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Desktop HF/VHF Receiver
Desktop Shortwave Transceiver
Mobile HF/VHF Receiver

General

HAM bands 6m  80m  40m  20m  ?
Freq. stability ? ? ?
Tuning steps Continuous Continuous ?

Receiver

RX-range 0.54-31 / 48-56 MHz in 5 bands 20 / 40 / 80 m 0.525-31 MHz / 88-108 MHz
Modulations AM   N-FM   CW   AM   CW   SSB   AM   W-FM   CW   SSB  
Sensitivity ? ? 5-30 MHz
AM 1,1 - 1,4 µV
SSB 0,6 - 1,0 µV
MW
60 µV
Selectivity ? ? -6/-60 dB
1,7/6,0 kHz, 2,5/15 kHz
Filters ? ? ?
Receiver system Single conversion ? ?
IF-freqs. 455 kHz 5200 kHz ?
Image rejection ? ? ?
Audio output 8 W, external speaker required 2 W ?

Transmitter

TX-range - 20 / 40 / 80 m -
Modulations - AM   CW   SSB   -
RF-output ? 100 W ?

Connections

Antenna - - Clamps / screws + Built-in ferrite bar
Impedance 50Ω 50Ω 50 Ω
Other - - -

Electrical

Power req. 110-120 / 220-240V AC 117/230V AC, 12V DC 13.8V DC or mains
Current RX ? ? ?
TX - ? -

Physical

Manufactured Between 1947 and 1952 in USA Between 1962 and 196x in USA Between 1979 and 1983 in Japan
Dimensions 501 × 260 × 425 mm
(19.72 × 10.24 × 16.73 in)
340 × 160 × 290 mm
(13.39 × 6.30 × 11.42 in)
482 × 200 × 354 mm
(18.98 × 7.87 × 13.94 in)
Weight 29.40 kg (64.9 lbs) ? 8.00 kg (17.7 lbs) less batteries
Form factor Base Station Base Station Mobile

Other features

Memories None None ?
Usage Amateur / Ham radio operators Amateur / Ham radio operators Amateur / Ham radio operators
Features Bandspread in ham bands ? S-Meter
RF-Gain
Accessories ? ? ?
MPN NATIONAL-COMPANY-NC-000183 NATIONAL-COMPANY-NCX-000003 NATIONAL-/-PANASONIC-RF-004900