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Last modified 2015-04-09

Alinco DR-638H

A picture of Alinco DR-638H

SPECIFICATIONS

GENERAL
Type:Amateur VHF/UHF transceiver
Frequency range:TX: 136-174 / 400-480 MHz
RX: 108-180 / 220-260 / 350-523 MHz
Tuning steps:2.5 / 5 / 6.25 / 10 / 12.5 / 15 / 20 / 25 / 30 / 50 KHz
Mode:TX: FM/NFM
RX: AM/FM/NFM
Channels/memory management:758 regular with alpha tags
1 call
Repeater shift/offset:0-99.995 MHz
Power supply:13.8 VDC 15%
Current drain/power consumption:RX: 300 mA
TX: Max 8 A
Antenna impedance/connector:50 ohms / SO-239
Dimensions (W*H*D):139*40*212 mm (5.5*1.6*8.34")
Weight:1.1 Kg (2.42 lbs)
Other features:Detachable control head. CTCSS/PL, DCS, 2-tone, 5-tone.
Multi color backlite, Theft alarm, Twin RX (V/U, V/V, U/U).




RECEIVER SECTION
Receiver system:Double conversion superheterodyne
1st IF: ? MHz
2nd IF: ? KHz
Sensitivity:FM: 0.25 uV (12 dB SINAD)
NFM: 0.35 uV (12 dB SINAD)
Selectivity:
Image rejection:
AF output power/speaker:2 W at 10% distortion / ? ohms
External speaker connector:




TRANSMITTER SECTION
RF output power:
2 mHi: 50 W, Mid: 25 W, Mid2: 10 W, Lo: 5 W
70 cmHi: 40 W, Mid: 25 W, Mid2: 10 W, Lo: 5 W
Modulation system:Variable reactance
Max FM deviation:FM: 5 KHz
NFM: 2.5 KHz
Spurious emissions:Less than -60 dB
Microphone impedance/connector:? ohms / 8-pin




MISCELLANEOUS
Manufactured:China, 2014-201x
Additional info:The supplied microphone is actually a speaker-mike, which can be
very handy in a noisy vehicle.
New price 2015 in Germany: 298.00
New price 2015 in England: 249.95
Related documents:
Modifications:
Options/Accessories:
EDS-28
ERW-12
Separation kit
USB programming cable and software kit
A rear picture of Alinco DR-638H