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HF Receiver
Desktop Shortwave Transmitter
Desktop Shortwave receiver

General

HAM bands 80m  60m  40m  30m (WARC)  20m  17m (WARC)  2000m  160m  80m  40m  20m  15m  10m  ?
Freq. stability ? ? ?
Tuning steps Continuous ? ?

Receiver

RX-range 0.1-0.4 / 2.5-20 MHz - 540-1600 kHz / 3-10 MHz
Modulations AM   CW   - AM  
Sensitivity ? ? 20 mV (10 dB S/N)
Selectivity ? ? 8 kHz (-6 dB)
Filters ? ? ?
Receiver system ? ? Single conversion
IF-freqs. ? ? 455 kHz
Image rejection ? ? ?
Audio output Internal speaker ? ?

Transmitter

TX-range - 10-160 m -
Modulations - AM   CW   -
RF-output ? AM: Max 125 W, CW: Max 140 W ?

Connections

Antenna Clamps / screws - Clamps / screws
Impedance 100Ω 50/600Ω 50 Ω
Other - - -

Electrical

Power req. Separate PSU Mains Mains (105-125 V AC)
Current RX ? - 40 W
TX - ? -

Physical

Manufactured Between 1939 and 1945 in USA Between 1955 and 1957 in USA Between 1961 and 196x in USA
Dimensions ? 526 × 350 × 406 mm
(20.71 × 13.78 × 15.98 in)
292 × 165 × 190 mm
(11.50 × 6.50 × 7.48 in)
Weight 33.00 kg (72.8 lbs) 45.36 kg (100.1 lbs) 1.80 kg (4.0 lbs)
Form factor Base Station Base Station Base Station

Other features

Memories None ? ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features ? ? ?
Accessories ? ? ?
MPN HAMMARLUND-SPR-000210-LX HEATHKIT-DX-000100 HEATHKIT-EK-000002B