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Desktop Shortwave receiver
Desktop Transceiver

General

HAM bands 160m  80m  40m  20m  15m  10m  11m (CB) 
Freq. stability ? ?
Tuning steps ? Channelized

Receiver

RX-range 10-160 m 26.965-27.255 MHz
Modulations AM   FM   CW   AM  
Sensitivity ? 0.5 µV
Selectivity ? 6 kHz @ -6 dB
30 kHz @ -60 dB
Filters ? ?
Receiver system ? Dual conversion superheterodyne
IF-freqs. ? ?
Image rejection ? ?
Audio output ? 3 W

Transmitter

TX-range - 26.965-27.255 MHz
Modulations - AM  
RF-output ? 5 W

Connections

Antenna - -
Impedance 50 Ω 50Ω
Other - -

Electrical

Power req. Mains 12 V DC
Current RX ? ?
TX - ?

Physical

Manufactured Between 1952 and 1954 in USA Between 195x and 196x in USA
Dimensions 536 × 317 × 333 mm
(21.10 × 12.48 × 13.11 in)
157 × 55 × 222 mm
(6.18 × 2.17 × 8.74 in)
Weight 22.70 kg (50.1 lbs) 2.30 kg (5.1 lbs)
Form factor Base Station Mobile

Other features

Memories ? 12 channels in 1 bank(s)
Usage Amateur / Ham radio operators Citizen Band (27Mc)
Features ? PA output use in vehicle
Accessories ? ?
MPN COLLINS-000075A-3 E.F.-JOHNSON-MESSENGER-III