Nady Systems EO3AA Headphones User Manual
Contents
1. comfortable listening level Note A slight hum may be heard if the receiver is used within six feet of the transmitter This is normal and does not affect performance E03 Receiver Front Panel Testing Receiver Range Wearing your receiver and earphones walk around the stage area and sound board and other areas if crew members are to be equipped with EO3 receivers and listen for audio quality In certain areas of the room the audio may disappear or drop out This is a normal occurrence whenever radio signals are transmitted inside a building If you step away from the drop out zone the audio will return If a drop out zone is within the area of the stage or sound board s it is possible to eliminate the drop out zone by moving your EO3 transmitter as little as 12 18 inches in any direction After you move the transmitter range walk the stage and other areas again to check for consistent reception E03 Receiver Top Panel NADY Personal Ear Monitor E O 3 POWER ON OFF VOL Inserting EMI into B earphones EO3 Specifications OVERALL SYSTEM PERFORMANCE Frequency Response Signal to Noise Ratio Total Harmonic Distortion RF Carrier Frequencies Frequency Stability Modulation Operating Range E03 T TRANSMITTER Line Input Mic Input Power Output Controls Indicators Antenna Power Requirement Dimensions Weight EO3 R RECEIVER Controls Audio Output Connect2. OWNER S MANUAL y EOS Personal In Ear Monitor Wireless System Contents INtOdUCHI ON ee 3 Important Note 3 SMe smile tars ee ae ee eee ace we eS ere e eee ee 4 EOBIRECESIVE tee eer eee eee ae ee eee 6 SDecilcatlon Se ae eee eee ee en a Re ee ee ee ee 8 Senicolnrormationk e a ee ee ee ae eee ae ea ee Re ee ee ee eee 9 Waa MIN Saar serge eE E A E E E tester sce 10 Nady wireless systems are type accepted under FCC rules parts 90 74 and 15 This device complies with RSS 210 of Industry amp Science Canada Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation Introduction Thank you for choosing the Nady EO3 Personal In Ear Monitor wireless system we know you will be very pleased with its performance and features The EO3 provides high quality yet cost effective in ear monitoring to on stage performers or behind the scenes personnel The system is designed to be very easy to use and requires no installation The EO3 consists of one wireless transmitter EO3 T and one or more wireless bodypack receivers EO3 R on the same channel The transmitter features eight factory switchable channels the receivers are single channel units that operate on one of eight channels in the 72 76 MHz band with wide band modulation for quality audio These freq
3. d at the factory to the same channel as your transmitter Should you wish to have your transmitter channel changed as explained in the Transmitter section of this manual you must also have your receiver s retuned as well Contact the Nady Customer Service Department for details Powering The Receiver Install a 9V battery in Battery Compartment 1 observing polarity To preserve battery life always turn the EO3 receiver off when it is not in use When the sound becomes weak or distorted replace the battery The number of hours of operation per battery is as follows carbon zinc type battery 10 12 hours alkaline battery recommended 17 20 hours Using the Earbuds Simply plug the included earbuds into the Earphone jack 2 on top of the receiver Note Proper sound levels on stage are essential for optimum effectiveness of any in ear monitor system See also Important Note on page 1 If sound levels are high it is important to properly seal out unwanted sound so the earbud can be effective in providing proper monitoring Top high end in ear monitor systems use special transducers imbedded in a soft plastic mold of the users ear canal This ensures a perfect seal and maximum immunity from bleed through Such ear mold speakers are very expensive and can be used with the EO3 for optimum results call Nady Systems for more information The EB 3 mono earbud earphones supplied with the EO3 R receiver offer great s
4. erification of the defect or malfunction upon return to Nady Systems Please do not return your Nady product to the store where it was purchased as Nady Systems handles your warranty service directly Communication with our Service Department is the most efficient means of servicing your unit and we are dedicated to keeping you a satisfied customer To the extent permitted by law any applicable implied warranties including warranties of merchantability and fitness are hereby limited to one year from the date of purchase Consequential or incidental damages resulting from a breach of any applicable express or implied warranties are hereby excluded This warranty is in lieu of all other agreements and warranties general or special express or implied and no representative or person including a Nady dealer agent or employee is authorized to assume for us any other liability in connection with the sale or use of this Nady Systems product Whereas some states do not allow limitations on how long implied warranties last and do not allow exclusion of incidental or consequential damages the above limitations and exclusions may not apply to you This warranty gives you specific legal rights and you may also have other rights which may vary from state to state This warranty is subject to the following conditions 1 This system must have been purchased from an authorized Nady dealer and all warranty service must be performed by Nady s service depa
5. imum benefit from your EO3 EO3 Transmitter The EO3 transmitter is a compact transmitter that broadcasts on one of eight channels in the 72 76 MHz band to any number of EO3 wireless bodypack receivers on the same channel The system provides a 300 ft wireless operating range and offers these features e Eight factory switchable channels e Rear panel input for line level audio e Front panel input for microphone e Audio input gain control e Automatic level control e Extendible antenna e 9 volt DC input for AC EO3 9VDC regulated power supply adapter provided e Power switch with red LED power on indicator e Audio modulation LED indicator Setting Up the Transmitter Your EO3 requires minimum installation Simply place the transmitter on any flat surface connect your mixing board to the transmitter s back panel input See Connecting Audio Input below connect the included power supply as explained below and the transmitter is ready to broadcast to any number of EO3 receivers operating on the same channel Powering the Transmitter Connect the AC adapter provided into the 9V DC jack 1 on the back panel of the transmitter Plug the other end into an AC wall socket Press Power switch 2 The Power On LED 3 will light Antenna Extend Antenna 4 fully and position 90 degrees from top of the transmitter Connecting Audio Input The Line In jack 5 on the rear panel lets you connect the EO3 to your m
6. ixing console This 1 4 mono phone jack accepts an unbalanced line level audio source at zero dBm nominal signal level If your mixer has XLR outputs only you will need an XLR to phone plug adapter available from most electronics stores and music equipment stores Using a Microphone The Mic jack 7 on the front panel allows wireless cueing of on stage performers Important This mono phone jack is designed for an electret condenser microphone and 9V DC power is present at the input jack If you wish to use a conventional dynamic microphone at least 20 dB more gain is required and a preamp should be used If a preamp is used be sure to have a blocking capacitor 1 mfd between the preamp output and the EO3 mic input If a dynamic mic is plugged into the mic input by mistake there should be no damage because the current is limited to 1 0 mA If you have any questions contact Nady Customer Service 510 652 2411 or your Nady dealer Audio Input Gain Adjustment You can quickly adjust the transmitter to obtain optimum performance with the Input Gain control 8 The audio modulation indicator LED marked TX 6 will increase in brightness as the control is turned clockwise and decrease in brightness as the control is turned counterclockwise When the TX LED is flashing during transmission the transmitter is broadcasting properly If the LED stays off continuously or barely flashes at all the input gain need
7. may want to use one transmitter to provide a mix to the rhythm section a second to provide a different mix for the vocalist For multiple system operation please observe e f operating two EOS transmitters in the same location use Ch AA and HH or GG e f operating three EOS transmitters in the same location use Ch AA EE and HH or GG e Locate the transmitters ten feet or more away from the performers wearing EO3 receivers g MICROPHONE y wl Ur ersonal EO3 Transmitter Rear Panel Caution Use Only Supplied Adaptor vc ov 200 mA NADY SYSTEMS INC Emeryville CA FCC ID BEK9E3ALDT Made in China Power Din Input Gain Adjust Line In Channel switches inside EO3 Receiver The EO3 receiver is a pocket sized wireless audio receiver with an output for earbuds to provide in ear monitoring and offers these features e Any number of EO3 receivers can be used with a single EO3 T transmitter e Ultra compact and lightweight e Preset to one of eight channels in the 72 76 MHz range e Loudness adjustable with volume control provides up to 130dB in ear monitoring e Antenna is integral with earphone cord e A pair of mini binaural EB 3 earphones included with optional use EMI soft rubber inserts supplied e LED Power On indicator e Accepts standard 9V alkaline battery Channel Selection Your receiver is pre tune
8. ncing operational problems with your system please refer to Authorization R A Number and service quote if out of warra umber is clearly marked on the outside of the package tha he Support page at www nady com for assistance Should your wireless system require service please contact the Nady Service Department at 510 652 2411 to obtain a Return nty Make sure the R A you are returning If your unit is out of warranty please enclose a cashier s check or money order or pay by credit card per instructions by the Nady Service Department Ship your unit prepaid o Nady Systems Service Department 6701 Shellmound Street Emeryville CA 94608 Include a brief description of the problem you are experiencing For service of a unit under warranty please follow the instructions in the following section Outside the U S For service or warranty matters please contact the Nady distributor in your country through the dealer store from which you purchased Do not attempt to service this unit yourself as it can be dangerous and will also void the warranty his product One Year Limited Warranty Nady Systems Inc warrants to the original consumer purchaser that the unit is free from any defects in material or workmanship for a period of one year from the date of original retail purchase If any such defect is discovered within the warranty period Nady Systems Inc will repair or replace the unit free of charge subject to v
9. ors Earphones Antenna Indicators Sensitivity Mute Threshold Power Requirement Battery Life Dimensions Weight 100 Hz 10KHz 3 dB 60 dB lt 0 5 Eight factory preset channels between 72 76 MHz Channel AA 72 1 BB 72 3 CC 72 5 DD 72 7 EE 72 9 FF 75 5 GG 75 7 HH 75 9 Better than 005 FM 75 KHz Up to 300 feet line of sight Connector One 1 4 phone jack Impedance 100 K Ohms unbalanced Connector One 1 4 phone jack Impedance low impedance unbalanced with 9 VDC at 1 mA for condenser mic 80 000 uV 3 meters Power On Off audio input gain adjust Power On LED Audio Modulation TX LED Permanently mounted telescoping whip 9 VDC regulated 200 mA AC EO3 adapter provided 1 25 H 8 25 W 4 25 D 3 175 x 20 9 x 10 8 cm 18 2 oz 500 g Combination volume on off wheel 100 mW max into 16 Ohms 3 5 mm mini jack for earbuds output Binaural EB 3 earbuds with optional use EMI soft rubber inserts Integral with earbud cord LED power on indicator 2 uV for 12 dB Sinad with squelch defeated Squelches at 10 uV for min 50 dB S N ratio 8 10 uV 9V carbon zinc or alkaline battery 17 20 hours with alkaline battery 10 12 hours with carbon zinc battery 3 35 H 2 75 W 75 D 8 5 x 6 5 x 2 25 cm 2 65 oz without battery 73 g Specifications subject to change at any time without prior notice for purposes of product improvement Service Information In the U S If you are experie
10. ound and can also provide top results if utilized properly If sound pressure levels are high and bleed through is a problem care must be taken to ensure a proper fit and a tight seal Although the earphones can often be used effectively simply as Walkman style earbuds for best results in high SPL environments you must also use the supplied EMI S M L soft Rubber inserts 5 Choose the correct size small medium or large from the three sets provided for a custom fit and slip over the earphones before inserting in your ears Although the maximum volume available may be slightly diminished use of the EMI inserts does provide a better sound seal increased immunity from bleed through and mimics the results available with custom made ear mold speakers Operating the Receiver While wearing your earbuds turn the receiver on by rotating the On Off volume wheel 3 The Power On indicator 4 will go on To turn the receiver off rotate the On Off Volume wheel until it clicks and the Power On indicator will go out Adjusting Ear Monitor Volume Listen for your program source and adjust receiver volume to a comfortable listening level The EO3 receiver is capable of providing listening levels loud enough to be heard in use with a rock band Many bands use on stage loudness levels that with repeated exposure could pose a threat to their hearing Therefore it is very important that the EO3 be used at a reasonable and
11. roof of date and place of purchase i e photocopy of your bill of sale or Nady cannot be responsible for repair or replacement Nady Systems Inc will not repair nor be held responsible for any units returned without proper identification return address and R A number clearly marked on the package 3 Per the above Nady will perform all warranty service and return the unit to you at no charge Nady Systems will inform the buyer if product sent in does not meet the terms of this warranty and will provide a quote for fixing the unit and or shipping it back exclusively at the buyer s expense 10 AD SYSTEMS INC 6701 Shellmound Street Emeryville CA USA 94608 T 510 652 2411 F 510 652 5075 www nady com
12. rtment Any service not performed by Nady will automatically void this warranty 2 Items not covered physical damage resulting from improper handling of the unit in transit from the factory by the shipper Nady Systems is not responsible for such damage and all such claims must be made against the shipping company by the consignee defects caused by normal wear of the product expendable parts are typically connectors cables potentiometers switches and similar components damage or defects caused by abuse neglect accident failure to connect or operate the unit in any way that does not comply with applicable technical or safety regulations or improper repair excessive heat or humidity alteration or unreasonable use of the unit causing cracks broken cases housings or parts damage caused by leaking batteries finish or appearance items items damaged in shipment en route to Nady Systems Inc for repair The warranty is null and void if any Nady serial number has been removed or defaced How To Obtain Service 1 If factory service is required please contact our Service Department at 510 652 2411 for a return authorization R A number Make sure the R A number is clearly marked on the outside of your package Please note if an R A number is not included our Shipping Department cannot accept your package 2 Send the unit back to Nady Systems 6701 Shellmound Street Emeryville CA 94608 freight pre paid You must include p
13. s to be increased If the LED stays on continuously and does not flash during modulation the input is overloading and needs to be decreased You will also need to test the transmitter in use with an EO3 receiver This procedure is easy to do and is explained in the receiver instructions which follow Confirming Correct Installation The transmitter s TX LED 6 will flash when a microphone or line level signal is broadcast by the transmitter If TX does not flash turn the audio input gain control clockwise This will increase audio level and cause TX to flash along with the program source When TX is flashing the transmitter is broadcasting properly Test the transmitter with an EO3 receiver This procedure is explained in the receiver instructions Note For the best performance and to minimize the possibility of interference from another source we suggest you experiment to find the minimal height the antenna must be extended in order to perform well in your particular environment Channel Selection Channel selection is controlled by DIP switches inside the transmitter The system is preset at the factory E03 Transmitter Front Panel Changing the channel can be done quickly by any qualified service technician Contact your dealer or the Nady Customer Service Department for details Using More Than One E03 System You may operate up to three EO3 systems in the same location For example you
14. uencies are in a separate band that will not interfere with simultaneous use of VHF or UHF wireless systems on the same stage The EO3 system has a wireless operating range of 300 feet which allows it to be used with confidence in venues from small clubs to large theatres The transmitter connects to a monitor or line out from any mixing console and broadcasts the audio as an FM signal to any number of pocket size Nady EO3 receivers on the same channel Each receiver is equipped with an adjustable volume control and high performance earbuds Earphone enhancers unique clear soft plastic inserts that can help secure the earbuds are included The transmitter also provides a microphone input to allow wireless cueing of the performers on stage The EOS can provide a high quality monitor mix at significantly lower decibel levels than floor monitors This is an important benefit for artists who wish to protect their hearing from excessive and potentially damaging sound pressure levels Please read this manual completely before using your Nady EO3 Important Note Just as with any in ear monitor system the EO3 works best when used exclusively by all the performers on stage without any wedges or side monitors The high sound pressure levels produced by floor monitors especially if the band plays loud can bleed through the in ear monitor earbuds in the worst cases thus hindering their effectiveness Experiment with your mix to get the max
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