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Last modified 2022-10-15

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Alinco ALM-203E

A picture of Alinco ALM-203E

SPECIFICATIONS

GENERAL
Type:Amateur VHF transceiver
Frequency range: Europe
TX: 144-146 MHz
RX: 144-146 MHz (Band A) - 150-160 MHz (Band B)
Tuning steps:12.5 KHz
Frequency stability:? ppm
Mode:FM
Channels / memory management: 10 regular
Memory 0 can store odd repeater split
Repeater shift / offset:600 KHz
Power supply:9.6 VDC (NiCd battery pack) or 13.8 VDC external
Current drain / power consumption:RX: 5-150 mA
TX: Max 1.2 A
Antenna impedance / connector:50 ohm / BNC
Dimensions (W*H*D):69*200*37 mm (2.5*7.75*1.5"), with EBP-5N
Weight:500 g (1.1 lb)
Other features:1750 Hz tone call. Attenuator.




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: 10.7 MHz
2nd IF: 455 KHz
Sensitivity:0.2 uV (12 dB SINAD)
Selectivity:12 KHz (-6 dB)
22 KHz (-60 dB)
Image rejection:
AF output power / speaker:350 mW at ?% distortion / 8 ohm
External speaker connector:2.5 mm




TRANSMITTER SECTION
RF output power:

High
@13.8V
High
@9.6V
Low
2 m:5 W3 W100 mW
Modulation system:Variable reactance frequency modulation
Max FM deviation (Factory set):5 KHz
Spurious emissions:Better than -60 dB
Microphone impedance / connector:2.2 Kohm / 2-pin (3.5 mm)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:Japan, 198x-198x (Discontinued)
Additional info:
Related documents:
Modifications and fixes:
Reviews:
Options / Accessories:
EBP-5N
EDC-2
EDC-4
EDC-5
EDC-6
EDH-25
EMS-20
ESC-3
?
NiCd battery pack. 9.6 V, 450 mAh
Cigarette lighter DC cable
Wall charger (120 VAC)
Wall charger (220 VAC)
Wall charger (240 VAC)
DC/DC-converter (For max 5 W output pwr)
Speaker-microphone
Leather case
Battery case (Five LR6/AA batteries)