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Desktop Shortwave Transmitter
Desktop Shortwave receiver

General

HAM bands 160m  80m  40m  20m  15m  10m  ?
Freq. stability ? Less than 200 Hz per 8 hour at 0-40 °C and ±10% variation in line voltage after 0.5 hour warmup
Tuning steps Continuous 10 / 1 MHz / 100 kHz

Receiver

RX-range - 0.1-30 MHz
Modulations - AM   CW   USB   LSB   ISB   RTTY  
Sensitivity ? 0.01-0.5 MHz
< 4 µV for 10 dB SINAD @ 2.4 kHz SSB
< 25 µV for 10 dB SINAD @ 6 kHz AM
0.5-30 MHz
< 0.3 µV for 10 dB SINAD @ 2.4 kHz SSB
< 2.0 µV for 10 dB SINAD @ 6 kHz AM
Selectivity ? 6 kHz @ -6 dB, 11.5 kHz @ -60 dB
2.4 kHz @ -6 dB, 4.3 kHz @ -60 dB
1.2 kHz @ -6 dB, 2.4 kHz @ -60 dB
0.3 kHz @ -6 dB, 0.6 kHz @ -60 dB
Filters ? 6 / 2.4 / 1.2 / 0.3 kHz Optional filters available
Receiver system ? Double / triple conversion
IF-freqs. ? ?
Image rejection ? ≥ 60 dB below 10 MHz ≥ 50 dB above 10 MHz
Audio output ? 2 W @ 5% THD

Transmitter

TX-range 160-10 m -
Modulations AM   CW   SSB   -
RF-output AM: 200 W, SSB/CW: 275 W ?

Connections

Antenna - SO-239
Impedance 50/600Ω 1000 / 50Ω
Other - -

Electrical

Power req. Mains 120 / 240 V AC ± 10% single fase 50~420 Hz
Current RX - 35 W
TX ? -

Physical

Manufactured Between 1956 and 1962 in USA Between 1971 and 19xx
Dimensions 530 × 290 × 410 mm
(20.87 × 11.42 × 16.14 in)
340 × 140 × 380 mm
(13.39 × 5.51 × 14.96 in)
Weight 33.00 kg (72.8 lbs) 7.70 kg (17.0 lbs)
Form factor Base Station Base Station

Other features

Memories None ?
Usage Amateur / Ham radio operators Marine / Navy
Features XTAL and VFO Nixie tube display
BFO
Noise blanker
AVC (Automatic Volume Control
Accessories ? ?
MPN E.F.-JOHNSON-VIKING-VALIANT DRAKE-MSR-000002