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Song Meter User Manual

1. ss0eee 28 POWEE RESOURCES 2102 s caicai ut cu ceeded araceas Secale as ioaea ace 28 Memory ReESOUICES 22 2 2asite a n Reale Oued eats 31 Viewing or Changing the Advanced Recording Schedule 33 Advanced Recording Commands ccescceesseeeeeteeees 33 Advanced Recording Example ceceeseeeseceeeeeeeeeeeeee 36 Configuring Advanced Recordings eceeeeesseeeseeeeees 37 Solar Track runnin ai 39 Ending a Recording Schedule at a Specified Time 39 Caveats and Implementation Details eee 40 Making Recordings ccc c iccececscssessecesceseesccseossecsccesees 41 Autonomous Operation ccccccccsscccssscscsssccsssscesssscessessees 41 A dio FANGS ici siaxiicenntencsccesacecnasacasenaataceoutocestuaceessecbeadeonsontes 43 Data Log Files ooesssooesssoocsesosecesssocesssoossssoceessosecesssoossssoose 43 Aborting a Recording in Progress cssscsssscssssscssesccees 44 Manual Recording Feature eesooesooccssccssccssocssocessocssseessese 44 Song Meter Specifications ccsssssccsssssssssscccsseees 45 Physical Specifications ccs cet iectaaadecciiatesccoadecemebeatucdg 45 Audio S peciiiCations 22 4 jcee essed ei 45 STIS ONS fast Se Set ctl aden opi telah ca sian a e ea lah cuatde deh Sans 46 Storage Lisssecdsaaasdpisasiecsededesepuaartiastandeasdiaa nacsedemartekaemaenns 46 PWT 255 ae ls hae en A sea te ance ied enue 46 F t re expansi n ai Gye ties eG Bee oad ele le 4
2. 11 40AM and the pause on line 07 ends at 12 40PM Finally line 09 causes the program to run all over again from the beginning waiting until 5 30AM on line 01 As you can see this simple 9 line program is able to schedule 23 different recordings per day at various intervals and durations Configuring Advanced Recordings From the main menu scroll to the Schedule line Note that the line indicates which scheduling mode is selected in parentheses e g daily or advanced 37 Song Meter SM2 User Manual Copyright 2007 2010 Configuration Viewing or Changing the Advanced Recording Schedule Press the Select button once to select the schedule mode If necessary you can then use the Up or Down buttons to toggle the scheduling mode between daily and advanced Select the advanced schedule mode and press Select a second time The display will look like this Schedule Advanced 01 lt Add Insert gt If an advanced recording schedule has already been programmed the display will show one line for each recording entry for example Schedule Advanced 01 AT TIME 05 00 00 02 RECORD 00 30 00 03 PAUSE 01 00 00 04 RECORD 00 01 00 05 PAUSE 00 09 00 06 GOTO LINE 04 10X 07 PAUSE 01 00 00 08 GOTO LINE 04 1X 09 GOTO LINE 01 OX 10 lt Add Insert gt To change or delete a line use the up and down buttons to scroll to the desired line and press the select button You can then
3. Select a second time The display will look like this Schedule HH MM Add new entry If a recording schedule has already been programmed the display will show one line for each recording entry as follows Schedule HH MM 05 30 for 01 30 23 00 for 01 00 Add new entry In the example above there are two scheduled recording times one from 5 30AM for an hour an a half and another at 11 00PM for an hour Note that there can be up to 128 different scheduled recording times If there are more than three scheduled recording times then only three will be displayed at a time with others scrolled off the screen You can use the Up and Down buttons to scroll through the schedule entries and the Add new entry line To make a selection push the Select button Song Meter SM2 User Manual Copyright 2007 2010 Configuration Viewing or Changing the Daily Recording Schedule Adding a New Scheduled Recording Time Use the Up and Down buttons to scroll to the Add new entry line and then press the Select button Schedule HH MM 05 30 for 01 30 23 00 for 01 00 00 00 for 00 00 Notice that the Add new entry is replaced with 00 00 for 00 00 with the cursor on the starting time hour Use the Up and Down buttons to select the closest hour to the desired start time then press the Select button The cursor will
4. 0 represents each degree C as a difference of 19 5 millivolts The third setting represents the precision of the resulting conversion For example we display the internal temperature sensor value with one digit to the right of the decimal point The sensors can then be calibrated for accuracy by adjusting these settings and a variety of sensors can be supported Copyright 2007 2010 Song Meter SM2 User Manual 24 Configuration Utilities When configuring a Steinhart Hart sensor the display looks like this Sensor 1 Steinhart 100 x10 2 ohms 1143 x10 6 2313 x10 7 C 1093 x10 10 D 7251 x10 14 Rs represents a series resistor between the thermistor and ground and can be specified with a 3 digit mantissia and exponent In this example a 10 000 ohm series resistor is specified The other values A B C and D represent coefficients of the Steinhart Hart equation as follows 1 T A B Ln Rt C Ln Rt 3 D Ln Rt 45 Where T is the temperature in Kelvin Rt is the resistance of the thermistor and A B C and D are constants When using the SM2 with Steinhart Hart sensors the resistance is calculated with knowledge of the series resistor Rs and then the temperature is calculated and converted to degrees celsius with one digit precision to the right of the decimal point Utilities 25 From the main menu select Utilities to access a number of additional commands The display will look like
5. European Communities Council 3 May 1989 on Electromagnetic Compatibility 92 3 1 EEC Official Journal of the European Communities 28 April 1982 Amending Directive 89 336 EEC on Council Directive on Electromagnetic Compatibility CFR 47 Requirements for commercial data processing FCC Part 15 equipment Class A Industrial and commercial 8 14 2006 EN 55022 Limits and methods of measurement of radio interference 1998 A1 2000 characteristics of information technology equipment A2 2003 Class A ITE CISPR22 2005 Information technology equipment Radio disturbance characteristics Limits and methods of measurement Class A ITE AS NZS Limits and methods of measurements of radio CISPR 2004 disturbance characteristics of information technology equipment Class A Industrial and Song Meter SM2 User Manual Copyright 2007 2010 Declaration of Conformity EN 45014 commercial ICES 003 issue 4Electronic Emissions from Data Processing Equipment 2 2004 and Electronic Office Machines EN 55024 Information technology equipment Immunity 1998 A1 2001 characteristics Limits and methods of measurement A2 2003 EN 61000 4 2 Electromagnetic compatibility EMC Part 4 Testing 1995 A1 1998 and measurement techniques Section 2 Electrostatic A2 2001 discharge immunity test EN 61000 4 3 Electromagnetic compatibility EMC Part 4 Testing 1995 A1 1998 and measurement techniques Section 3 Radiated r
6. Meter will go to sleep until manually awoken 2009 Sep 11 05 29 11 Song Meter II R2 2 0 MEDIA FULL OR FAILED Shutting down Data Log Files 43 Song Meter creates one log file for each card with the name Prefix_Sensor X txt where X is the card slot letter A B C or D At the start of each recording and every 5 minutes during recording Song Meter takes a reading on the two sensors the internal temperature sensor and the external sensor port Each reading is appended on a line to the log file on the same card used to make the recording as follows 2009 Oct O01 11 44 25 22 9 1 408 The four tab delimited fields include the date time internal temperature and external sensor readings For scale and calibration information see Sensor Settings on page 23 Song Meter SM2 User Manual Copyright 2007 2010 Making Recordings Aborting a Recording in Progress Aborting a Recording in Progress While the Song Meter is recording you can press the Back or Wake Exit to abort the recording in progress and enter the start up screen Manual Recording Feature In addition to recording on a schedule the Song Meter can also start a recording when the start up screen is displayed by pushing the Up and Down buttons simultaneously This will start a one hour recording on the lowest lettered slot on which the recording will fit Pressing the Select button toggles between display modes and headphon
7. SM2 User Manual 12 Getting Started Waking Song Meter If no SD flash card is plugged into a slot N A is displayed to indicate that the slot is not available Otherwise its capacity in gigabytes and percent full are displayed In the above example slots A and B each have a 32GB card installed with A at 48 full and B empty at 0 full and slots C and D have no card installed Note that if a card is write protected WP will be displayed instead of a percent full indication If a problem occurred while scanning a card ERROR will be displayed 13 Song Meter SM2 User Manual Copyright 2007 2010 Configuration Using the Song Meter Configuration Utility Configuration Using the Song Meter Configuration Utility All of the Song Meter settings and recording schedule can be configured directly on the Song Meter using the display and buttons as described throughout this manual As a convenience you may also create view or edit Song Meter configuration files using the Song Meter Configuration Utility application software This software is available at no charge from the Wildlife Acoustics website at http Awww wildlifeacoustics com The Song Meter Configuration Utility also comes with sample configuration files that may already fit your needs for a variety of applications Menu Navigation After waking the Song Meter press the Select button to enter the main menu The display will look like this Song Meter
8. at 24kHz stereo with compression and 70 at 48kHz stereo with compression Additional power is consumed when using advanced features like digital band pass filtering and triggering Scheduled Alkaline NiMH oe Total Total Total Total Day Run time Recording Run time Recording days Hours days Hours 5 minutes 775 65 87 7 10 minutes 608 101 83 14 15 minutes 501 125 80 20 20 minutes 425 142 78 26 25 minutes 370 154 75 31 30 minutes 327 163 12 36 29 Song Meter SM2 User Manual Copyright 2007 2010 Configuration Managing Power and Memory Resources Scheduled Alkaline NiMH RER Total Total Total Total Day Run time Recording Run time Recording days Hours days Hours 35 minutes 293 171 70 41 40 minutes 45 minutes 50 minutes 55 minutes 207 190 62 57 1 hour 193 193 61 61 2 hours 106 212 46 91 3 hours 73 219 37 110 4 hours 56 223 31 122 5 hours 45 225 26 131 6 hours 38 227 23 138 7 hours 33 228 20 143 8 hours 29 229 18 147 9 hours 26 230 17 151 10 hours 23 230 15 153 11 hours 21 231 14 156 12 hours 19 231 13 158 13 hours 18 231 12 160 Copyright 2007 2010 Song Meter SM2 User Manual 30 Configuration Managing Power and Memory Resources Alkaline NiMH Scheduled Receding Total Total Total Total D Run time Recording Run time Recording ay days Hours days Hours
9. sets at the horizon Alternatively civil twilight 6 degrees below the horizon nautical twilight 12 degrees below the horizon or astronomical twilight 18 degrees below the horizon can be specified See Changing the method of Solar Calculation on page 18 The advanced scheduling commands AT SRIS and AT SSET can be used to cause Song Meter to wait until some specified time before the next occurring sunrise or sunset respectively see AT SRIS hh mm ss on page 34 and AT SSET hh mm ss on page 34 The following example advanced scheduling program would record daily for one hour beginning 15 minutes before sunrise and another hour beginning 15 minutes after sunset 01 AT SRIS 00 15 00 02 RECORD 01 00 00 03 AT SSET 00 00 00 04 PAUSE 00 15 00 05 RECORD 01 00 00 06 GOTO LINE 01 OX The calculated sunrise and sunset times for the current day can be viewed by visiting the Change time and date menu See Changing the Time and or Date on page 18 for details Ending a Recording Schedule at a Specified Time The DO UNTIL commands described above can be used to end a recording schedule relative to sunrise sunset or a specific time of day For example the following sequence will record 5 minutes every hour from 15 minutes before sunrise until 15 minutes after sunset daily 01 AT SRIS 00 15 00 Song Meter SM2 User Manual Copyright 2007 2010 02 03 04 05 06 07 Configuration Viewing o
10. time to begin Note that if a scheduled recording time is already in progress Song Meter will begin recording as soon as it is ready to do so and end the recording on schedule You can abort the next recording and return to the main menu by pressing the Wake Exit button When Song Meter begins recording the display will indicate progress as shown below Song Meter SM2 User Manual Copyright 2007 2010 Making Recordings Autonomous Operation 2009 Sep 11 13 32 Recording 01 29 B 0909111332 WAV 44100xStereo The top line of the display shows the current date and time as before The second line indicates the time remaining in the current recording The third line shows the flash card slot and short file name of the recording file MMDDhhmm WAV and the percent complete Note that unique long file names are actually used on the flash card of the form Prefix_YYYYMMDD_hhmmss wav The last line shows the sample rate and number of channels x2 for stereo x1 for mono and the percentage indicates how full the SD flash card slot is on which the recording is being made You can press the Select button to toggle between the display above and the following In this mode the audio being recorded is also sent to the headphone jack so you can check levels 2009 Sep 11 13 32 56 Recording 01 29 12 Tie eA 45 2dBV Ri eee 41 1dBV The rms signal levels of each channel are shown both graphically with each asterisk r
11. 0 Configuration Viewing or Changing the Advanced Recording Schedule DO The DO command starts a DO UNTIL block as defined by a sequence of RECORD PAUSE GOTO LINE or SET commands followed by either an UNTTIME UNTSRIS or UNTSSET command These UNTIL commands specify an ending time for the block After the DO command the advanced schedule program will continue normally However if the ending time is reached any recording in progress will be truncated and the advanced schedule will skip ahead to the command following the UNTIL command If the UNTIL command is reached before the ending time the schedule will wait for the ending time before continuing DO UNTIL blocks may not be nested GOTO commands within the DO UNTIL block should not jump out of the DO UNTIL block AT TIME AT SRIS and AT SSET commands should not be used inside a DO UNTIL block UNTTIME hh mm ss The Until Time command ends a DO UNTIL block and specifies a specific ending time of day UNTSRIS hh mm ss The Until Sunrise command ends a DO UNTIL block and indicates an ending time as the specified amount of time after the next occurring sunrise UNTSSET hh mm ss The Until Sunset command ends a DO UNTIL block and indicates an ending time as the specified amount of time after the next occurring sunset Advanced Recording Example Consider the following example 01 AT TIME 05 30 00 Copyright 2007 2010 S
12. 07 2010 Song Meter SM2 User Manual 20 Configuration Viewing or Changing Song Meter Settings 21 Channels Song Meter can record in Stereo both left and right channels or Mono using either the left or right channel The default value set by the factory is two channel stereo recording Gain The Song Meter audio path has three gain stages for amplification of the microphones on each channel The first two stages are configured by jumpers as described in Amplifier Configuration Jumpers on page 6 The third stage can be configured independently for each channel from between 0 0 dB and 12 0dB in 1 5 dB increments The default value set by the factory is 0 0 dB for both channels Compression Song Meter can compress audio files to increase storage capacity By default compression is turned off and the audio files are stored as uncompressed WAV files If compression is turned on Song Meter will instead store audio files using the proprietary Wildlife Acoustics Audio Compression WAAC file format WAC files The WACO format is a lossless audio compression format designed to provide efficient compression for typical open microphone field recordings On average WAC files will be 60 the size of uncompressed WAV files Actual compression rates will vary depending on the sounds picked up by the microphones The WAC1 8 formats are lossy compression formats in which the least significant 1 to 8 bit
13. 1 0 newton meters of torque Installing Batteries Main Batteries If using internal batteries make sure the power source jumper is set properly as described in Main Batteries and Power Selection Jumper on page 4 Song Meter takes 4 standard D size batteries and works with disposable Alkaline batteries as well as rechargeable NiMH batteries If you are using NiMH rechargeable batteries you should make sure they are fully charged as these batteries tend to discharge over time when not in use Warning NiMH batteries can be damaged if discharged beyond their capacity See the section on Managing Power and Memory Resources on page 28 for more information Copyright 2007 2010 Song Meter SM2 User Manual 10 Getting Started Installing Flash Cards Be sure to install the batteries in the correct orientation as indicated by the battery holder Battery life can vary widely depending on the battery capacity brand charger used temperature etc External Power Instead of the internal batteries you can also provide power to the Song Meter from an external 6 or 12 volt battery or solar power system using the SM2PWR adapter Make sure the power selection jumper is set to select power from the external connector The SM2PWR adapter provides 5V power to the Song Meter through the connector and provides battery clips to attach to a large 6 or 12 volt battery The SM2PWR provides voltage protection up to 20 volts and re
14. 3 for details 9 Song Meter SM2 User Manual Copyright 2007 2010 Getting Started Removing and Replacing the Cover Getting Started Removing and Replacing the Cover The SM2 cover has four plastic cover screws in the corners as shown in Figure 1 on page 2 These screws have clips to prevent them from falling out and getting lost For best results use a properly sized flat head or phillips head screw driver to turn the screws Note that the plastic is soft and use of incorrect tools can damage the heads When in doubt a flat head screw driver is safest If necessary you can purchase replacement cover screws from us If the enclosure is wet on the outside we recommend drying it off with a towel before removing the cover You can then loosen the cover screws by turning them counter clockwise and lifting the cover straight away from the enclosure body To close the cover again make sure the indicator LED window is correctly oriented and tighten the screws by turning them clockwise Be careful not to over tighten the cover fasteners If the fasteners are too tight the knife edge of the cover can warp slightly reducing the effectiveness of the gasket seal Additionally there is some risk of stripping the threads Instead gently tighten the fasteners until the plastic on the cover just meets the plastic on the enclosure at the corners Continue to tighten a generous 1 8th turn more This is equivalent to approximately 9 0 inch pounds or
15. 7 Song Meter SM2 User Manual Copyright 2007 2010 Warranty csi ccetasdceawssettacinvstesaccnenssaeseislaceias Aasscaees Wildlife Acoustics Inc Limited Warranty cssceee Declaration of Conformity EN 45014 sse00 Copyright 2007 2010 Song Meter SM2 User Manual Introduction Updates and Support Introduction The Song Meter SM2 is a second generation acoustic monitoring and data logging platform both flexible to meet a broad range of applications today and expandible to meet future requirements tomorrow SM2 was designed from the ground up to be the most cost effective and reliable solution for the long term acoustic monitoring of birds frogs bats fish cetaceans and other wildlife in harsh field conditions You can program Song Meter to record automatically on a schedule Song Meter has the battery life and memory capacity to record for hundreds of hours spread out through months at a time Song Meter recordings can be analyzed automatically by Song Scope software sold separately to quickly locate species of interest For more information please visit our web site at www wildlifeacoustics com Updates and Support Song Meter is field upgradeable and we frequently add new versions of the firmware to make improvements and add features Please take a moment to join our mailing list and or our on line forum so that you will be notified when new firmware updates are available The on line f
16. Main Menu Schedule daily Settings Utilities By convention throughout this manual the box above shows the contents of the 20 column by 4 row display The double underline indicates the blinking cursor position Each menu screen can only display three lines at a time Any lines shown below the box can be seen by scrolling down using the Down button The Up and Down buttons can be used to scroll through the menu choices To select a menu choice press the Select button To return to the previous menu press the Back button From the main menu above you can press the Back button to return to the start up screen The Wake Exit button will start or resume the recording schedule Copyright 2007 2010 Song Meter SM2 User Manual 14 Configuration Viewing or Changing the Daily Recording Schedule Viewing or Changing the Daily Recording Schedule 15 The Song Meter can be configured to follow a simple daily recording schedule the default or a more advanced recording schedule discussed later From the main menu scroll to the Schedule line Note that the line indicates which scheduling mode is selected in parentheses e g daily or advanced Press the Select button once to select the schedule mode If necessary you can then use the Up or Down buttons to toggle the scheduling mode between daily and advanced Select the daily schedule mode and press
17. Model SM2 WW SongMeter rece SS Wildlife Acoustics Inc Concord Massachusetts IF www wildlifeacoustics com WI li E A i J TIG Made in U S A Patents Pending PWR MCL 4 10VOC IN Song Meter User Manual Model SM2 Wildlife Acoustics Inc www wildlifeacoustics com Firmware Version 2 2 0 Copyright 2007 2010 Wildlife Acoustics Inc Rev 5 10 10 Firmware release Song Meter II R2 2 0 All rights reserved Wildlife Acoustics and Song Sleuth are registered in the U S Patent and Trademark Office Song Scope Song Meter and Digital Birdsong Detective are trademarks of Wildlife Acoustics Inc All other trademarks are the property of their respective owners Patents pending Prohibition against Eavesdropping United States law Federal Communications Commission Part 15 Section 15 9 states Except for the operations of law enforcement officers conducted under lawful authority no person shall use either directly or indirectly a device operated pursuant to the provisions of this Part for the purpose of overhearing or recording the private conversations of others unless such use is authorized by all of the parties engaging in the conversation You are responsible for complying with all applicable laws within your jurisdiction Electromagnetic Interference NOTE This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rule
18. STATUTORY INCLUDING WARRANTIES OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE ACCURACY CORRESPONDENCE WITH DESCRIPTION SATIS FACTORY QUALITY AND NON INFRINGEMENT ALL OF WHICH ARE EXPRESSLY DISCLAIMED BY WAI AND ITS SUPPLIERS LIMITATION OF LIABILITY NEITHER WAI NOR ITS SUPPLIERS SHALL BE LIABLE FOR INCIDENTAL CONSEQUENTIAL INDIRECT SPECIAL OR PUNITIVE DAMAGES OF ANY KIND LOSS OF INFORMATION OR DATA LOSS OF REVENUE LOSS OF BUSINESS OR OTHER FINANCIAL LOSS ARISING OUT OF OR IN CONNECTION WITH THE SALE OR USE OF THIS PRODUCT WHETHER BASED IN CONTRACT TORT INCLUDING NEGLIGENCE STRICT PRODUCT LIABILITY OR ANY OTHER THEORY EVEN IF WAI HAS BEEN Song Meter SM2 User Manual Copyright 2007 2010 Warranty Wildlife Acoustics Inc Limited Warranty ADVISED OF THE POSSIBILITY OF SUCH DAMAGES AND EVEN IF ANY LIMITED REMEDY SPECIFIED IN THIS LICENCE AGREEMENT IS DEEMED TO HAVE FAILED OF ITS ESSENTIAL PURPOSE WAI S ENTIRE LIABILITY SHALL BE LIMITED TO REPLACEMENT REPAIR OR REFUND OF THE PURCHASE PRICE PAID AT WAI S OPTION IN NO EVENT SHALL WAT S LIABILITY FOR ALL DAMAGES RELATED TO THE PURCHASE OF PRODUCT EXCEED THE AMOUNT PAID FOR THE APPLICABLE PRODUCT THE FOREGOING LIMITATIONS WILL APPLY EVEN IF THE ABOVE STATED REMEDY FAILS OF ITS ESSENTIAL PURPOSE DISCLAIMER Some countries states or provinces do not allow the exclusion or limitation of implied warranties or the limitation of incidental or consequential damages so t
19. Time per 14 hours 17 232 12 161 15 hours 16 hours 17 hours 18 hours 19 hours 20 hours 21 hours 22 hours 23 hours 24 hours Memory Resources Song Meter has four SD SDHC card slots As of this writing high capacity flash cards are available with up to 32GB gigabytes billion bytes Thus with four 32GB cards Song Meter can be configured with a capacity of 128GB and more in the future as higher capacity flash cards become available Recordings consume 2 bytes 16 bits per sample times the sample rate times the number of channels per second For example a recording made at a sampling rate of 44 100 samples per second in stereo 2 channels consumes 2 x 44 100 x 2 176 400 bytes per second With 128GB total capacity 128 000 000 000 divided by 176 400 725 623 seconds 201 hours of recording time 31 Song Meter SM2 User Manual Copyright 2007 2010 Configuration Managing Power and Memory Resources Note that the largest file size allowed for an individual recording is 2GB You may need to adjust the duration of a given recording to fit within this limit Otherwise Song Meter will automatically break up the recording into pieces to satisfy this requirement In most applications there is no reason to use sampling rates faster than twice the frequencies of interest The majority of frog vocalizations are under 4KHz and need only be sampled at 8KHz while most bird vocalizations are u
20. acity of 128GB today and more as higher capacity cards become available In addition the flash card slots can also support SDIO cards so that we can provide new functionality in the future with plug in peripherals like GPS Bluetooth and WiFi Song Meter SM2 User Manual Copyright 2007 2010 Introduction Overview Indicator LED A low power LED on the board and visible through a window on the enclosure cover provides a visual cue as to the status and health of the Song Meter When sleeping but scheduled to wake up for a future recording the LED will blink green once a minute for one second When actively recording the LED will blink green for a fraction of a second each second Otherwise the LED remains off The LED is intended to provide some status but not at the cost of high power consumption Therefore it may not be easily seen in bright sunlight or from off angle Headphone Jack The standard 3 5mm stereo headphone jack provides an audio output capability When making a recording you can press the Select button to toggle the headphones on and off to listen to the recording in progress and check audio levels and quality Amplifier Configuration Jumpers Several jumpers are provided to configure the left and right microphone input channels The jumpers are arranged in five rows of two columns The column on the left controls the left channel and the column on the right controls the right channel The first row
21. adio A2 2001 frequency electromagnetic field immunity test This class A digital apparatus also meets all requirements of the Canadian Interference Causing Equipment Regulations Cet appareil num rique de la Classe A respecte toutes les exigences du R glement sur le mat riel brouilleur du Canada This product operates on 6V DC This product was tested in a typical configuration Magiri Ian Agranat President Wildlife Acoustics Inc October 1 2009 Copyright 2007 2010 Song Meter SM2 User Manual 52 Declaration of Conformity EN 45014 53 Song Meter SM2 User Manual Copyright 2007 2010
22. ain shorting the middle two pins provides 12dB gain and shorting the right two pins provides 24dB gain The combined amplification of the pre amplifier is the sum of these two stages as follows 0dB Gain Stage 1 OdB Gain Stage 2 OdB 12d0B Beto es Gain Stage 1 OdB has os Gain Stage 2 12dB 24d0B i AER oe Gain Stage 1 24dB SRS AS Gain Stage 2 OdB 7 Song Meter SM2 User Manual Copyright 2007 2010 Introduction Overview 36d0B ae ae Gain Stage 1 24dB Le Gain Stage 2 12dB 480B shin 5 Gain Stage 1 24dB Gain Stage 2 24dB 60dB oes Gain Stage 1 36dB Gain Stage 2 24dB Note that there is an additional third stage gain for audio rates lt 48kHz that can be configured from the user interface for 0 to 12dB additional amplification in 1 5dB increments Song Meter can therefore be configured for gains between 0 and 70dB in 1 5dB increments on each channel LCD Display A 4 row by 20 column LCD display is used for status and configuration Reset Button The reset button forces the Song Meter to reboot to its initial power up state Note that this does not reset any saved parameters but will cause an advanced schedule to be reset so it will start again from the beginning Avoid pressing the reset button while recording Wake Exit Button Song Meter normally sleeps until the next scheduled recording time arrives In order to check or configure Song Meter it must b
23. and can be used to uniquely label recordings made by each Song Meter e g to designate a location and or project Recordings are saved in a Data folder on the flash card and have names of the form Prefix_YYYYMMDD_hhmmss wav where Prefix is the prefix specified here YYYY is the year MM is the month DD is the day hh is the hour mm is the minute and ss is the second at which the recording was started The suffix wav is used for uncompressed files and wac for the proprietary lossless audio compression WAAC format Log files are also saved in the Data folder and have names of the form Prefix_Sensor X txt where X is the card slot letter A B C or D The prefix may contain capital letters numbers and hyphens Press the select button to advance to each position in the prefix and then use the up and down arrows to select from among the possible characters Press select one more time to mark the end of the prefix The default value is no prefix in which case no Prefix_ will be present in the recording file names Latitude Latitude is one of the parameters used to calculate the actual time of sunrise and sunset for scheduling recordings relative to sunrise and sunset times You can specify the latitude of the Song Meter s location on the globe in degrees north N or south S of the equator Longitude Longitude is one of the parameters used to calculate the actual time of sunrise and sunset for scheduling
24. ange and then press the Select button The cursor will advance to the starting time hour Follow the steps above to change the entry Deleting an Existing Scheduled Recording Time Use the Up and Down buttons to scroll to the entry you wish to delete and then press the Select button Follow the steps above and set the recording duration to 00 00 This will cause the entry to be deleted Viewing or Changing Song Meter Settings From the main menu use the Up or Down buttons to scroll to the Settings choice and press the Select button to enter the settings menu The display will look like this Song Meter Settings Time and date Location Audio Sensors The settings are organized into four groups as indicated You can use the Up and Down buttons to scroll to the desired settings group and press Select again to enter a group specific submenu Time and Date Select Time and date from the settings menu The display will look like this Time and date 2009 Sep 16 03 00 39 Solar Sunrise Set Rise 05 52 Set 17 58 The current time and date are shown on the second line and today s calculated sunrise sunset times are shown on the bottom line 17 Song Meter SM2 User Manual Copyright 2007 2010 Configuration Viewing or Changing Song Meter Settings Changing the Time and or Date To change the time and or date scroll to the second line and pre
25. defects in the software products will be corrected EXCLUSIONS This warranty excludes 1 physical damage to the surface of the product including cracks or scratches on the outside casing 2 damage caused by misuse neglect improper installation or testing unauthorized attempts to open repair or modify the product or any other cause beyond the range of the intended use 3 damage caused by accident fire power changes other hazards or acts of God or 4 use of the product with any non WAI device or service if such device or service causes the problem Any third party products including software included with WAI products are not covered by this WAI warranty and WAI makes no representations or warranties on behalf of such third parties Any warranty on such products is from the supplier or licensor of the product EXCLUSIVE REMEDIES Should a covered defect occur during the warranty period and you notify WAI your sole and exclusive remedy shall be at WAI s sole option and expense to Copyright 2007 2010 Song Meter SM2 User Manual 48 Warranty Wildlife Acoustics Inc Limited Warranty 49 repair or replace the product or software If WAI cannot reasonably repair nor replace then WAI may in its sole discretion refund the purchase price paid for the product Replacement products or parts may be new or reconditioned or comparable versions of the defective item WAI warrants any replaced or repaired product part or soft
26. e output as described in the previous section Copyright 2007 2010 Song Meter SM2 User Manual 44 Song Meter Specifications Song Meter Specifications 45 Physical Specifications Dimensions Weight Enclosure 8 0 X 8 0 X 2 5 2 0 pounds without batteries NEMA Type 1 4 4X and 6 weatherproof vented Operating Temp 4 F to 185 F 20 C to 85 C Audio Specifications ChannelsChannels 2 Interface Bias power High pass filter Pre amplifier Noise ADC Sample rates Digital format Headphones 3 pin waterproof connector ground signal 3 3V supply 2 5V 2 2K om jumper enabled per channel 2 pole butterworth jumper selectable per channel at 2 180 or 1 000Hz 2 stage jumper selectable per channel at 0 12 24 36 48 or 60dB gain For sample rates lt 48kHz third stage digitally configurable 0 12dB in 1 5dB steps 115dBV equivalent input noise 1V rms full scale 16 bit 90dB SNR 4 8 16 22 05 24 32 44 01 and 48kHz standard 192kHz with SM2BAT dauther card 16 bit PCB wav or proprietary lossless and lossy compression formats wac 3 5mm stereo jack Song Meter SM2 User Manual Copyright 2007 2010 Sensors Storage Power Song Meter Specifications Filtering and triggering Configurable digital high pass and low pass filters at sample rate divided by 3 4 6 8 12 16 24 32 48 and 96 Adaptable trigger with configurable t
27. e not updated when you load settings The microphone gain settings and sensor settings may be calibrated to the tolerances of individual microphones and Song Meters and the prefix is intended to uniquely identify each Song Meter in the field However you can override these parameters when using the Song Meter Configuration Utility application software To load a configuration file select the Load config from A selection from the utilities menu The display will show a list of available SET files present in the top directory of the flash card in slot A You can then scroll through the list of files and select the configuration file you wish to load The schedule and settings will be updated from the configuration file To save a configuration file select Save ASSONGMETER SET from the utilities menu This will save the schedule and settings to a file called SONGMETER SET on the flash card installed in slot A Erase All Cards You can permanently delete all the files on all flash cards to make room for new recordings Select Erase all cards from the utilities menu You will Copyright 2007 2010 Song Meter SM2 User Manual 26 Configuration Start Recording Schedule be prompted to confirm this action Scroll down to Yes and press the Select button All flash cards will then be erased Setting Factory Defaults Selecting Set factory default from the utilities menu causes all of the parameter settings
28. e woken up manually Press the Wake Exit Button to wake up the Song Meter To put Song Meter back to sleep and resume the recording schedule press the Wake Exit button again If the Wake Exit button is pressed during a scheduled recording the Song Meter will begin recording immediately until the scheduled ending time of the recording and then go to sleep to wait for the next scheduled recording Copyright 2007 2010 Song Meter SM2 User Manual 8 Introduction Overview If Song Meter is awake and not recording it will automatically resume the recording schedule after 5 minutes of inactivity Up Down Select and Back Buttons Use the Up Down Select and Back buttons to navigate Song Meter s menus The Up and Down buttons are used to advance to the previous or next menu item or parameter value The Select button is used to select the menu item or lock in the parameter value and the Back button is used to back up Temperature Sensor The built in temperature sensor is located on the motherboard inside the enclosure and can be used to log temperature Note that the temperature measured is the air temperature inside the enclosure Ifthe SM2 is shaded from direct sunlight this will generally be reasonably close to the ambient air temperature outside the enclosure However if exposed to sunlight the air temperature inside the enclosure can rise significantly See Sensor Settings on page 23 and Data Log Files on page 4
29. ected by the band pass filters WAC files can be read by our Song Scope software Additionally we provide a free cross platform WAC to WAV wac2wav conversion program available from our website at http www wildlifeacoustics com downloads Finally for SM2s equipped with ultrasonic sample rate boards e g SM2BAT the Div Ratio option sets the frequency divider used for headphone output when listening to ultrasonic signals in realtime The default value is 16 This setting is not displayed unless an ultrasonic board is installed Sensor Settings The Song Meter has two sensor ports including a built in temperature sensor port zero and an optional external sensor connected to the sensor port connector port one The Song Meter can take a voltage measurement on either sensor port with 10 bit resolution The voltage range is 0 3 3V with a resolution of 3 2 millivolts Each sensor can be configured and or calibrated to translate a voltage reading into meaningful units appropriate for the sensor These sensors can be configured and calibrated by selecting Sensors from the settings menu The display will look like this Sensor settings Q Linear 1 Linear 0 22 4 1 1 650 23 Song Meter SM2 User Manual Copyright 2007 2010 Configuration Viewing or Changing Song Meter Settings The middle two lines represent configuration for the two different sensor ports and the bottom line d
30. epresenting 6dB and with an indication of signal level relative to 1Vrms full scale When making recordings at ultrasonic sample rates e g 192kHz or 384kHz output to the headphones will be frequency divided by the specified Div Ratio in the advanced audio settings configuration Copyright 2007 2010 Song Meter SM2 User Manual 42 Making Recordings Audio Files Audio Files Song Meter creates a file for each scheduled recording under a directory called Data The file name indicates the actual start time of the recording and has the format Prefix_YYYYMMDD_hhmmss wav where Prefix_is a user defined label see Filename Prefix on page 19 YYYY is the year MM is the month 00 12 DD is the day 00 31 hh is the hour 00 23 mm is the minute 00 59 and ss is the second 00 59 The file is a standard 16 bit PCM uncompressed WAV file For display purposes Song Meter shows a shortened version of the filename on the LCD of the form MMDDhhmm WAV If compression is enabled files are stored in the Wildlife Acoustics Audio Compressionformat indicated by WAC instead of WAV The filename is shown with an A B C or D prefix indicating which SD flash card slot is being used Song Meter will use the lowest lettered slot that is available and has sufficient remaining free space to store the recording If there is no more room for recording in any slot the following message will be displayed for 5 seconds then Song
31. he above limitations and exclusions may be limited in their application to you When implied warranties may not be excluded in their entirety they will be limited to the duration of the applicable written warranty This warranty gives you specific legal rights you may have other rights that may vary depending on local law Your statutory rights are not affected GOVERNING LAW This Limited Warranty shall be governed by the laws of the Commonwealth of Massachusetts U S A and by the laws of the United States excluding their conflicts of laws principles The United Nations Convention on Contracts for the International Sale of Goods is hereby excluded in its entirety from application to this Limited Warranty Wildlife Acoustics Inc P O Box 680 Concord MA 01742 0680 United States of America 888 733 0200 www wildlifeacoustics com Copyright 2007 2010 Song Meter SM2 User Manual 50 Declaration of Conformity EN 45014 Declaration of Conformity EN 45014 51 Manufacturer Wildlife Acoustics Inc P O Box 680 Concord MA 01742 0680 United States of America Declares that the following product Product Name Song Meter Product Model Numbers SM2 Product Type Digital Audio Field Recorder Conforms to the appropriate country standards and governing regulations listed below We as the manufacturer are fully responsible for the design and production of the above mentioned equipment 89 336 EEC Official Journal of the
32. hreshold above background 1 88dB absolute trigger with configurable threshold 1 88dB full scale inactivity time for trigger off 0 1 9 9 seconds Channels 2 ADC 10 bit at 3 3V reference 3 2millivolt resolution Parameters available for precise calibration Internal temperature sensor accurate to within 2 C at 0 C External sensor port with 3 pin waterproof connector ground signal 3 3V supply 4 SD SDHC SDIO flash card slots Class 4 or greater 128GB total capacity with 4x32GB cards available today more as higher capacity cards become available Compression increases effective capacity by 60 70 typically 4 10VDC main power internal 4 D size batteries or external weatherproof connector 6 20VDC through external power adapter for 6 or 12V solar power systems lt 1mA when idle between scheduled recordings The following estimates can vary 10mA depending on flash cards used Copyright 2007 2010 Song Meter SM2 User Manual 46 Song Meter Specifications 55 65mA when recording uncompressed up to 48kHz except 32kHz compressed up to 16kHz mono and band triggered up to 8khz mono 70 75mA when recording ocmpressed up to 48kHz except 32kHz and band triggered up to 24kHz mono 80 90mA when recording 32kHz and up to 48kHz compressed and band triggered up to 44 1kHz mono 90 100mA when recording band triggered up to 48kHz mono 110mA when recording band triggered up to 48kHz stereo Seperate p
33. isplays the current display value for the two sensors By default both sensor ports are configured on a Linear scale Port zero is set up to use the built in temperature sensor and automatically converts voltage levels to degrees celsius as displayed on the bottom line and in the sensor logs Port one is set up by default to display the actual voltage level as measured on the external sensor port The value is not deterministic if no external sensor is connected In addition to a linear scale a Steinhart Hart scale is also supported for precision thermistor temperature sensors The Steinhart Hart equation is a slightly non linear curve that more accurately models actual thermistor response to temperature thus making more accurate readings possible When you select on one of the two sensor ports you can then use the up and down buttons to toggle between Linear and Steinhart Hart modes Press select again to configure the Linear or Steinhart Hart parameters for your particular sensors When configuring a linear sensor the display looks like this Sensor 0 Linear Zero 0400 00 mV Scale 1 0019 50 mV Precision 1 digits The first setting represents the offset in millivolts representing zero units For example the built in temperature sensor on port 0 measures 0 degrees C at 400 millivolts The second setting represents the scale in millivolts representing one unit For example the built in temperature sensor on port
34. king on page 39 for details AT SSET hh mm ss The At Sunset command is used to cause Song Meter to wait until the specified amount of time before the next occurring sunset See Solar Tracking on page 39 for details RECORD hh mm ss The Record command is used to cause Song Meter to record for the specified duration If a zero duration is specified no audio recording will be made However the internal temperature sensor and external sensor port will be read and logged to the sensor log file Note that the maximum file size is 2GB You should make sure that the specified duration times sample rate times number of channels times 2 bytes per sample is less than this 2GB limit Otherwise the recording will be split into multiple recordings PAUSE hh mm ss The Pause command is used to cause Song Meter to wait for the specified duration If possible Song Meter will put itself to sleep until about thirty seconds before the end of the pause Additionally Song Meter will take into consideration any delays in finishing and saving the previous recording such that the delay begins when the previous recording ended not when the previous recording was saved We recommend a pause of at least 30 seconds to give Song Meter enough Copyright 2007 2010 Song Meter SM2 User Manual 34 Configuration Viewing or Changing the Advanced Recording Schedule 35 time to finish a previous recording and prepare for a subseque
35. labelled 2 5V Mic Bias enables a 2 5V bias through a 2 2K resistor to the signal input This is required for most electret microphones including the SMX II microphones To enable the bias the two jumper pins are shorted with a jumper installed To disable the bias the jumper should be removed You can leave the jumper hanging on one pin so you don t loose it The second and third rows configure a two pole butterworth high pass filter to attenuate unwanted low frequency sounds Each of these two rows have four pins such that a jumper can short either the left two the middle two or the right two pins If both jumpers short the left pins the cut off frequency is around 2Hz If both jumpers short the middle pins the cut off frequency is around 180Hz If both jumpers short the right pins the cut off frequency is around 1kHz as illustrated below Copyright 2007 2010 Song Meter SM2 User Manual 6 Introduction Overview 2Hz Cut off CED te bus High pass aha oS ve Filter 180Hz Cut off Euo High pass ose a Filter 1 000Hz Cut off High pass Filter The fourth row configures the first stage of a two stage microphone pre amplifier A jumper shorting the left two pins provides OdB gain shorting the middle two pins provides 24dB gain and shorting the right two pins provides 36dB gain The fifth row configures the second stage of a two stage microphone pre amplifier A jumper shorting the left two pins provides OdB g
36. nder 8K Hz and need only be sampled at 16K Hz with the exception of some high pitched warblers who sing at 1OKHz and need to be sampled at greater than 20KHz The following tables illustrate the recording time in hours available for different combinations of total memory capacity sample rates and channels If you enable compression you can almost double the capacity Compression rates vary with sample rates and site specific ambient sound levels Mono 1 channel 32 000 24 000 22 050 16 000 Stereo 2 channels 32 000 24 000 22 050 16 000 2GB 2 9 3 1 43 5 8 6 3 8 7 17 4 34 7 4GB 5 8 63 8 7 116 12 6 17 4 347 69 4 Copyright 2007 2010 Song Meter SM2 User Manual 32 Configuration Viewing or Changing the Advanced Recording Schedule Stereo 2 channels 32 000 24 000 22 050 16 000 Viewing or Changing the Advanced Recording Schedule This section describes the advanced scheduling mode of the Song Meter By default Song Meter is configured to use a simpler daily scheduling mode as described in Viewing or Changing the Daily Recording Schedule on page 15 The advanced scheduling mode can be selected from the main menu Scroll to the Schedule line Note that the line indicates which scheduling mode is selected in parentheses e g daily or advanced Press the Select button once t
37. now advance to the minutes portion of the starting time Again you can use the Up and Down buttons to change the minute and hour to the desired start time then press Select The cursor will now advance to the hours portion of the recording duration Use the Up and Down buttons to select the closest number of hours and press Select Finally the cursor will advance to the minutes portion of the recording duration Use the Up and Down buttons to select the minute and hour of the desired recording duration then press Select You can use the Back button to back up if you make a mistake Notice that you may not have any two recording periods that overlap In fact there must be at least a one minute gap between the end of one recording period and the beginning of the next If you attempt to create a recording entry that violates this rule the error message OVERLAP TRY AGAIN will be displayed for 5 seconds Also note that the maximum file size for any individual recording is 2GB If you specify a duration times sample rate times number of channels times 2 bytes per sample exceeding 2GB the recording may be split into more than one file Copyright 2007 2010 Song Meter SM2 User Manual 16 Configuration Viewing or Changing Song Meter Settings Changing an Existing Scheduled Recording Time Use the Up and Down buttons to scroll to the entry you wish to ch
38. nt recording Note that sequential Pause and At Time commands may be consolidated by Song Meter For example consider the following sequence AT TIME 05 00 00 PAUSE 01 00 00 When Song Meter comes across the sequence above it will sleep until just before 06 00AM without waking up at 05 00AM GOTO LINE aa bbX The Goto Line command is used to create programable loops which may be nested If bb is zero the loop is always taken and the next command to be executed will be line aa Otherwise the loop to line aa will be executed bb times After bb loops Song Meter will continue with the commands immediately following the Goto Line command Be careful to avoid unwanted infinite loops If Song Meter detects an infinite loop while running it will abandon the program and go to sleep until awoken manually When inserting or deleting commands from the program Song Meter will automatically adjust the Goto Line command line numbers referenced SET rrrrrXcccccc The Set command is used to change the recording settings to use the sample rate specified by rrrrr and the number of channels specified by cccccc These settings will be used until the next Set command or until the program is restarted When an advanced schedule program is first started the initial settings specified by the settings parameter menu are used Song Meter SM2 User Manual Copyright 2007 201
39. o select the schedule mode If necessary you can then use the Up or Down buttons to toggle the scheduling mode between daily and advanced Select the advanced schedule mode and press Select a second time Advanced Recording Commands When the Song Meter is configured to use advanced scheduling the schedule is defined as a sequence of simple commands Each command is numbered sequentially with up to 99 commands in a recording program Warning When the last command of the advanced schedule is executed the program will end If you want to repeat the schedule you must include a GOTO LINE command at the end of your program It is always a good idea to use the Song Meter Configuration Utility to verify that advanced schedules will work as expected There are several types of commands as follows 33 Song Meter SM2 User Manual Copyright 2007 2010 Configuration Viewing or Changing the Advanced Recording Schedule AT TIME hh mm ss The At Time command is used to cause Song Meter to wait until the specified time of day If possible Song Meter will put itself to sleep until just before the scheduled time Song Meter will wake up about 30 seconds early to take into account preparation time so that subsequent recordings begin at the specified time AT SRIS hh mm ss The At Sunrise command is used to cause Song Meter to wait until the specified amount of time before the next occurring sunrise See Solar Trac
40. of the Song Meter and can be screwed into the fixed object When the cover is replaced the plastic cover fasteners will cover the heads of the mounting screws There are many possible mounting solutions You could drop 6 wood screws into the four holes and screw them into a piece of plywood which in turn could be easily mounted to a tree or post Or you could drop 6 machine screws using wing nuts on the back to secure a wire or chain Waking Song Meter Song Meter is designed to remain in a deep sleep between recording events and must be manually awoken in order to view or change the recording schedule or settings The SM2 can be awoken by pressing either the Wake Exit button or the Reset button The Wake Exit button causes the SM2 to wake up preserving any advanced scheduling state so that a schedule in progress can be resumed where it left off The Reset button reboots the Song Meter from its power on causing the advanced scheduling state to be cleared so that a schedule in progress can only be restarted from the beginning When the Song Meter wakes up the display will show something like the following 2009 Sep 11 13 32 56 Song Meter II R2 2 0 A 32G 48 B 32G 0 C N A D N A The top row displays the current date and time and is updated every second The bottom two rows display the status of the four SD flash memory card slots labelled A through D Copyright 2007 2010 Song Meter
41. ong Meter SM2 User Manual 36 Configuration Viewing or Changing the Advanced Recording Schedule 02 RECORD 00 30 00 03 PAUSE 01 00 00 04 RECORD 00 01 00 05 PAUSE 00 09 00 06 GOTO LINE 04 10X 07 PAUSE 01 00 00 08 GOTO LINE 04 1x 09 GOTO LINE 01 0X In the above example a fairly complex schedule is defined in only 9 commands First look at lines 01 and 02 in the example Song Meter will wait until 5 30AM and record for 30 minutes 5 30 6 00AM Next in line 03 Song Meter will wait for an hour 7 00AM and then line 04 record for one minute 7 00 7 01 AM and then line 05 wait for 9 minutes 7 10AM Now look at line 06 The Goto Line command will go back to line 04 and repeat line 04 and 05 10 times This will cause ten one minute recordings to be made every 10 minutes at 7 10 7 20 7 30 7 40 7 50 8 00 8 10 8 20 8 30 and 8 40AM The pause in line 05 added to the one minute recording causes Song Meter to wait until 8 50AM before reaching the Goto Line command on line 06 for the 11th time after the 10th loop Song Meter will now continue processing at line 07 Next look at line 07 Song Meter will wait for an hour 9 50AM On line 08 another Goto Line command will cause lines 04 through 07 to be run one more time This will result in eleven more one minute recordings to be made at 9 50 10 00 10 10 10 20 10 30 10 40 10 50 11 00 11 10 11 20 and 11 30AM The last pause on line 05 ends at
42. orum is also a place to get support and leave feedback Please visit www wildlifeacoustics com and click on the Contact Us link if you wish to be added to our mailing list and click on the Forum link to join the discussion board Overview A diagram of the SM2 weather proof enclosure is shown in Figure below This enclosure when properly closed is weather tight and vented to protect against condensation and stress on seals caused by pressure changes While the enclosure is designed to survive temporary immersion in water it is not designed or recommended for underwater use Connectors The SM2 enclosure has four connectors as follows each designed to make a weatherproof seal when mated or used with the watertight connector caps not shown Unused connectors should always be capped 1 Song Meter SM2 User Manual Copyright 2007 2010 Introduction Overview Pressure Sensor Equalization Input Vent Indicator LED O Left A Window Right Mic NT Mic Input Input Cover Screws Power Input 4 10VDC Figure 1 Song Meter SM2 Enclosure Left and Right Microphone Inputs The two microphone inputs are for the left and right channels and can mate directly with the SMX II weatherproof acoustic microphones or extended on an optional cable Connection with unauthorized devices may cause damage to the SM2 and will void the warranty Please contact us for advice on connecting alternative microphones Sen
43. ower for time of day clock uses 2 AA size batteries lt 0 1milliamps 2 3 year service life Future expansion External analog sensor input port SDIO card capable to support GPS Bluetooth WiFi etc Digital expansion connectors on the motherboard Micro USB connector on motherboard Field upgradeable firmware SMX II Microphones 47 Enclosure NEMA 4X weatherproof Sensitivity 36 4dB OdB 1 V pa 1 KHz Frequency response flat 20Hz 20 000Hz Signal to Noise Ratio gt 62dB Directionality Omnidirectional Song Meter SM2 User Manual Copyright 2007 2010 Wildlife Acoustics Inc Limited Warranty Warranty Wildlife Acoustics Inc Limited Warranty HARDWARE Wildlife Acoustics Inc WAI warrants to the original end user Customer that new WAI branded products will be free from defects in workmanship and materials under normal use for one 1 year from the original purchase date WAI warrants refurbished WAI products marked and sold as such for ninety 90 days from the original purchase date SOFTWARE WAI warrants to Customer that any WAI branded software will perform in substantial conformance to their program specifications for a period of ninety 90 days from the date of original purchase WAI warrants the media containing software against failure during the warranty period WAI makes no warranty or representation that the operation of the software products will be uninterrupted or error free or that all
44. r Changing the Advanced Recording Schedule DO RECORD 00 05 00 PAUSE 00 55 00 GOTO LINE 03 00X UNTSSET 00 15 00 GOTO LINE 01 00X Caveats and Implementation Details The SM2 remembers the program state when interrupted This means that you can manually wake up the Song Meter in the middle of an advanced schedule to check status and Song Meter will then resume the advanced schedule where it left off when you press the Wake Exit button To reset the schedule from the beginning you can press the Reset button The schedule is also automatically reset if you make any changes to the schedule or other configuration parameters Copyright 2007 2010 Song Meter SM2 User Manual 40 Making Recordings Autonomous Operation Making Recordings Autonomous Operation 41 After configuring Song Meter as described in the previous chapter pressing the Wake Exit button will cause Song Meter to put itself to sleep until the next scheduled recording event Song Meter will automatically wake up about 30 seconds before the scheduled event to prepare The start up display will be as before 2009 Sep 11 13 32 56 Song Meter II R2 2 0 A 32G 48 B 32G 0 C N A D N A After scanning the four SD flash card slots the message Preparing to record will appear 2009 Sep 11 05 29 11 Song Meter II R2 2 0 Preparing to record Song Meter is now preparing itself to begin recording and will wait for the scheduled starting
45. re using NiMH batteries we recommend that you plan on replacing the batteries before they are depleted The SM2 uses almost no current around 0 5mA when sleeping between scheduled recording events so it can remain idle not recording for months at a time noting that batteries will discharge on their own over time When recording depending on accessories sample rates compression and other variables the SM2 can use as little as 50mA current That translates to almost 280 hours of recording time using high quality Alkaline batteries See Managing Power and Memory Resources on page 28 for more information Clock Batteries The SM2 uses two AA alkaline batteries to power the clock These batteries have an expected life of between two and three years However we recommend that they are tested and or replaced at the beginning of each field season because the Song Meter will not operate if they are depleted Flash Card Slots A B C and D The SM2 supports standard off the shelf SD and SDHC flash memory cards for storing recordings and data logs Recordings are stored in standard WAV format files or in our proprietary WAC lossless compression format Data is logged in tab delimited TXT text files The four card slots can be populated with one to four flash cards of assorted capacities As of this writing today s SDHC cards are available in up to 32GB 32 billion bytes With four slots the SM2 has a cap
46. recordings relative to sunrise and sunset times You can specify the longitude of the Song Meter s location on the globe in degrees west W or east E of Greenwich Timezone Timezone is one of the parameters used to calculate the actual time of sunrise and sunset for scheduling recordings relative to sunrise and sunset times You can specify the local timezone as used to set the 19 Song Meter SM2 User Manual Copyright 2007 2010 Configuration Viewing or Changing Song Meter Settings clock in hours relative to UTC Universal Time Coordinated Half and quarter timezones e g 00 15 30 45 are also supported Note that Song Meter does not automatically adjust for daylight savings time This is mostly because daylight savings time is determined by government action and not by nature so we can not predict the start or end of daylight savings time as this in fact changes from time to time in different countries by their respective governments Audio Settings From the settings menu select Audio The display will look like this Audio Settings Sample rate 16000 Channels Stereo Compression Off Gain left 0 0 dB Gain right 0 0 dB Advanced settings Sample Rate Song Meter supports the following sample rates in samples per second e 48 000 e 44 100 e 32 000 e 24 000 e 22 050 e 16 000 e 8 000 e 4 000 The default value set by the factory is 16 000 samples per second Copyright 20
47. rst four lines configure optional per channel digital band pass filters to filter out frequencies below the high pass filter HPF and above the low pass filter LPF The corner frequencies of these filters are configurable to the sample rate divided by either 3 4 6 8 12 16 24 32 48 64 or 96 The next four lines configure optional per channel triggers When triggers are enabled recording is suspended until a trigger event is detected Recording then continues until no trigger event is detected for the specified period of time between 0 1 and 9 9 seconds default 1 0 seconds For WAV files the file is simply shortened with periods of no activity on all active channels removed from the recording For WAC files highly compressed zero value frames are stored in the recording independently preserving elapsed time between triggered events There are two kinds of triggers Adaptive triggers are configured between 1 and 88 dB SNR and indicate a threshold level above the Copyright 2007 2010 Song Meter SM2 User Manual 22 Configuration Viewing or Changing Song Meter Settings rolling average background spectrum within the frequency band selected by the band pass filters A 6dB trigger works fairly well for most cases A higher value will be less sensitive and a lower value will be more sensitive The second kind of trigger is an absolute threshold between 1dB and 88dB full scale rms of the total energy in the frequency band sel
48. s These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense Changes or modifications not expressly approved by Wildlife Acoustics Inc could void the user s authority to operate the equipment Introduction seoosseesssssooosseesssssosssscesssssossssoessssssssssses Updates and Support sseessoessscsssecssocesooesoosesscessocesocssossesse 1 OVELVICW cccdisesievescessiedesussstcsccsoccdsedecsetateessetecesescsceeescdacsensaes 1 Connectors nodra n hest eA Tees ee 1 Inside the Enclosure ccccccccccccscsseseececccccecssesseseecsesseees 3 Getting Started sosssssscccccsssssocecsssosecscsssosoeesssssssessse LO Removing and Replacing the COVer sesssesssecssocesooessosesese 10 Installing Batteries ssscccssscsssssssssscssssscsssessssessssssssesees 10 Waitt Batteti s oivesc ica niesedicanaiainnist anagsiea naa a t 10 External POWER lenon aa a a ananassae 11 Clock Battery EE E 11 Installing Flash Cards eesseessecssecssooesoocesoesssccesoo
49. s of electronic components used Warning NiMH batteries should not be over discharged If you are using NiMH batteries and Song Meter runs out of power before it runs out of memory the batteries will continue to discharge and may become unable to accept a new charge if left in this state for too long We recommend that you either arrange your recording schedule to run out of memory first or plan on retrieving the batteries before they are expected to run out of power Copyright 2007 2010 Song Meter SM2 User Manual 28 Configuration Managing Power and Memory Resources Alkaline Batteries Good alkaline batteries will typically deliver around 14 000 mAh when used with Song Meter In addition alkaline batteries have a very long shelf life and can maintain over 90 of their full capacity for a year Song Meter will typically deliver around 150 280 hours of recording time when using Alkaline batteries Estimating Battery Life The following table illustrates typical estimated run times based on daily recording minutes for 11 000mAH NiMH and 14 000mAH Alkaline batteries assuming a 60mA drain during recording add 30 seconds for each recording per day to account for overhead 0 5mA drain while sleeping and 1 daily self discharge rate for NIMH batteries When using audio compression power consumption can rise from 55mA to 90mA depending on sampling rates so these estimates should be reduced accordingly Recording time will be about 80
50. s of the 16 bit audio samples are dropped respectively In most cases the amplified self noise of the microphone is well above the 96dBV full scale represented by 16 bit audio samples such that the lower bits generally contain only random noise and no detectable information For SMX II and SMX US microphones at 48dB gain the noise floor is typically above the least significant 6 bits so that the WAC6 format can be used without any detectable loss of information and improving compression ratios to about 5 1 To calculate the noise floor of a microphone in dBV take the sensitivity in dBV pa subtract the SNR in dB and add the gain in dB For example an SMX II with sensitivity of 40dBV pa and an SNR of Song Meter SM2 User Manual Copyright 2007 2010 Configuration Viewing or Changing Song Meter Settings 63dB amplified by 48dB has a noise floor of 40 63 48 55dBV Each bit represents a dynamic range of about 6dB so the significant bits above the noise are 55 6 9 2 bits So we can keep 10 and drop 6 of the 16 bits using the WAC6 format Some additional processing power is required when compression is used resulting in an increase of power consumption Advanced Settings The advanced settings sub menu looks like this Advanced Settings Dig HPF Left Off Dig HPF Right Off Dig LPF Left off Dig LPF Right Off Trg Lvl Left Off Trg Lvl Right Off Trg Win Left 1 0s Trg Win Right 1 0s Div Ratio 16 The fi
51. sor Input The SM2 includes an integrated data logger for logging internal temperature and an optional sensor connected to the sensor input connector The data logger can resolve 10 bits on a scale of 0 3 3 volts i e precision of 3 3 1024 3 2 millivolts Connection with unauthorized devices may cause damage to the SM2 and will void the warranty Please contact us for advice on connecting sensors Copyright 2007 2010 Song Meter SM2 User Manual 2 Introduction Overview External Power Input The SM2 can be configured jumper selectable to use either internal power from four D size Alkaline or NiMH batteries or external power through this connector The power connector can safely accept voltages from 4 10V DC and is intended for 6V external battery systems An optional power adapter is available that provides 5V output to this connector from higher voltage 6 20V input sources suitable for a 12V solar power system and provides protection against accidental reverse currents and overvoltage Connection with unauthorized devices may cause damage to the SM2 and will void the warranty Inside the Enclosure All of the Song Meter electronics batteries data storage flash cards display and controls are mounted inside the weatherproof enclosure to protect them from the elements and are therefore inaccessible without removing the enclosure s cover as described in Removing and Replacing the Cover on page 10 Figure 2 below illustra
52. ss the Select button The cursor will select the year and you can change the year by pressing the Up and Down buttons To continue press Select again to select the month day hour minute and second After changing the seconds pressing Select one more time will lock in the new time and date At any time you can back up by pressing the Back button Changing the method of Solar Calculation You can also change the method for sunrise and sunset calculations by scrolling down to the Solar line Press Select and use the Up and Down buttons to scroll through the following choices e Sunrise set when the sun is just below the horizon e Civil when the sun is 6 degrees below the horizon e Nautical when the sun is 12 degrees below the horizon e Astronomical when the sun is 18 degrees below the horizon For sunrise and sunset calculations you will also need to configure your location latitude and longitude and timezone as described below Location Settings From the settings menu select Location The display will look like this Location Settings Prefix Latitude 0 00 N Longitude 0 00 W Timezone UTC 0 00 Copyright 2007 2010 Song Meter SM2 User Manual 18 Configuration Viewing or Changing Song Meter Settings Filename Prefix Song Meter lets you specify a filename prefix of up to 12 characters that will become part of the recording file names
53. ssoossssesssee 11 Installing Microphones cscccssssssccsscsssccesssssccscsssssseees 11 Mounting the Song Meter ccsscccsssscssscssssscssecscssseseees 12 Waking Song Meter ssccssssssssssssssssssssssssssssecsssserssesees 12 Configuration sesssessssoocesesossccecssoooccessssooeessssseosessssso L4 Using the Song Meter Configuration Utility 14 Menu Navigation sccsicsccccssccsccssscescccsanssdcenessecccesccsecncsenescuunesses 14 Viewing or Changing the Daily Recording Schedule 15 Adding a New Scheduled Recording Time 0 16 Changing an Existing Scheduled Recording Time 17 Deleting an Existing Scheduled Recording Time 17 Viewing or Changing Song Meter Settings s000 17 Me an Dale riiete eater date a ee Gr ees 17 Location Settings scsi svecctsescdeasderseradessedecesancccsisehesevedeenses 18 Audio Settings oire e ett r eaae eest 20 Sensor Settings eeart e O A ERa eii 23 Copyright 2007 2010 Song Meter SM2 User Manual iii UMES scaspeciscncoccroieatncecsetsecoebincssieanaapnsnccncocsaadeaiieassveoosegasenecied 25 Putting the Song Meter to Sleep oes eeeeeereeeeeeees 26 Loading and Saving Configuration Files 26 Erase All Carson sional Gender e 26 Setting Factory Defaults wi c2ceistece ieiecsdeeelndideeiesteedes 27 Start Recording Schedulle ccsssscssssscesssccsssscesssscesees 27 Managing Power and Memory Resource
54. sufficient power available in the batteries and while it has sufficient room to save recordings in the SD SDHC flash cards Download our free Song Meter Configuration Utility to see estimates of how long battery and memory resources are expected to last given your specific recording schedule and configuration Power Resources The Song Meter SM1 can run on 4 D size Alkaline or rechargeable NiMH batteries Song Meter draws only 50 90 milliamps of current when recording depending on sample rates and compression and almost no measurable current approximately 0 5 milliamps when sleeping between recording events Add another 7 milliamps if using the external SM2PWR adapter Rechargeable NiMH Batteries Good rechargeable NiMH D batteries have a capacity of 11 000 mAh milliamp hours delivering an estimated potential battery life of 120 220 hours of recording time Unfortunately NiMH batteries have a high self discharge rate and will typically lose 1 of their capacity per day so the effective recording time may be greatly reduced depending on the recording schedule Actual battery life will also vary due to a number of other factors including the quality of the batteries and charger used temperature time between charges etc NiMH batteries may need to be cycled several times before they are able to hold a full charge In addition some Song Meters might draw a little more or a little less current due to the variability in tolerance
55. tes the inside of the SM2 with various parts described in more detail below 3 Song Meter SM2 User Manual Copyright 2007 2010 Introduction Overview Up Select Down 20x4 LCD Buttons Display Wake Exit Button Config et 2 gt gt Jumpers fff onl A Bm Fh GN Selection Jumper Headphone Jack Main Batteries Flash Card Clock Batteries 4 D Cells Slots A B C D 2 AA Cells Figure 2 Song Meter SM2 Cover Removed Main Batteries and Power Selection Jumper The power selection jumper can be used to select between internal and external power sources If internal power is selected the four D size main batteries are used to power the Song Meter If external power is selected then power comes from the external 4 1OVDC power connector described previously External Power Input on page 3 The main batteries can be NiMH rechargeable or Alkaline batteries Alkaline batteries are best for long term deployments because NiMH batteries self discharge at a rate of about 30 capacity per month Copyright 2007 2010 Song Meter SM2 User Manual 4 Introduction Overview The SM2 will drain batteries down to approximately 3 5 3 8 volts While this is good for long deployments with disposable Alkaline batteries it can cause damage to NiMH batteries they may no longer charge properly because they are not designed to be discharged below about one volt per cell or 4 0 volts total So if you a
56. this Utilities Go to sleep Load config from A Save A SONGMETR SET Erase all cards Set factory default Song Meter SM2 User Manual Copyright 2007 2010 Configuration Utilities Putting the Song Meter to Sleep Selecting Go to sleep puts the Song Meter to sleep immediately In this mode the Song Meter will not wake up again until the Wake Exit or Reset buttons are pressed This is a convenient way of putting the Song Meter into a low power state for short term transportation or storage and prevent it from automatically waking to make scheduled recordings For long term storage it is better to move the power source selection jumper to external to effectively disconnect the internal batteries See Main Batteries and Power Selection Jumper on page 4 Loading and Saving Configuration Files The recording schedule and settings can be saved to or loaded from a SET file on the flash card plugged into slot A This feature is handy if you need to configure several Song Meters using the same schedule and settings For example you can configure one Song Meter and save the configuration then load the same configuration on other Song Meters You can also use the Song Meter Configuration Utility application software to conveniently create or edit configuration files on your computer and visualize the recording schedule Note that by default microphone gain settings sensor settings and the prefix ar
57. to be set to the factory defaults and erases both the daily and advanced schedules Start Recording Schedule 27 Press the Wake Exit button If the next scheduled recording is more than 45 seconds away the following message is displayed 2009 Sep 12 13 34 12 Going to sleep until 2009 Sep 12 05 30 00 The top row indicates the current time and date The bottom shows the next scheduled recording start time After 5 seconds the Song Meter will go into a deep sleep and the display will go blank You should now replace the protective cover See Removing and Replacing the Cover on page 10 The LED indicator light will blink once per minute for one second to indicate that the Song Meter is asleep and scheduled to wake up If the next scheduled recording event is in progress or within 45 seconds away then Song Meter will begin preparing to record and begin recording at the correct start time or as soon as possible if a scheduled recording is already in progress If there were no scheduled recordings configured the following message is displayed instead and Song Meter will go into a deep sleep until manually awoken 2009 Sep 12 13 34 12 NO SCHEDULED EVENTS Going to sleep Song Meter SM2 User Manual Copyright 2007 2010 Configuration Managing Power and Memory Resources Managing Power and Memory Resources Recording time is limited by power and memory resources Song Meter can only record while it still has
58. use the up and down buttons to choose from different commands or to choose lt Delete gt to delete the line Press the select button to confirm your choice and advance the cursor to any parameters to be modified Continue using the select up and down buttons to complete the command or the back button to back up To add or insert a line scroll down to the lt Add Insert gt entry and press the select button You may then use the up and down buttons to change the line number By default a new line is created at the bottom of the program However you can choose a different line number and the new line will be inserted above your choice Press the select button to confirm the line number and continue as described above to choose the command and parameter values for the new line until it is complete Copyright 2007 2010 Song Meter SM2 User Manual 38 Configuration Viewing or Changing the Advanced Recording Schedule 39 Solar Tracking Song Meter can be used to schedule recordings relative to actual sunrise and sunset times as they change according to the time of year and location on the globe To use the solar tracking feature the Song Meter s coordinates must be specified see Latitude on page 19 and Longitude on page 19 In addition the timezone used to set the clock must be specified relative to UTC see Timezone on page 19 Sunrise and sunset times are calculated according to when the sun rises or
59. verse current protection to prevent damage from accidentally reversing the battery polarity Clock Battery Song Meter uses two AA alkaline batteries to power the clock These batteries should last between two and three years but we recommend that you check and or replace them before each field season because the Song Meter will not operate when these batteries are depleted Installing Flash Cards You must install at least one flash card in order for Song Meter to make and store recordings You may install up to four flash cards for additional storage capacity Song Meter supports SD and SDHC cards We recommend using Class 4 and higher cards Installing Microphones 11 The SMX II weather proof microphones can attach directly to the left and right microphone input connectors on the Song Meter Alternatively they can be extended on cables The connector is keyed and the microphone or cable can be pushed into the connector when oriented correctly and then locked into place by turning the locking ring on the microphone or cable clockwise Song Meter SM2 User Manual Copyright 2007 2010 Getting Started Mounting the Song Meter Mounting the Song Meter You must first remove the enclosure cover as described in Removing and Replacing the Cover on page 10 With the cover removed you can drop M4 or 6 screws into any of the four holes used for mounting the cover The tips of the screws will emerge through holes in the back
60. ware for a period of ninety 90 days from shipment or through the end of the original warranty whichever is longer OBTAINING WARRANTY SERVICE Customer should refer to WAI s website at www wildlifeacoustics com support for information on obtaining watranty service authorization Methods for obtaining warranty service may vary depending on whether purchases were made from an authorized provider of WAI products or from WAI directly All requests for warranty service authorization must be made within the applicable warranty period Dated proof of original purchase will be required Products or parts shipped by Customer to WAI must be sent postage paid and packaged appropriately for safe shipment WAL is not responsible for Customer products received without a warranty service authorization and may be rejected Repaired or replacement products will be shipped to Customer at WAI s expense All products or parts that are replaced become the property of WAI WAI shall not be responsible for Customer s software firmware information or memory data contained in stored on or integrated with any products returned to WAI for repair whether under warranty or not The repair and replacement process for products or parts in locations outside of the United States will vary depending on Customer s location WARRANTIES EXCLUSIVE THE FOREGOING WARRANTIES AND REMEDIES ARE EXCLUSIVE AND IN LIEU OF ALL OTHER WARRANTIES TERMS OR CONDITIONS EXPRESS IMPLIED OR

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