6 Channel UHF Wireless System
Contents
1. chord HU6 6 Channel UHF Wireless System Item ref 171 896 171 897 171 898 User Manual chord E chord chord chord chord chord chord chord A Caution Please read this manual carefully before operating Damage caused by misuse is not covered by the warran www avsl chord com an any group brand chord Introduction Thank you for choosing the Chord HU6 wireless system This professional wireless set has been specially developed to provide 6 high quality microphones operating within the UK and EU license free UHF band enabling more flexible and sophisticated productions without special planning or additional licensing costs Please read this manual before using this item in order to avoid damage and to get the best performance from your purchase Package Contents 6 channel UHF wireless receiver 2U rackmount 2 x antennas Mains power adapter 6 3mm mono jack lead 12 x 1 5V AA battery QU4 H version 6 x handheld transmitters QU4 N version 6 x neckband microphones 6 x beltpack transmitters QU4 C version 3 x handheld transmitters 3 x neckband microphones 3 x beltpack transmitters If you find any accessory is missing or the product has arrived with any problems please contact your retailer This product contains no user serviceable parts so make no attempt to try to fix or modify this item yourself as this will invalidate the warranty We recommend you keep the original2. package and proof of purchase for any possible replacement or returned demand Warning To prevent the risk of fire or electric shock do not expose any of the components to rain or moisture If liquids are spilled on any component stop using immediately allow unit to dry out and have checked by qualified personnel before further use Avoid impact or heavy vibration to any of the components dropping the microphone can cause capsule failure No user serviceable parts inside transmitter or receiver refer servicing to qualified service personnel Safety e Ensure that the correct adaptor is used with adequate current rating and that the mains voltage is correct e Avoid ingress of water or particles into the transmitters or receiver e Use alkaline or NiMH batteries in the transmitters and remove if unused for long periods e Observe the correct polarity when replacing batteries Placement e Keep all components out of direct sunlight and away from heat sources e Do not place heavy objects on top of the receiver or transmitters e If rack mounting ensure adequate support for the weight of the receiver and do not place heavy equipment on top of it e Take care to keep antennas from sticking out where they may get damaged e Keep the transmitters and receiver away from damp or dusty environments Cleaning e Use a soft cloth with a neutral detergent to clean the body of the handheld transmitter and receiver e Lightly damp sterile wipes may be
3. used on the microphone grilles for hygiene purposes e To avoid damage do not use solvents to clean the components 171 896UK 171 897UK 171 898UK User Manual chord Control Layout Antenna connection TNC Power switch Power indicator RF indicator AF indicator VOLUME control On indicator Off Mute On switch Battery compartment 10 Gain control 11 Antenna 12 3 5mm threaded jack socket 1 2 3 4 gt 6 7 8 9 Setting Up Insert the supplied AA batteries into the handheld or beltpack transmitters by carefully unscrewing the base or flipping forward the front cover to reveal the battery compartment inside the transmitter body connect the batteries ensure and are the correct way round for each cell and carefully replace the cover Connect neckband microphones to the relative beltpack transmitters by connecting and screwing in the 3 5mm jack plug fully Screw on the front mounted TNC antennas and position the receiver within the best available line of sight to the transmitter s Connect the DC jack of the supplied power adapter to the receiver and the plug top to the mains outlet Turn microphone level s down on the receiver A choice of mixed output of all 6 microphones on 6 3mm jack or individual balanced XLR outputs is available on the rear panel of the receiver Connect jack or XLR optional leads to the relative output connector s turn down the volume of any equipment mixer am
4. e turned up i Ensure that all transmitters are more than 2m away from the receiver RF carrier signals are dropping out Avoid any physical barriers e g walls between transmitters and receiver Aer Adjust the angle of the antennas to try to achieve more stable reception Turn down VOLUME on receiver Microphone output is Reduce Gain on beltpack transmitter very loud or distorted Reduce Gain on mixer amplifier Ensure that XLR output is not fed to a Line input Turn up VOLUME on receiver Increase Gain on beltpack transmitter BG OP NOne OULUI Increase Gain on mixer amplifier very low Ensure that Jack output is not fed to a Mic input Check transmitter batteries Disposal The Crossed Wheelie Bin symbol on the product means that the product is classed as Electrical or C 1622 Electronic equipment and should not be disposed with other household or commercial waste at the end of its useful life mm The goods must be disposed of according to your local council guidelines Errors and omissions excepted Copyright 2014 AVSL Group Ltd 171 896UK 171 897UK 171 898UK User Manual
5. em is not in use 171 896UK 171 897UK 171 898UK User Manual chord Specifications Power supply receiver 12 18Vdc 1500mA adaptor supplied 12 x AA included 863 42MHz Red 863 10MHz Green 863 70MHz Blue 865 00MHz Yellow 864 10MHz Pink 864 65MHz Purple Stability 10PPM S N ratio gt 105dB lt 0 5 1kHz Carrier frequencies Image rejection 85dB typical 50m max 2 2k Ohms Balanced 0 400mv unbalanced 0 200mv DC in 6 x XLRM 6 3mm jack 483 x 215 x 68mm 8 15kg 243 x 48mmd 238g no battery 205 x 68 x 25mm 76g no battery 140 x 180 x 60mm 20g bk N CO Ko Gn C 7N N CO LO N C aA N CO O CO C Eaz Cc L D 7 lt GU Cc chord Troubleshooting POWER LED does not Ensure power adapter is connected to mains and working properly light on receiver Ensure receiver is switched on Ensure transmitter is switched on no RF or AR LEDS no RE or AF LEDs Check that transmitter is not out of reception range Check that transmitter batteries are good charged POWER and RF Check that transmitter switch is not in MUTE position LEDs are lit but no Ensure transmitter has good charged batteries ar ane pune Ensure there is no other nearby transmitter with the same frequency All LEDs lit but no Make sure receiver is properly connected to mixer amplifier sound from mic Ensure that receiver and amplifier mixer channel volumes ar
6. license free UHF band In order to do this successfully there should be a minimum distance of 2 metres between any of the transmitters and the receiver to help avoid cross interference of RF carrier signals During use it may be useful for the reception of the microphone to be muted for a short period of time e g to avoid feedback when walking across the front of a speaker or avoid handling noise when placing the microphone down momentarily or adjusting a neckband microphone In these circumstances it may be better to move the transmitter switch to the MUTE position which maintains the radio frequency carrier signal but mutes the microphone input When this switch is moved back to the ON position the sound will be immediately restored without waiting for the radio signal to be reinstated If the wireless system is not to be used for more than a few seconds it is preferable to slide the transmitter switch to the OFF position which mutes and deactivates the radio signal and powers down the transmitter Be sure to turn down the volume of the mixer or amplifier and then switch off the receiver Unplug signal leads from the receiver and mixer or amplifier when moving or packing away If the system is not to be used for long periods of time remove the batteries from the transmitters and unplug the power adapter from the receiver and the mains outlet Folding away or removing the antennas can also help avoid damage when the syst
7. plifier etc that the signal will be fed into and then connect the jack or XLRs to the equipment Warning take care not to point microphones towards speakers this can cause damaging feedback loud whistle or howling noise try to point microphones away from the speaker cabinets 171 896UK 171 897UK 171 898UK User Manual chord Operation Switch on power to the receiver unit and check that the red power LED is lit on each channel if not turn the VOLUME rotary control just past the zero point Move the switch on the first handheld or beltpack transmitter to the first notch MUTE the LED 7 should light momentarily and the RF indicator 4 on the receiver should light to show an active radio Carrier signal Move on another notch Fully ON and gradually increase the microphone level on the receiver then increase the volume on the mixer or amplifier until the sound from each microphone can be heard through the equipment The AF indicator 5 on the receiver will flash with any sound made into the microphone Output level for each microphone can be adjusted using the rotary controls on the front panel of the receiver unit Repeat for the other 5 microphones Note if output is low from neckband microphones it may be necessary to adjust the Gain control 10 inside the beltpack unit The HU6 system uses specially developed filtering techniques to enable all 6 channels to operate independently within the narrow
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