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Desktop HF/VHF Receiver
Marine Shortwave receiver IMR54

General

Current value
USD 338
USD 188 ~ USD 349 (similar rigs)
Rating 1 review No reviews yet
HAM bands ? ?
Freq. stability ? ?
Tuning steps ? ?

Receiver

RX-range 0.05-54 MHz (0.48-35 MHz for early versions) 15 kHz - 31 MHz in 10 bands
Modulations AM   FM   CW   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 Single / Double conversion, 15 tubes Double conversion superheterodyne
IF-freqs. 1st: 2010 kHz
2nd: 455 kHz
?
Image rejection ? ?
Audio output 8 W 1 W

Transmitter

TX-range - -
Modulations - -
RF-output ? ?

Connections

Antenna - -
Impedance 50/75 Ω 72Ω
Other - -

Electrical

Power req. Mains (115/230 V AC) Mains (110-250 V AC)
Current RX ? 82 W
TX - -

Physical

Manufactured Between 1952 and 1964 in USA Between 1952 and 195x in Great Britain
Dimensions 502 × 257 × 419 mm
(19.76 × 10.12 × 16.50 in)
747 × 385 × 451 mm
(29.41 × 15.16 × 17.76 in)
Weight ? 60.90 kg (134.4 lbs)
Form factor Base Station Base Station

Other features

Memories ? ?
Usage Amateur / Ham radio operators Marine / Navy
Features ? Automatic volume control
Accessories ? ?
MPN NATIONAL-COMPANY-HRO-000060 EDDYSTONE-000700