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Desktop Shortwave receiver
Desktop Shortwave Transceiver
Dual band FM Transceiver

General

HAM bands 160m  80m  60m  40m  20m  15m  10m  80m  40m  20m  15m  10m  2m  70cm 
Freq. stability ? ± 50 cps per hour after warm up ± 2.5 p.p.m.
Tuning steps Continuous ? 2.5 / 5 / 6.25 / 10 / 12.5 / 25 kHz

Receiver

RX-range 0.54-31 MHz in six bands 10-80 m 65-108 / 136-174 / 400-480 MHz
Modulations AM   CW   AM   CW   SSB   FM   N-FM  
Sensitivity ? 0.5 µV for 10 dB S/N in SSB mode ≤ 0.2 µV (12 dB SINAD)
Selectivity ? SSB: 2.8 kHz (-6 dB) ?
Filters ? ? ?
Receiver system 12 tubes Double conversion superheterodyne ?
IF-freqs. ? ? ?
Image rejection ? ? ?
Audio output ? Requires external speaker 1 W

Transmitter

TX-range - 10-80 m 136-174 / 400-480 MHz
Modulations - AM   CW   SSB   FM   N-FM  
RF-output ? AM: 100 W (input), SSB: 200 W (PEP input), CW: 200 W (input) 1 / 5 W

Connections

Antenna - SO-239 + Clamps / screws -
Impedance ? 25/100Ω 50Ω
Other - - -

Electrical

Power req. Mains Mains (NCX-A) Li-ion battery
Current RX ? ? ?
TX - ? ?

Physical

Manufactured Between 1938 and 1944 in USA Between 1965 and 196x in USA Between 2014 and 201x in China
Dimensions ? 350 × 165 × 310 mm
(13.78 × 6.50 × 12.20 in)
51 × 125 × 25 mm
(2.01 × 4.92 × 0.98 in)
Weight ? 10.40 kg (22.9 lbs) 120 gr (4.2 oz)
Form factor Base Station Base Station Handheld

Other features

Memories None None ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features ? ? VOX
Accessories ? NCX-A Power supply / speaker ?
MPN HAMMARLUND-HQ-000120X NATIONAL-COMPANY-NCX-000005-MKII BAOFENG-GT-000003-MARK-II