Martin Ranger U-6800R, User Manual

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Recharging Instruction
C5 rechargeable battery: (500Mah) 4-7 hours continuous working for microphone
C8 rechargeable battery: (800Mah) 7-10 hours continuous working for microphone
Backup battery case: 2*1.5V AA batteries
1, A. Rechargeable battery can be directly plugged into the USB port on the receiver
⑥
, plug
in the power switch to CHARGE, the battery charging indicator light when the power on;
the indicator light goes out when the battery is full charged.
B. The rechargeable battery can be plugged into the recharging socket (as below picture)
to connect power. The battery charging indicator light when the power on; the indicator
light goes out when the battery is full charged.
C. Rechargeable battery can be charging in computer or mobile socket. The battery
charging indicator light when the power on, the indicator light goes out when the battery is
full charged.
2. Pull out the battery when the battery is full charged. Do not plug the battery in charging
for long time to avoid to affect battery life.
Notice: If you don’t pull out the battery, it will
automatically generate electricity when the external power supply stopped.
Specification
Frequency stability: 0.005%
Frequency response: 50Hz-20KHz
S/N ratio:
＞
100dB
T.H.D.:
＜
0.5%
Working range:
＞
40m
Working temperature: -10
℃
-50
℃
Power supply: AC110-240V, 50/60Hz
(The performance of the battery may limit the scope of work)
Frequency range:
The trick of getting best sound effect

Transmitter face to receiver antenna, no barrier in the middle.

Receiver and antenna must be far away from large metal equipment.

To avoid the rotation of receiver near computer or other RF equipment.

To avoid the rotation of receiver under audio equipment, unless antenna is placed over a
long distance.

Use the correct receiver antenna.