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National's first solid state receiver New price 1965 in the US: $1295 (without options)

General characteristics

HAM bands
?
Frequency stability
?
Tuning steps
?
Memories
?

Receiver

RX-range
0.005-30 MHz (60×500 kHz bands)
Modulations
AM   CW   SSB   FSK  
Sensitivity
0.5-30 MHz:
AM: <2 µV (10 dB S/N)
SSB/CW: <1 µV (10 dB S/N)
0.005-0.5 MHz:
25-200 µV (10 dB S/N)
Selectivity
?
Filters
?
Receiver system
Triple conversion superheterodyne
IF-frequencies
1st: ? MHz
2nd: ? MHz
3rd: 230 KHz
Image rejection
0.5-30 MHz: 80 dB average, 50 dB minimum
Audio output
?

Connections

Antenna
Hi-Z
Impedance
50 Ω
Other
-

Electrical

Power requirements
11-16V DC or mains 115/230 VAC
Current drain RX
?
TX
-

Physical

Dimensions (w×h×d)
420 × 195 × 320 mm (16.54 × 7.68 × 12.60 in)
Weight
14.50 kg (32.0 lbs)
Form factor
Base Station
Manufactured
Between 1964 and 1972 in USA

Other features

Usage
Amateur / Ham radio operators
Features + options
-
Accessories
-
RigReference ID
3617
MPN
NATIONAL-COMPANY-HRO-000500

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New and second-hand prices

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