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Last modified 2023-07-13

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National NCX-1000

A picture of National NCX-1000

SPECIFICATIONS

GENERAL
Type:Amateur HF transceiver
Frequency range: 10-80 m in eight bands
80 m:   3.5-4.0 MHz
40 m:   7.0-7.5 MHz
20 m:   14.0-14.5 MHz
15 m:   21.0-21.5 MHz
10 m:   28.0-28.5 MHz (Optonal)
10 m:   28.5-29.0 MHz
10 m:   29.0-29.5 MHz (Optional)
10 m:   29.5-30.0 MHz (Optional)
Tuning steps:Analog / continuous
Frequency stability:100 Hz after 10 minute warmup
Mode:AM / SSB / CW
Channels / memory management: None
Repeater shift / offset:No
Power supply:Mains: 117 / 234 VAC (Fixed power cord)
Current drain / power consumption:RX: ? W
TX: Max 1400 W
Antenna impedance / connector:25-100 ohm / SO-239
Dimensions (W*H*D):409*197*337 mm (16.12*7.75*13.25")
Weight:27.2 Kg (60 lb)
Other features:




RECEIVER SECTION
Receiver system: Double conversion superheterodyne
1st IF: 8.6-9.1 MHz
2nd IF: 5.2 MHz
Sensitivity:0.5 uV (10 dB S+N/N)
Selectivity:2.7 KHz (No reference)
Image rejection:60 dB
AF output power / speaker:2 W at ?% distortion / 3.2 ohm
External speaker connector:




TRANSMITTER SECTION
RF output power:

Max Pwr
AM:300 W
SSB (PEP):570 W
CW:570 W
Modulation system:
Max FM deviation (Factory set):No FM
Spurious emissions:Better than -? dB
Microphone impedance / connector:? ohm / 3-pin (1/4")
Microphone input level:? mV




MISCELLANEOUS
Manufactured:USA, 1969-197x (Discontinued)
Additional info: Rare. Allegedly, less than 400 were made.

New price 1969 in the US: $995
Related documents: Block diagram (97 KB)
RF final: 8122 beam power tube
Modifications and fixes:
Reviews:
Options / Accessories:
CXO-1
CXO-100
Crystal control adapter module
Plug-in 100 KHz calibrator