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Desktop Shortwave receiver
Desktop Transceiver
Marine Shortwave receiver IMR54

General

HAM bands ? ? ?
Freq. stability ? ? ?
Tuning steps ? ? ?

Receiver

RX-range 0.1-30 MHz HF 15 kHz - 31 MHz in 10 bands
Modulations AM   USB   LSB   ISB   SSB   AM   CW  
Sensitivity ? ? 15-160 kHz: 4-20 µV (10 dB S/N)
160-1500 kHz: 6-10 µV (10 dB S/N)
1.5-4 MHz: 1.5-3 µV (10 dB S/N)
4-10 MHz: 2-6 µV (10 dB S/N)
10-31 MHz: 2-10 µV (10 dB S/N)
Selectivity ? ? Wide, Intermediate, Narrow and Very narrow settings.
500 Hz ... 25 kHz
Filters ? ? ?
Receiver system Double / triple conversion ? Double conversion superheterodyne
IF-freqs. ? ? ?
Image rejection ? ? ?
Audio output 2 W ? 1 W

Transmitter

TX-range - HF -
Modulations - SSB   -
RF-output ? ? ?

Connections

Antenna SO-239 - -
Impedance 50Ω 50Ω 72Ω
Other - - -

Electrical

Power req. Mains (120/240 V AC) ? Mains (110-250 V AC)
Current RX ? ? 82 W
TX - ? -

Physical

Manufactured Between 1971 and 19xx Between 196x and 197x Between 1952 and 195x in Great Britain
Dimensions 330 × 140 × 290 mm
(12.99 × 5.51 × 11.42 in)
? 747 × 385 × 451 mm
(29.41 × 15.16 × 17.76 in)
Weight 7.70 kg (17.0 lbs) ? 60.90 kg (134.4 lbs)
Form factor Base Station Base Station Base Station

Other features

Memories ? ? ?
Usage Commercial / Land mobile communication Amateur / Ham radio operators Marine / Navy
Features Nixie tube display
BFO
Noise blanker
? Automatic volume control
Accessories ? ? ?
MPN DRAKE-DSR-000001 BRAZAM-EDT-000303 EDDYSTONE-000700