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HF Transmitter
HF Receiver
FM Monitor Receiver

General

HAM bands 80m  40m  20m  15m  10m  80m  40m  20m  15m  10m  2m 
Freq. stability ? ? ± .001% (High band) ± .002% (Low-band)
Tuning steps ? ? ?

Receiver

RX-range - 10-80 m 147-174 MHz
Modulations - AM   CW   SSB   FM  
Sensitivity ? 0.5 µV (10 dB S/N) ≥ 0.5 µV (High-band)
≥ 0.35 µV (Low-band)
Selectivity ? 5 kHz (-50 dB), 1.8 kHz (-6 dB) ± 5 kHz @ 6 dB
± 17 kHz @ 100 dB
Filters ? ? ?
Receiver system ? ? conversion superheterodyne, 8 tubes ?
IF-freqs. ? ? ?
Image rejection ? >50 dB ?
Audio output ? ? 1.5 W @ 10% THD, internal speaker

Transmitter

TX-range 10-80 m - -
Modulations AM   CW   SSB   - -
RF-output 100 W ? ?

Connections

Antenna SO-239 - -
Impedance 50/120Ω 50/75 Ω ?
Other - - -

Electrical

Power req. Mains Mains Mains (117 V AC, 60 cycles)
Current RX - ? 75 W
TX ? - -

Physical

Manufactured Between 19xx and 19xx Between 196x and 19xx in Japan Between 196x and 19xx in USA
Dimensions 370 × 160 × 290 mm
(14.57 × 6.30 × 11.42 in)
330.2 × 152.4 × 260.35 mm
(13.00 × 6.00 × 10.25 in)
330 × 178 × 187 mm
(12.99 × 7.01 × 7.36 in)
Weight 19.00 kg (41.9 lbs) 7.94 kg (17.5 lbs) 7.25 kg (16.0 lbs)
Form factor Unknown Unknown Base Station

Other features

Memories ? ? 6 channels in 1 bank(s)
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features ? ? ?
Accessories ? ? ?
MPN SOMMERKAMP-FL-000500B SOMMERKAMP-FR-000050B HAMMARLUND-MR-000050X