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Desktop HF/VHF Receiver
VHF Transceiver
Headless HF/VHF Transceiver

General

HAM bands 6m  2m  160m  80m  60m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  11m (CB)  6m 
Freq. stability ? ? ±0.5 ppm 32 °F to 122 °F (0 °C to +50 °C)
Tuning steps ? 12.5 kHz 0.001-10.000 MHz kHz

Receiver

RX-range 0.538-35 / 46-56 MHz 144-147.9875 MHz (320 channels) 0.01-60 MHz
Modulations AM   N-FM   CW   FM   AM   N-FM   CW   USB   LSB   DSB   RTTY  
Sensitivity ? 1 µV (25 dB SINAD) Preamp off: 1.3 µV @ 14MHz
Preamp on: 0.3 µV @ 14MHz
(-123/-133 dBm in 500 Hz)
Selectivity ? 7.5 kHz (-6 dB) CW 500 Hz –6/-60 dB: 500/640 (–6/–60 dB)
SSB 2.4 kHz –6/-60 dB: 2.39/2.54 (–6/–60 dB)
AM 6.6 kHz –6/-60 dB: 6.60/6.74 (–6/–60 dB)
Filters ? ? Software controlled
Receiver system Double conversion, 14 tubes ? conversion superheterodyne SDR, Direct conversion, low IF
IF-freqs. ? ? Software selectable from DC to 20 KHz
Image rejection ? Better than 60 dB 70 dB or better (160 - 6m Amateur bands)
Audio output 3 W (external speaker required) ? Stereo line-out, accepts PC type speakers

Transmitter

TX-range - 144-147.9875 MHz (320 channels) 160-6m
Modulations - FM   AM   N-FM   CW   USB   LSB   DSB   RTTY  
RF-output ? High: 45 W (100% duty cycle!), Low: 5 W CW/SSB: 1-100 W PEP, AM: 2-25W

Connections

Antenna - SO-239 BNC + SO-239
Impedance ? 50Ω 50Ω
Other - - -

Electrical

Power req. Mains 10-16V DC 13.8V DC ± 10%
Current RX ? 300 mA 1.5A
TX - Max 8 A 25A max

Physical

Manufactured Between 1949 and 1954 in USA Between 197x and 1980 in Japan Between 2007 and 20xx in USA
Dimensions 330 × 130 × 280 mm
(12.99 × 5.12 × 11.02 in)
156 × 58 × 290 mm
(6.14 × 2.28 × 11.42 in)
236 × 221 × 315 mm
(9.29 × 8.70 × 12.40 in)
Weight 15.00 kg (33.1 lbs) 2.30 kg (5.1 lbs) 5.90 kg (13.0 lbs)
Form factor Base Station Mobile Headless

Other features

Memories ? 320 channels in 1 bank(s) 100000 channels in 1 bank(s)
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features ? ? SDR (Software Defined Radio)
Accessories ? ? ?
MPN HALLICRAFTERS-SX-000071 SOMMERKAMP-TS-000280FM-(US-VERSION) FLEXRADIO-FLEX-005000A