User Manual
Contents
1. Date of purchase Contacting Phonak Address Phonak Communications AG WebSite www phonakcom ch Laenggasse 17 3280 Murten Email info phonakcom ch Switzerland Phone 41 0 26 672 96 72 Fax 41 0 26 672 96 77 tx 300v studio manual _2006_01 20 qxp 2 1 2006 E PM Page 14 Rack Mount Kit gt be o n n d W Y x p O E e 116 1940 Rack Mounting Kit Includes components for single and dual rack configuration and a security cover tx 300v studio manual _2006_01 20 qxp 2 1 2006 E PM Page 15 PHINAK communication systems Phonak Communications AG Laenggasse 17 3280 Murten Switzerland T 41 0 26 672 96 72 F 41 0 26 672 96 77 info phonakcom ch www phonakcom ch tx 300v studio manual _2006_01 20 qxp 2 1 2006 E PM Page 162. button here Adjust Mix Level TX 300V Audio Control Adjust Audio Input Level Adjust the input knob counterclockwise to add gain to Input 1 This will decrease gain to Input 2 Adjust input knob clockwise to add gain to Input 2 This will decrease gain to Input 1 If you have two audio sources connected to both Input 1 and 2 adjust the level of one input using the VU meter then adjust the output level of the other audio source Adjust the input level until the left VU meter s occasionally illuminate the red LEDs Illumination of the red LEDs indicates the unit is in limiting Limiting is required n w GO E lt O Lo DO D E fe so that the unit does not over modulate the transmitter If you don t want any audio limiting to occur make sure the red LEDs never illuminate If you want a highly limited signal turn the audio gain up so the red LEDs illuminate often d ezi Adjust Contour Adjust the Contour knob counterclockwise if your audio source is mostly voice Adjust the knob clockwise if your audio source is mostly music The Contour knob adjusts A Sa ae N the relative equalization eer of the unit This ze equalization boosts or cuts frequencies above 5 kHz Adjust the mix level HE ul until the right VU DA Q meter occasionally A E e illuminates the red d LED This is the level adjustment for the combined output from Input 1 and Input 2 Process Mo
3. ION When installing antennas ensure the antenna is clear of power lines tx 300v studio manual _2006_01 20 qxp 2 1 2006 E PM Page 11 TX 300V Troubleshooting The TX 300V has no power Make sure the power transformer is connected to a power source and is connected to the jack marked Power Input Make sure the POWER button is pressed in fe E zZ M JO le oO ci gt MO There is no audio or the audio level is too low Make sure that your audio source is properly connected to Input 1 and or Input 2 The Input 1 or Input 2 switches must be in the correct position for the appropriate input level For example if you are using the output of a mixer on Input 2 the switch should be in the 10dBu position If it were to be in the 10dBu position the level would be too low Also check the Input knob to ensure it is properly adjusted You should be able to see the VU meter deflect on Input 1 or Input 2 corresponding with the input level of the audio source You can listen to the audio source by connecting a headset to the front panel jack and adjusting the Monitor volume control If the level of audio into the transmitter is low and can t be corrected using the level input switches the audio processor can be turned on to boost the signal see page 7 to set page 9 for description of Process Mode The audio is distorted Check to make sure you have the input level select switches in the proper position You may be provid
4. NNA MIX LEVEL ti CONTOUR tions controled by the O RF POWER PROCESS Input 1 VU Input 2 VU Meter Top Lora POT Front Panel Input 1 Laval Sect Line Mic Mic Phantom Pur Mic Phantom Pwr Input Z Loval Select Au 10481 Test Tone Button Front Panel E Female XLR 1 4 O 0 Preta im oes Y OO O O INPUT1 INPUT2 MIX OUTPUT TEST TONE All switches are shown in their default position tx 300v studio manual _2006_01 20 qxp 2 1 2006 a PM Page 6 GU v E GU pal 2 EE Quick Reference x TX 300V Front Panel Controls amp Displays 5 o Indicates Pro cess Mode is active ini Indicates audio input LCD Shows Adjust audio mput levels level of Input 1 and which channel of Input 1 and Input 2 here See page 9 for more information Shows mixed audio level dead Input 2 Monitor Port Plug in a headset and adjust volume SAT IN F N ed INPUT LEVELS b MIX LEVEL CONTOUR CHANNEL SELECT Power Test Tone Acti Mix Level Adjust so Contour Equalization Channel Select Up Channel Select Down ON OFF vates a tone to aid the Mix Level meter adjustment Turn Press for 3 seconds to Press for 8 seconds to system setup occasionally lights counter clockwise for lock on current enter program mode the red LED voice and clockwise for channel See page 9 for more musi
5. c information TX 300V Back Panel Connections amp Settings Remote Antenna Connection Input 1 Used for balanced See page 8 for details on Mix Output These connection of a microphone or antennas that can be attached connectors contain a mix of line level input This here Input 1 and Input 2 They are Input 2 Set switch to combination connector accepts unbalanced phono connectors match the level of your either XLR or phone and the output level is 10dBu Input 2 audio source connectors ANTENNA O err 15VAC 1AMP Set RF Power level here L and Full See page 7 for guidelines on Input 2 Connect unbalanced Select Line Mic or Mic Phantom setting power levels Th A 1 audio to these phono Power Line is balanced 0 dBu e power SUPP Y connectors input level 10dBu input level Mic is 55dBu connects here or 10dBu 12VDC supplied in PH PWR position If not using input 1 leave in line position do tx 300v studio manual _2006_01 20 qxp 2 1 2006 TX 300V Studio Setup Instructions Unpack the Product Remove outer packaging and plastic cover Inspect for physical damage Mount in Rack if necessary If rack mounting the unit install the optional rack mount kit part 116 1940 according to the instructions included with the kit then install the TX 300V in the rack Rack Mount with single unit installed Connect Power Plug the power supply into the power connector on the back panel then plug the power suppl
6. d Unbalanced Balanced Unbalanced N Phone Wiring N lip Ring H q Sleeve _ d E Input from Balanced Unbalanced Audio Audio Source Source Tip Ring DET tip Ring Sleeve Ed Balanced Unbalanced Audio Audio Source Source Input 2 Plug your unbalanced audio source into Input 2 and select the audio level switch for 10dBu or 10dBu to match the audio level coming from your equipment INPUT tx 300v studio manual _2006_01 20 qxp 2 1 2006 E PM Page 8 TO E 5 TX 300V Setup Instructions continued E o j U Antenna Installation Your TX 300V Studio Transmitter Set includes a remote antenna that dei features two adjustable length radials Extending these radials to the in correct length is extremely important for the system to achieve maximum e ER transmission range p gt caglio o pa a IR Use the following process to determine how long to set your antenna radial CERES 3 PR lengths eg 1 Determine the average of the highest and lowest frequencies you will use with this transmitter Example If you are going to use 182 50 MHz and 186 250 MHz then take the average of 182 50 186 250 and then divide by 2 184 375MHz 2 Divide 7500 by the average frequency in MHz then subtract 5 from this result The solution to this equation is the length in centimeters to set yo
7. de Process mode is used for Audio Gain Control AGC With the process mode enabled the TX 300V will automatically adjust for inconsistent signal input levels by raising or lowering the signal level accordingly to provide a consistent sound output level This feature should be used in applications where a consistent sound level is important and the input levels vary substantially Typically you would not want to engage the Process Mode when a speaker s emphasis is critical to the message they are conveying do tx 300v studio manual _2006_01 20 qxp 2 1 2006 1 3 PM Page 10 E dei E BU ki BU cc LL co 10 RF Reception Maximization Strategies For proper and dependable operation Phonak receivers need to receive a strong and consistent signal from the originating transmitter The following strategies should be used to maximize this signal 1 When designing and installing your system keep in mind that the location of the transmitting antenna is critical to maximize broadcast range Eliminate or minimize obstructions between the transmitter and receiver s Minimize the distance between the transmitter and receiver s Move the transmitting antenna away from metal or conductive objects Place the transmitting antenna as high as possible Orient the transmitting antenna vertically Position the RF Power switch on the back of the TX 300V to full RF Power unless lower power is necessary see page 7 NWN BW N CAUT
8. i She taken urian gute bla 14 tx 300v studio manual _2006_01 20 qxp 2 1 2006 1 2 PM Page 4 Specifications n E o 1 y HU a UA Specification RF Frequency Range 150 220MHz Actual frequencies for each unit set by Phonak Number of Channels 20 Maximum Frequency Accuracy 005 stability O to 50C RF Transmitter Stability 50 PPM Output Power 50mW 100mW 300Mw Actual power for each frequency set by Phonak Antenna Dipole Antenna Included with Transmitter Antenna Connector BNC Compliance FCC Part 15 Industry Canada System Distortion lt 2 total harmonic distortion THD at 80 deviation b Rear panel Female XLR and phone combo connector balanced 0 55 dBu line mic nominal Audio Input 1 A k input level adjustable ACRI Rear panel 2 Phono connectors unbalanced 10 10 dBu nominal input level adjustable 30 Audio E dBu maximum impedance 100k ohms Combined Audio Output Mix Rear panel 2 Phono connectors unbalanced 0 dBu nominal output level 19 dBu maximum impedance 10 ohms Headphone Output Front panel 1 3 5 mm connector unbalanced adjustable output level Front Panel Power Test Tone on off Channel up down Input Level Mix Level Contour Headset Level Controls Rear Panel Input 1 Level Line Mic Mic Phantom Power Input 2 Level 10 10 dBu RF Power low midhigh internal Adjustments Compression ratio for audio processor Programming SQ on off Processing on off nput 1 and Inp
9. ing too much audio level for the input stage to handle There is hum in the audio Make sure you have properly grounded the audio source to the TX 300V Check the connections from the audio source to the TX 300V If you can try to use a balanced audio source this will reduce the chance of creating hum Connect a ground wire from the TX 300V to ground and or to the ground of the source audio There is a tone The Test Tone button has been pressed its LED light is on Push the Test Tone button to turn off the tone The Audio Input 1 sounds tinny If you are using an unbalanced audio source make sure Pin 3 on the XLR or the ring on the phone plug is grounded I can pick up the signal on the receiver but it sounds like it s not tuned in Check to make sure the transmitter and receiver are on exactly the same channel It s a good idea to lock the channels once they have been set To lock the TX 300V press the UP button for a 3 seconds End users are adjusting the unit First lock the channel by pressing and holding the channel select UP button for 3 seconds Consider removing the Input Mix Level and Contour knobs You can order a rack mount kit part number 116 1940 from Phonak which offers a security cover that will limit access to the unit tx 300v studio manual _2006_01 20 qxp 2 1 2006 E PM Page 12 BU e Z BU be E d a e U Compliance Notice Declaration of Conformity Compliance Notice Phonak C
10. ommunications AG Laenggasse 17 CH 3280 Murten confirms that the Studio Transmitter TX 300V corresponds to the standards EN 300 422 EN 300 454 EN 301 489 1 9 and FCC 47 C ER Part 74 including all necessary annexes Please check with your local Phonak distributor if you need a license from your local regulatory agency to operate the system This transmitter may only be used to provide auditory assistance to persons in studio stage and entertainment settings and persons with hearing disabilities Two way voice communications and all other types of uses not mentioned above are expressly prohibited Caution Changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate Phonak equipment tx 300v studio manual _2006_01 20 qxp 2 1 2006 E PM Page 13 Warranty 5 ES er x Phonak offers you a comprehensive global warranty which becomes effective on the date of purchase Please ask your local Phonak distributor about the details and duration This warranty covers any repairs due to defects in material and or workmanship The warranty does not cover damage from improper handling or care exposure to chemicals immersion in water or undue stress Damage caused by third parties or non authorized service centers renders the Phonak warranty null and void This warranty does not include any service performed by a local distributor in their office Serial number
11. tx 300v studio manual _2006_01 20 qxp 2 1 2006 1 2 PM Page 1 User s Manual TX 300V Studio Transmitter INPUT PHSNAK Na PROCESS Gat O F wins Sa N N PHONAK ba Oz O A E gt TESTTONE CHANNEL SELECT PHONAK communication systems Phonak Communications AG Laenggasse 17 3280 Murten Switzerland T 41 0 26 672 96 72 F 41 0 26 672 96 77 info phonakcom ch www phonakcom ch tx 300v studio manual_2006_01 20 qxp 2 1 2006 a PM Page 2 TX 300V Studio Transmitter Phonak Part Number Package Contents 116 1938 TX 300V Studio Transmitter Power Supply User Manual Telescoping Antenna Radials 2 Antenna Mounting Assembly Optional Accessories 50 Ohm Coaxial Cable 7 6m Welcome to Phonak Rack Mount Kit part number 116 1940 see page 14 Phonak and the Phonak Logo are registered trademarks of Phonak Communications AG TX 300V_2006_01_20 2006 Phonak Communications AG All Rights Reserved do tx 300v studio manual _2006_01 20 qxp 2 1 2006 EE PM Page 3 o Table of Contents 2 S A Specifications ta ddr dt EE 4 9 Block Diagram coast RA Rs 5 D Quick Referente vtarea ii ee ine a beatz dia dni ai 6 5 Setup aaa 7 a Operating Instructions esta dies te aed tai dis tetas dal 9 Audio Control su consistono es aaa 9 RF Reception Maximization Strategies a z 10 Troubleshooting 2 dea a 11 Compliance Notice da 12 Warranty nes a dai EEN A NA 13 Optional Accessories si dean dadas F
12. ur radials to Example 7500 184 375 40 68 40 68 5 35 68cm radial length 3 Extend the two adjustable length radials to the calculated length Example 35 68 centimeters Screw the two radials to the antenna mounting assembly 4 Install the antenna mounting assembly in desired location preferably high on a wall away from any metal objects and with minimal obstuctions between antenna and location of receivers and orient ground side downward as indicated on the plastic housing 5 Connect the RG 58 50 Ohm coaxial cable to the BNC connectors on the antenna and on the transmitter tx 300v studio manual _2006_01 20 qxp 2 1 2006 E PM Page 9 TX 300V Operating Instructions Power Unit On Turn power on by pressing the power button 0 Select a Channel Select the transmit channel by pressing the channel select UP and DOWN buttons MONITOR in e 9 pai Oa O 6 A Y CHANNEL SELECT Channel Select UP and DOWN buttons Lock on Channel Once you determine your transmit channel you can lock the transmitter on that channel To lock a channel hold the Channel Select Up button for 3 seconds until the padlock icon appears on the display To unlock repeat this process and the padlock icon will disappear Test Tone if necessary To broadcast a test tone press the test tone button This helps to test receivers when no audio source is available Press Test Tone
13. ut 2 Mix VU Meters 8 Green 2 Red Processing Indicated by a green LED when on Indicators RF Power ndicated on the LCD Display Power Red LED illuminates when the unit is powered up LCD Display Channel designation lock status RF Power Level programming est Tone Red LED illuminates when test tone enabled Power Supply Type n line power supply Power Supply Input 230VAC 50 Hz Power Power Supply Output 15VAC 1000mA Power Supply Connector 5 0 mm 02 in 2 5 mm OD x 01 in ID barrel type Compliance CE Dimensions Wx Dx H 20 3 x 20 x 4 45cm 8 0 x 8 0 x 1 75 in Unit Weight 1 4kg 3 0 lbs Physical Unit Weight with LA 201 Power Supply 2 0kg 4 4 lbs Shipping Weight 2 kg 5 0 lbs Rack Mounting 1 rack unit optional rack mount not included Order Phonak part number 116 1940 emperature Operation 10 C 14 F to 40 104 FP Environmental emperature Storage 20 C 4 F to 50 122 F Humidity 0 to 95 relative humidity non condensing tx 300v studio manual _2006_01 20 qxp 2 1 2006 1 2 PM Page 5 TX 300V Block Diagram 2 A x 9 9 Q y 3 RS 232 Programming 35MM Stereo aime CHANNEL SELECT HEADPHONE Power Supply provided TN 9 Power Supply 9 N CPU Module f Lu 15VAC 1A Phonak LCD Display MIX Level VU Meter Compression Ratio intona adjustment Antenna Transmitter RF Board Pre emphasis ON Processing o E AN E ANTE
14. y into an outlet y Set the RF POWER switch on the back of the unit to Full or 14 Level is indicated on the LCD display The amount of transmitted RF power that you will need depends on your application If you are operating multiple transmitters in the same environment it is best to set the transmitter s output power to its lowest level to reduce the possibility of interference ED 23 Ge Full Power 1 2 Power 1 4 Power 5 Connect Audio Inputs The TX 300V has two audio input options Input 1 and Input 2 Input 1 is a balanced connection using either an XLR or phone connector Input 2 has two unbalanced mixing phono connectors Use Input 1 if you are using a microphone or if you have a balanced connection such as from a professional audio mixer you can also use Input 1 for unbalanced connections Use Input 2 to connect to an unbalanced audio source 3 PM Page 7 Input 1 Connect the audio source s to one or both audio input connections Input 1 offers a choice of a balanced XLR or phone connector INPUT1 g Line vo Back of TX 300V with XLR connected to mt Input 1 HUT Mic da INPUTI Mic with Phantom y Power Plug your microphone into Input 1 and move the input select switch to Mic for dynamic microphones or Mic PH Power for condenser microphones XLR Wiring Balance
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