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Desktop Shortwave receiver
Desktop HF/VHF Transceiver
2 meter Transverter

General

HAM bands ? 160m  80m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  6m  10m  2m 
Freq. stability ? Within ±10 x 10-6 (±0.5 x 10-6 with SO-2) ?
Tuning steps ? ? ?

Receiver

RX-range 0.5-32 MHz 0.5-30 / 50-54 MHz 144-148 MHz
Modulations AM   CW   AM   FM   CW   USB   LSB   RTTY   CW   SSB  
Sensitivity AM: 5-9 µV
CW: 2-3 µV
AM (S+N/N 10 dB)
Less than 31.6 µV (500 kHz ~ 1.705 MHz),
Less than 2 µV (1.750 ~ 24.5 MHz),
Less than 1.3 µV (24.5 ~ 30 MHz),
Less than 1.3 µV (50 ~ 54 MHz)
FM (12 dB SINAD)
Less than 0.25 µV (28 ~ 30 MHz),
Less than 0.25 µV (50 ~ 54 MHz)
SSB/CW (S+N/N 10 dB)
Less than 4 µV (500 kHz ~ 1.705 MHz),
Less than 0.2 µV (1.705 ~ 24.5 MHz),
Less than 0.13 µV (24.5 ~ 30 MHz),
Less than 0.13 µV (50 ~ 54 MHz)
?
Selectivity ? AM
More than 4.0 kHz (-6dB),
Less than 20.0 kHz (-50 db)
FM
More than 12.0 kHz (-6 dB),
Less than 25.0 kHz (-50 db)
SSB/CW
More than 2.2 kHz (-6 dB),
Less than 4.4 kHz (-60 dB)
?
Filters ? ? ?
Receiver system Double / triple conversion, 25 tubes FM: triple superheterodyne, other: double superheterodyne ?
IF-freqs. ? 1st: 73.05 MHz
2nd: 8.83 MHz
3rd: 455 kHz(FM only)
?
Image rejection ? Greater than 70 dB ?
Audio output ? ? ?

Transmitter

TX-range - 10-160 m + WARC 144-148 MHz
Modulations - AM   FM   CW   USB   LSB   RTTY   CW   SSB  
RF-output ? SSB/CW/FM/FSK: 100 W; AM: 25 W 100 W PEP

Connections

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

Electrical

Power req. 25-28V DC 13.8V DC ±15% Mains (120-240 V AC)
Current RX 3 A max 2 A ?
TX - 20.5 A 260 W max

Physical

Manufactured Between 195x and 195x in USA Between 19xx and 19xx Between 1969 and 1971 in USA
Dimensions 283 × 293 × 352 mm
(11.14 × 11.54 × 13.86 in)
270 × 96 × 271 mm
(10.63 × 3.78 × 10.67 in)
311 × 171 × 330 mm
(12.24 × 6.73 × 12.99 in)
Weight 23.70 kg (52.3 lbs) 11.50 kg (25.4 lbs) 7.50 kg (16.5 lbs)
Form factor Base Station Base Station Base Station

Other features

Memories ? 100 channels in 1 bank(s) ?
Usage Military communication Amateur / Ham radio operators Amateur / Ham radio operators
Features ? ? ?
Accessories ? ? ?
MPN COLLINS-R-000392/URR KENWOOD-TS-000570DG HEATHKIT-SB-000500