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 SPECIFICATION

TROUBLE-SHOOTING

5

6

Wireless

Wireless

6. Trouble-shooting 

 

Problem 

Solution 

No sound 

 

Check the power supply of the 
transmitter and receiver. 

 

Check that the transmitter and receiver 
are turned to the same frequency. 

 

Check whether the Hi-Fi appliance is 
switched on and the transmitter output is 
connected to mixer or amplifier input. 

 

Check whether receiver is too far away 
from transmitter. 

 

Check whether transmitter is located too 
near metal object or there are 
obstructions between transmitter and 
receiver. 

Sound 

interference 

 

Check the antenna location. 

 

When using 2 or above transmitters 
simultaneously, make sure that the 
chosen frequencies are not interfered. 

 

Check whether the interference comes 
from other wireless microphone, TV, 
radio and etc.. 

Distortion 

 

Check the volume control for transmitter 
is adjusted too high or too low. 

 

Check whether the interference comes 
from other wireless microphone, TV, 
radio and etc.. 

 

7. Environment 

 

When disposing the equipment, remove the screws, separate the case, circuit 

boards, and cables, and dispose of all components according to local waste 
disposal rules. 

 

8. System Specification 

 

Frequency range 

UHF 630 ~ 

806

MHz 

RF power output 

10mW or 100mW 

Frequency stability 

±

0.005% 

Maximum deviation 

±

48KHz with limiting compressor 

Spurious emission 

>60dB below carrier frequency 

T.H.D. 

<1% (at 1KHz) 

Power supply 

DC12 ~18V 

Tone key 

32.768 KHz 

Current consumption 

85mA 

±

10mA(10mW) ; 140mA 

±

10mA(100mW) 

Dimension(mm)WxHxD  211x44x180 

 

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