SU20 User Manual
Specifications
Model
SU20-H-RG
SU20-H-BY
SU20-C-RG
SU20-B-RG
SU20-B-BY
Dimensions: handheld 250 x 47mmØ
250 x 47mmØ
250 x 47mmØ
N/A
N/A
Weight: handheld
231g (no battery)
231g (no battery)
231g (no battery)
N/A
N/A
Dimensions: beltpack
N/A
N/A
110 x 676 x 24mm
110 x 676 x 24mm
110 x 676 x 24mm
Weight: beltpack
N/A
N/A
74g (no battery)
74g (no battery)
74g (no battery)
Power supply
14Vdc 500mA (adaptor supplied)
Antenna connection
BNC
Batteries
4 x AA (2 per transmitter) included
Carrier frequencies
863.42MHz (Red), 864.3MHz (Green), 864.8MHz (Blue), 863.1MHz (Yellow)
RF power
10mW
Range
60m
Mic. polar pattern
Cardioid (handheld, neckband or lavalier)
Output connections
2 x balanced XLR, 1 x unbalanced 6.3mm jack
Output impedance
2.2k Ohms
Output level
400mV (balanced), 200mV (unbalanced)
Frequency response
50Hz - 18kHz (±3dB)
S/N ratio
>80dB
THD
<0.5% @ 1kHz
Dimensions: receiver
203 x 187 x 42mm
Weight: receiver
845g
Troubleshooting
“POWER” LED does not light on
receiver
Ensure power adapter is connected to mains and working properly
Ensure receiver is switched on (press front power button until it lights)
“POWER” LED is lit but no “RF”
or “AF” LEDs
Ensure each transmitter is switched on
Check that each transmitter is not out of reception range
Check that all transmitter batteries are good/charged
“POWER” and “RF” LEDs a
re lit
but no “AF” and no so
und
Check that each transmitter switch is switched on
Ensure each 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 mixer/amplifier
Ensure that receiver and amplifier/mixer channel volumes are turned up
Microphone output is very loud
or distorted
Turn down the relevant channel VOLUME on receiver
Turn down gain on bodypack transmitters
Reduce gain on mixer/amplifier
Ensure that an XLR output is not fed to a
“
Hi-Z
”
line input
Microphone output is very low
Turn up VOLUME on receiver
Turn up gain on bodypack transmitter
Increase gain of mixer/amplifier input
Ensure that the jack output is not fed to an XLR input with
“
Lo-Z
”
level
Check transmitter batteries
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.
Hereby, AVSL Group Ltd. declares that the radio equipment type 171.907UK, 171.908UK, 171.909UK, 171.917UK and 171.918UK is in compliance with
The full text of the EU declaration of conformity for 171.907UK is available at the following internet address:
http://www.avsl.com/assets/doc/1/7/171907UK.pdf
The full text of the EU declaration of conformity for 171.908UK is available at the following internet address:
http://www.avsl.com/assets/doc/1/7/171908UK.pdf
The full text of the EU declaration of conformity for 171.909UK is available at the following internet address:
http://www.avsl.com/assets/doc/1/7/171909UK.pdf
The full text of the EU declaration of conformity for 171.917UK is available at the following internet address:
http://www.avsl.com/assets/doc/1/7/171917UK.pdf
The full text of the EU declaration of conformity for 171.918UK is available at the following internet address:
http://www.avsl.com/assets/doc/1/7/171918UK.pdf
Errors and omissions excepted. Copyright© 2020. AVSL Group Ltd.
Unit 2-4 Bridgewater Park, Taylor Rd. Manchester. M41 7JQ
