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Desktop Shortwave Transceiver
Desktop VHF/UHF Scanner / receiver
Mobile VHF Transceiver

General

HAM bands 80m  40m  20m  15m  10m  2m  70cm  33cm  ?
Freq. stability ± 50 cps per hour after warm up ? ± 5 ppm (380 Hz maximum)
Tuning steps ? 5 / 12.5 / 25 kHz 25 / 50 kHz

Receiver

RX-range 10-80 m 68-88 / 118-174 / 380-512 / 806-960 MHz (Europe) 30-75.975 MHz
Modulations AM   CW   SSB   AM   FM   FM  
Sensitivity 0.5 µV for 10 dB S/N in SSB mode 68-88 MHz: ? µV
118-137 MHz: 2 µV
137-174 MHz: 1 µV
380-512 MHz: 1 µV
806-960 MHz: 2 µV
Less than 0.5 uV r.m.s. e.m.f. for 6 dB
S/N at 1000 Hz modulation frequency and
N full deviation.
Selectivity SSB: 2.8 kHz (-6 dB) ? 300 Hz: -3 dB
1000 Hz: 0 dB
3000 Hz: -3 dB
Filters ? ? ?
Receiver system Double conversion superheterodyne Triple conversion superheterodyne ?
IF-freqs. ? 1st: 257.5 MHz
2nd: 21.4 MHz
3rd: 455 kHz
?
Image rejection ? ? > 100 dB
Audio output Requires external speaker Internal speaker ?

Transmitter

TX-range 10-80 m - 30-75.975 MHz
Modulations AM   CW   SSB   - FM  
RF-output AM: 100 W (input), SSB: 200 W (PEP input), CW: 200 W (input) ? 0.1 / 1 / 15 / 50 W

Connections

Antenna SO-239 + Clamps / screws Built-in telescopic BNC + Proprietary (military)
Impedance 25/100Ω 50Ω 50Ω
Other - - -

Electrical

Power req. Mains (NCX-A) 13.8 V DC or mains 21.5-34V DC (28V nominal)
Current RX ? 8 / 13 W 3 A
TX ? - 10 A max @ 24V DC

Physical

Manufactured Between 1965 and 196x in USA Between 199x and 199x in China (By GRE) Between 197x and 19xx in England
Dimensions 350 × 165 × 310 mm
(13.78 × 6.50 × 12.20 in)
216 × 82 × 171 mm
(8.50 × 3.23 × 6.73 in)
242 × 217 × 259 mm
(9.53 × 8.54 × 10.20 in)
Weight 10.40 kg (22.9 lbs) 1.10 kg (2.4 lbs) 22.00 kg (48.5 lbs)
Form factor Base Station Base Station Mobile

Other features

Memories None 200 channels in 1 bank(s) @ 25 channels/second 1840 channels in 1 bank(s)
Usage Amateur / Ham radio operators Amateur / Ham radio operators Military communication
Features ? ? ?
Accessories NCX-A Power supply / speaker ? ?
MPN NATIONAL-COMPANY-NCX-000005-MKII 20-9461 CLANSMAN-VRC-000353