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Mobile Transceiver
Desktop Transceiver
Handheld VHF Transceiver

General

HAM bands 11m (CB)  11m (CB)  2m 
Freq. stability ? ? ?
Tuning steps Channelized Channelized 5 kHz

Receiver

RX-range 26.965-27.405 MHz 26.965-27.255 MHz 144-148 MHz
Modulations AM   FM   AM   FM  
Sensitivity ? 0.4 µV for 10 dB S/N ≥ 26 dB S+N+D/N+D at 1 µV
Selectivity ? 7 kHz @ -6 dB
21 kHz @ -60 dB
± 7.5 kHz @ -6 dB
± 15 kHz @ -60 dB
Filters ? ? ?
Receiver system ? Crystal controlled single conversion superheterodyne Double conversion superheterodyne
IF-freqs. ? 455 kHz 1st: 10.695 MHz
2nd: 455 kHz
Image rejection ? ? ?
Audio output ? 3 W 300 mW into 8 Ohms

Transmitter

TX-range 26.965-27.405 MHz 26.965-27.255 MHz 144-148 MHz
Modulations AM   FM   AM   FM  
RF-output 4 W 2.8 W High: 1.5 W, Low: 0.15 W

Connections

Antenna SO-239 - BNC
Impedance 50Ω 50Ω 50Ω
Other - - -

Electrical

Power req. ? Mains 8.4V DC
Current RX ? ? 20-130 mA
TX ? ? 220-550 mA

Physical

Manufactured Between 19xx and 19xx Between 195x and 196x in USA Between 1980 and 199x
Dimensions 180 × 50 × 188 mm
(7.09 × 1.97 × 7.40 in)
143 × 178 × 290 mm
(5.63 × 7.01 × 11.42 in)
65 × 117 × 35 mm
(2.56 × 4.61 × 1.38 in)
Weight ? 5.40 kg (11.9 lbs) 490 gr (1.1 lbs) with BP3
Form factor Mobile Base Station Handheld

Other features

Memories 40 channels in 1 bank(s) 10 channels in 1 bank(s) 800 channels in 1 bank(s)
Usage Citizen Band (27Mc) Citizen Band (27Mc) Amateur / Ham radio operators
Features ? ? ?
Accessories ? ? ?
MPN PRESIDENT-HERBERT E.F.-JOHNSON-MESSENGER-II ICOM-IC-000002A