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Desktop Shortwave Transmitter
Desktop HF/VHF Transceiver
HF Transmitter

General

HAM bands 80m  40m  20m  15m  10m  160m  80m  40m  30m (WARC)  20m  17m (WARC)  15m  12m (WARC)  6m  10m  ?
Freq. stability ? ? ?
Tuning steps ? ? ?

Receiver

RX-range - 0.03-60 MHz -
Modulations - AM   FM   CW   SSB   RTTY   -
Sensitivity ? AM (10 dB S/N)
0.5-1.8 MHz: 13 µV
1.8-30 MHz: 2 µV (Pre-amp 1 on)
50-54 MHz: 1 µV
FM (12 dB SINAD)
28-30 MHz: 0.5 µV (Pre-amp 1 on)
50-54 MHz: 0.32 µV (Pre-amp 2 on)
SSB/CW/RTTY (10 dB S/N)
1.8-30 MHz: 0.16 µV (Pre-amp 1 on)
50-54 MHz: 0.13 µV (Pre-amp 2 on)
?
Selectivity ? AM (BW=6 kHz)
>6 kHz (-6 dB), <15 kHz (-60 dB)
FM (BW=15 kHz)
>12 kHz (-6 dB), <20 kHz (-60 dB)
SSB/RTTY (BW=2.4 kHz)
>2.4 kHz (-6 dB), <2.8 kHz (-60 dB)
CW (BW=500 H
?
Filters ? ? ?
Receiver system ? Triple-conversion superheterodyne ?
IF-freqs. ? 1st: 64.455 MHz
2nd: 455 KHz
3rd: 36 KHz
?
Image rejection ? >70 dB ?
Audio output 100 watts at 300-3000 cycle (Adjustable low-level speech clipping; 500 ohm output available) ? ?

Transmitter

TX-range 10-80 m 10-160 m + WARC/50-54 MHz 1.7-30 MHz
Modulations AM   CW   SSB   AM   FM   CW   SSB   RTTY   AM   CW  
RF-output AM: 150 W, SSB/CW: 180 W 5-100/5-100 W (AM: 5-40 W) AM: 325, CW: 450 W

Connections

Antenna - SO-239 Proprietary
Impedance 50-72Ω 50 Ω ?
Other - - -

Electrical

Power req. Mains 13.8V DC +/- 15% Mains
Current RX - Max 3.5 A -
TX 500 W peak Max 23 A ?

Physical

Manufactured Between 1959 and 196x in USA Between 2000 and 2001 in Japan Between 1940 and 195x in USA
Dimensions 495 × 295 × 406 mm
(19.49 × 11.61 × 15.98 in)
340 × 111 × 285 mm
(13.39 × 4.37 × 11.22 in)
750 × 940 × 483 mm
(29.53 × 37.01 × 19.02 in)
Weight ? 9.60 kg (21.2 lbs) 165.00 kg (364.0 lbs)
Form factor Base Station Base Station Base Station

Other features

Memories ? 99 channels in 1 bank(s) ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features ? IF-DSP. Built-in auto-AT (HF: 16.7-150 ohms / 6 m: 20-125 ohms) Built-in keyer and RTTY demodulator. Twin RX ?
Accessories ? ? ?
MPN HEATHKIT-TX-000001-'APACHE' ICOM-IC-000756-PRO HALLICRAFTERS-HT-000004-SPECIAL