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Desktop Shortwave Transmitter
Remotely operated HF/VHF SDR transceiver

General

HAM bands 160m  80m  40m  20m  15m  10m  160m  80m  60m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  6m  10m 
Freq. stability ? (0⁰C – 50⁰C) 0.5 p.p.m. (TCXO)
Tuning steps Continuous 1 Hz

Receiver

RX-range - 30 kHz – 54 MHz
Modulations - AM   AM-sync   FM   N-FM   CW   USB   LSB   RTTY   Digital (other)   DV  
Sensitivity ? ?
Selectivity ? ?
Filters ? ?
Receiver system ? SDR, Direct Sampling SDR 245.76Msps – 16 bit
IF-freqs. ? ?
Image rejection ? ≥ 100 dB
Audio output ? 1W diagnostic speaker

Transmitter

TX-range 160-10 m 160-6 m
Modulations AM   CW   SSB   AM   AM-sync   FM   N-FM   CW   USB   LSB   RTTY   Digital (other)   DV  
RF-output AM: 200 W, SSB/CW: 275 W 160m-6m Transmitter Output: 1-100W (25W AM)

Connections

Antenna - BNC + SO-239
Impedance 50/600Ω 50Ω
Other - -

Electrical

Power req. Mains 13.8 V DC +/- 15% (14 V DC Nominal)
Current RX - 1.7 A
TX ? 23 A

Physical

Manufactured Between 1962 and 1965 in USA Between 2024 and 202x in USA
Dimensions 530 × 290 × 410 mm
(20.87 × 11.42 × 16.14 in)
356 × 171 × 337 mm
(14.02 × 6.73 × 13.27 in)
Weight 33.00 kg (72.8 lbs) ?
Form factor Base Station Base Station

Other features

Memories ? ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators
Features XTAL and VFO Optional Integrated Automatic Antenna Tuner Range: 3:1 SWR
Optional Continuous MARS/CAP Coverage with Extended Transmit Filter
Accessories ? ?
MPN EF-JOHNSON-VIKING-VALIANT-II FLEXRADIO-FLEX-008600M