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Last modified 2022-10-09

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ADI AR-446

A picture of ADI AR-446

SPECIFICATIONS

GENERAL
Type:Amateur UHF transceiver
Frequency range: TX: 430-440 MHz
RX: 430-440 MHz
Tuning steps:5 / 10 / 12.5 / 15 / 20 / 25 / 50 KHz
Frequency stability:±10 ppm @ -20 to +60°C (-4 to +140°F)
Mode:FM
Channels / memory management: 40 regular
1 scan edge pair
1 dual watch
Non-volatile EEPROM storage
Repeater shift / offset:±5 MHz (Programmable)
Power supply:11.7-15.8 VDC ("T" connector on pigtail)
Current drain / power consumption:RX: Max 600 mmA
TX: Max 10 A
Antenna impedance / connector:50 ohm / ? (On pigtail)
Dimensions (W*H*D):140*40*166 mm (5.51*1.58*6.54")
Weight:1.2 Kg (2.65 lb)
Other features: CTCSS/PL encoder. DTMF paging option. 1750 Hz tone call. Dimmer.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: 30.85 MHz
2nd IF: 455 KHz
Sensitivity:0.18 uV (12 dB SINAD)
Selectivity:12 KHz (-6 dB)
24 KHz (-60 dB)
Image rejection:
AF output power / speaker:2 W at 5% distortion / 8 ohm
External speaker connector:3.5 mm, 8 ohm




TRANSMITTER SECTION
RF output power:

HighMidLow
70 cm:35 W10 W5 W
Modulation system:Reactance modulation
Max FM deviation (Factory set):±5 KHz
Spurious emissions:Better than -60 dB
Microphone impedance/connector:600 ohm / 8-pin (Metal locking ring connector)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:198x-198x (Discontinued)
Additional info:
Related documents:User manual (2.3 MB)
Modifications and fixes:
Reviews:
Options / Accessories:
CTS146
DTF146
DTS146
MC146D
CTCSS/PL decoder unit
DTMF unit
DTSS unit
Hand microphone with DTMF keypad