Reset; Technical Specification - Alinco DJ-PN446 Instruction Manual

Pmr446 fm transceiver
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RESET

Turn off the radio. Press P, ▼ and PTT keys all together for 2seconds.
RT and the version is displayed and turns on with default setting.

TECHNICAL SPECIFICATION

General
Frequency Range
446.00625-446.19375Mhz
Channel Capacity
99 channels
Channel Spacing
12.5kHz
3.7V DC ±20%
Operation voltage
±2.5ppm
Frequency Stability
-10℃ ~ 50℃
Operation Temperature
Size
H103mm×W39mm×D18mm
Approx. 50g
Weight
(including battery and antenna)
Li-Ion
Type
Voltage
3.7Vdc
Battery
Capacity
750mAh
Charging temperature
+5℃ ~ 40℃
14
Receiver
Sensitivity -12dBu
-12dBu
≧60dB
Adjacent Channel Selectivity
≧55dB
Intermodulation
≧70dB
Spurious Rejection
250mW
Audio Power Output
≦3%
Audio Distortion
Transmitter
0.5W
Power Output
Modulation
8K50F3E
≧60dB
Adjacent Channel Power
TROUBLE SHOOTING
Problem
Corrective action
A. The battery may be exhausting. Recharge or replace the battery.
No power
B. Battery life is end; contact to local dealers to replace.
Battery power drops shortly
The battery is exhausted. Replace the battery to new one; Ask
after charging.
local dealer.
All channels are noisy
Set CTCSS/DCS or Adjust the squelch level.
No sound when using
Microphone or the jack is broken. Please contact with local dealers
for inspection.
microphone.
Communication distance
becomes short and Low
Antenna may be broken. Consult your local dealer for service.
sensitivity.
A. Different frequency or channels signaling.
Cannot talk or hear other
B. Different CTCSSS/DCS signaling.
members in your groups.
C. Out of communication range.
Cannot power on or frequent
Check if the battery pack is charged.
power off.
15

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