Nady wa-120 ユーザーガイド

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The WA 120 contains a built-in high quality quartz-locked, fixed frequency 
VHF wireless receiver precisely matched to the Nady WHT or WLT 
transmitter supplied; therefore no adjustments besides audio volume are 
required.
• After the amplifier has been turned on by the main 
power switch 
(2), turn the wireless receiver’s  MIC/TS volume control  (7) slightly 
clockwise. 
• Switch on the wireless microphone and the 
RF receiving indicator (6) 
will light up indicating normal reception.
• Adjust the MIC/TS 
volume control (7) clockwise for the desired audio 
level.
Note:  If using more than one wireless microphone (handheld and/
or bodypack) on the same frequency, switch only one on at a time.  
Microphones on the same frequency will interfere with each other.  
However, one wireless microphone can be used with two or more        
WA 120 wireless amplifiers with the same frequency simultaneously to 
increase the overall sound level.
WA 120 WIRELESS MICROPHONE RECEIVER OPERATION
WHT Handheld Microphone Transmitter
OPERATING INSTRUCTIONS FOR THE NADY WA 120
8
5
3
2
1
Battery LED
Power Switch
Battery Tube
Powering the WA 120
• 
External Adapter
Plug the external AC adapter provided into the 
Power input jack (14) 
on the back of the receiver. Then plug the AC adapter into a standard 
115VAC outlet. Turn on the unit using the 
Power switch (2).
(Note: To avoid damaging your unit, use only the provided AC adapter 
connected to the power input jack.)
• 
RB-120
The WA 120 can be powered internally using the optional RB-120 re-
chargeable battery. Plug the RB-120 into the 
Battery Power/Recharge 
jack (17) while the WA 120 is connected to AC power with the provided 
AC adapter. If the 
Battery charging LED (20) turns red, the RB-120 is 
not fully charged and should be allowed to charge while the WA 120 is 
powered by the AC adapter. (Note: Turning off the WA 120 
Power switch 
(2) will allow the RB-120 to recharge more quickly.) If the Battery charg-
ing LED indicator (20)
 lights green, the RB-120 is fully charged and 
ready to power the WA 120 alone. Shut off the 
Power switch (2) and 
disconnect the AC adapter. Turn the unit  back “ON” and the RB-120 will 
power the unit while still connected to the 
Battery Power/Recharge jack 
(17). The RB-120 can be easily stored in the Storage compartment (12) 
while in use or transporting.
(Note: Connecting the AC adapter will automatically disconnect the inter-
nal battery power.)
• 
(8x) “D” Cell Batteries
The WA 120 can also be powered internally with (8x) ”D” cell batteries. 
Insert the batteries while observing the correct polarity as marked. For 
longest operation use only alkaline or rechargeable batteries. Replace 
the batteries when the output volume drops or the range of the wireless 
decreases.
(Note: The WA 120 does not recharge “D” cell batteries.)