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National Company NCX-500

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Desktop Shortwave Transceiver

The National NCX-500 uses a matched pair of 6LQ6 final tubes.

Specifications
Type
Desktop Amateur HF Transceiver 
Frequency range RX
80-10 m 
TX
80-10 m
(USB on 20, 15 and 10 m, LSB on 80 and 40 m) 
Frequency stability
1500 Hz first 30 min, after that 400 Hz at room temperature 
Tuning steps
Filters
Receiver
Modulations
AM / CW / SSB 
Sensitivity
0.5µV for 10dB S/N in SSB 
Selectivity
SSB: 2.8 kHz (-6 dB) 
Receiver system
Singel conversion with premixed crytal-controlled HF-oscillators and tunable VFO 
IF-frequencies
Image rejection
Audio output
2W @ 3.2 ohms 
Transmitter
Modulations
AM / CW / SSB 
RF-output
AM: 125 W, SSB: 500 W (PEP), CW: 390 W 
Connections
Antenna
Klemmen / schroeven 
Impedance
40-60Ω 
Electrical
Power requirements
Mains (117 or 234 V AC ±10%) 
Current drain RX
TX
Physical
Dimensions (w×h×d)
197 × 165 × 280 mm (7.76 × 6.50 × 11.02 in)  
Weight
9.5 kg (21 lbs)  
Form factor
Desktop 
Manufactured
Between 19xx and 19xx in USA 
Other features
Memories
Usage
Amateur / Ham radio operators 
Manufacturer
National Company 
Model
NCX-500
Features
Full AGC
S-Meter
ALC 
Manuals, Diagrams and Brochures
 
None available  
 
 
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