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Desktop Shortwave receiver
Desktop Shortwave Transceiver
Desktop Transceiver

General

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

Receiver

RX-range 0.55-30 MHz 80-10 m 26.965-27.255 MHz
Modulations AM   CW   SSB   SSB   AM  
Sensitivity 3.5 µV at 20 MHz (-6 dB, 30% modulation) ? 0.5 µV
Selectivity 4.5 kHz (-6 dB)
25 kHz (-60 dB)
? 7 kHz @ -6 dB
19 kHz @ -60 dB
Filters ? ? ?
Receiver system Single conversion ? ?
IF-freqs. ? ? ?
Image rejection ? ? ?
Audio output 1.5 W ? 3 W

Transmitter

TX-range - 80-10 m 26.965-27.255 MHz
Modulations - SSB   AM  
RF-output ? ? 3 W

Connections

Antenna - - -
Impedance 50Ω ? 50Ω
Other - - -

Electrical

Power req. Mains Mains Mains
Current RX 35 W ? ?
TX - ? ?

Physical

Manufactured Between 1965 and 1966 Between 1968 and 196x in USA Between 195x and 196x in USA
Dimensions 496 × 160 × 362 mm
(19.53 × 6.30 × 14.25 in)
? 157 × 55 × 222 mm
(6.18 × 2.17 × 8.74 in)
Weight 6.80 kg (15.0 lbs) ? 2.30 kg (5.1 lbs)
Form factor Base Station Base Station Base Station

Other features

Memories ? ? 12 channels in 1 bank(s)
Usage Amateur / Ham radio operators Amateur / Ham radio operators Citizen Band (27Mc)
Features BFO
Bandspread
ANL (Autom. Noise Limiter)
Dual VFO ?
Accessories ? ? ?
MPN RADIOSHACK-/-REALISTIC-DX-000075 E.F.-JOHNSON-VIKING-AVENGER E.F.-JOHNSON-MESSENGER-000300