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PC-card HF/VHF/UHF Scanner / receiver
Handheld Transceiver
Marine Shortwave receiver IMR54

General

HAM bands ? 11m (CB)  ?
Freq. stability 10 ppm (0 to 60 C) ? ?
Tuning steps 1 Hz kHz Channelized ?

Receiver

RX-range 9 kHz - 1800 MHz (3500 MHz with optional downconverter) 26.965-27.405 MHz 15 kHz - 31 MHz in 10 bands
Modulations AM   N-AM   AM-sync   FM   N-FM   W-FM   CW   USB   LSB   DSB   ISB   APCO-25   AM   AM   CW  
Sensitivity Mode 0.15-500 MHz 500-1800 MHz
AM, AMS 1.7V 1.85V
LSB, USB 0.35V 0.37V
CW 0.2V 0.25V
FM3, FM6, FMN 0.7V 0.8V
FMW (optional) 2.0V 2.0V
? 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 AM 6 kHz
AMN 4 kHz
AMS 4 kHz
LSB, USB 2.5 kHz
CW 500 Hz
FM3 3 kHz
FM6 6 kHz
FMN 12 kHz
FMW (optional) 230 kHz
? Wide, Intermediate, Narrow and Very narrow settings.
500 Hz ... 25 kHz
Filters ? ? ?
Receiver system DDS-based double-conversion superheterodyne with software-defined last IF stage and demodulator ? Double conversion superheterodyne
IF-freqs. 1st: 109.65 MHz
2nd: 12 kHz
? ?
Image rejection 60 dB ? ?
Audio output ? ? 1 W

Transmitter

TX-range - 26.965-27.405 MHz -
Modulations - AM   -
RF-output ? 4 W ?

Connections

Antenna SMA - -
Impedance 50Ω 50Ω 72Ω
Other - - -

Electrical

Power req. Draws from PCI interface ? Mains (110-250 V AC)
Current RX ? ? 82 W
TX - ? -

Physical

Manufactured Between 200x and 200x Between 19xx and 19xx Between 1952 and 195x in Great Britain
Dimensions 195 × 99 × 19 mm
(7.68 × 3.90 × 0.75 in)
? 747 × 385 × 451 mm
(29.41 × 15.16 × 17.76 in)
Weight 310 gr (10.9 oz) ? 60.90 kg (134.4 lbs)
Form factor PC-card Handheld Base Station

Other features

Memories ? 40 channels in 1 bank(s) ?
Usage Amateur / Ham radio operators Citizen Band (27Mc) Marine / Navy
Features DSP
Trunking option
12 kHz IF2 output
Number of memory channels limited by computer memory
? Automatic volume control
Accessories ? ? ?
MPN WINRADIO-WR-G000305I UNIDEN-BEARCAT-PRO-000538XL EDDYSTONE-000700