171.970UK, 171.971UK User Manual
Specifications
Power supply
12-18Vdc 500mA adaptor (supplied)
Batteries
4 x AA (included)
Carrier frequency
863.00 to 865.00MHz
Channels
81 tuneable UHF frequencies
Tuning method
Phase-locked loop
S/N ratio
>105dB
THD
<0.5% @ 1KHz
Frequency response
50Hz - 18kHz (±1dB)
Image rejection
85dB typical
Range
60m (max)
Output impedance
2.2k ohms
Output level
Balanced: 0-400mv, unbalanced: 0-200mv
Connectors
DC in, 2 x XLRM, 6.3mm jack, 2 x BNC antenna
Dimensions - handheld transmitter
265 x 49mmØ
Dimensions - bodypack transmitter
110 x 67 x 24mm
Dimensions - receiver
409 x 190 x 44mm
Weight - handheld transmitter
330g (no battery)
Weight - bodypack transmitter
75g (no battery)
Weight - receiver
1.37kg
Troubleshooting
“POWER” LED does not
light on receiver
Ensure power adapter is connected to mains and working properly
Ensure receiver is switched on
“POWER” LED is lit but
no “RF” or “AF” LEDs
Ensure transmitter is switched on
Check that transmitter is not out of reception range
Check that transmitter batteries are good / charged
Ensure that genuine Citronic RU series transmitters are being used.
Ensure transmitter and receiver frequencies are synced (see “Tuning”)
“POWER” and “RF” LEDs
are lit but no “AF” and
no sound
Check that transmitter switch is not in “MUTE” position
Ensure transmitter has good / charged batteries
Ensure there is no other nearby transmitter with the same frequency
All LEDs lit but no sound
from mic
Make sure receiver is properly connected to amplifier/mixer
Ensure that receiver and amplifier/mixer channel volumes are turned up
Microphone output is
very loud or distorted
Turn down VOLUME on receiver
Reduce Gain on mixer / amplifier
Ensure that the XLR output is not fed to a line input
Microphone output is
very low
Turn up VOLUME on receiver
Increase gain on the mixer or amplifier
Ensure that the jack output is not fed to a low Z input
Check transmitter batteries
1622
Disposal:
The “Crossed Wheelie Bin” symbol on the product means that the product is classed as Electrical or
Electronic equipment and should not be disposed with other household or commercial waste at the end of its useful life.
The goods must be disposed of according to your local council guidelines.
Errors and omissions excepted.
Copyright© 2016. AVSL Group Ltd.
