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Mobile VHF Transceiver
Mobile VHF Transceiver
Mobile VHF Transceiver

General

HAM bands 6m  2m  2m 
Freq. stability ± 7 ppm ? Stated as +/- 10ppm @ 25°C
Tuning steps 5 / 8.33 / 10 / 12.5 / 15 / 20 / 25 / 30 / 50 kHz ? 5 or 12.5 kHz depending on version. Can be reprogrammed by changing internal diode matrix in any multiple of 5 kHz from 5-40 kHz

Receiver

RX-range 40-70 MHz 144-148 MHz 143.000-148.995 MHz (A)
144.000-148.9875 MHz (E)
Modulations FM   N-FM   FM   FM  
Sensitivity 0.25 µV (12 dB SINAD) ? S/N ≤ 35 dB: 1uv
S/N ≤ 20 dB: 0.35 µV
SINAD ≤ 10%: 0.5 µV
Selectivity FM: 12 kHz (-6 dB), 28 kHz (-60 dB)
N-FM: 6 kHz (-6 dB), 16 kHz (-60 dB)
? ± 6 kHz at -6 dB
± 16 kHz at -60 dB
Filters ? ? ?
Receiver system Double conversion superheterodyne ? Double superheterodyne
IF-freqs. 1st: 10.7 MHz
2nd: 450 KHz
? 1st: 10.7 MHz
2nd: 455 kHz
Image rejection ? ? ≥ 70 dB
Audio output 2 W into 8 ohm at 10% THD ? ≥ 1.5 W @ 10% THD into 8 Ohms

Transmitter

TX-range 50-54 MHz 144-148 MHz 143.000-148.995 MHz (A)
144.000-148.9875 MHz (E)
Modulations FM   N-FM   FM   FM  
RF-output 5 / 20 / 50 W High: 45 W, Low: ? W High: 25 W, Low: 3 W

Connections

Antenna SO-239 SO-239 SO-239
Impedance 50 Ω 50 Ω 50Ω
Other - - 5 pin DIN connector for some sort of a control interface unit.
3.5mm phono connector for external speaker (8Ω)

Electrical

Power req. 13.8V DC ±15% 13.8V DC 13.8V DC
Current RX 400-600 mA ? 600 mA max
TX 11 A max ? 6.5 A max

Physical

Manufactured Between 2007 and 200x Between 19xx and 19xx Between 1980 and 198x
Dimensions 142 × 40 × 174 mm
(5.59 × 1.57 × 6.85 in)
? 180 × 60 × 195 mm
(7.09 × 2.36 × 7.68 in)
Weight 1,000 gr (2.2 lbs) ? 2.25 kg (5.0 lbs) body only
Form factor Mobile Mobile Mobile

Other features

Memories 100 channels in 1 bank(s) ? 10 channels in 1 bank(s)
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features Packet option (EJ-41U) not for DR-03T ? ?
Accessories ? ? ?
MPN ALINCO-DR-000006T ALINCO-DR-000112T KDK-FM-002025A/E-MK-II