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Last modified 2023-07-12

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National NCX-200 (200)

A picture of National NCX-200 (200)

SPECIFICATIONS

GENERAL
Type:Amateur HF transceiver
Frequency range: TX: 10-80 m
RX: 10-80 m
Tuning steps:Analog / continuous
Frequency stability: 1.5 KHz in first 30 minutes after 5 minute warmup
Long-term stability nominal 400 Hz in room ambient conditions
Mode:AM / SSB / CW
Channels / memory management: None
Repeater shift / offset:No
Power supply:External PSU (9-pin Jones connector)
Current drain / power consumption:RX: ? W
TX: Max ? W
Antenna impedance / connector:40-60 ohm / SO-239
Dimensions (W*H*D):467*157*279 mm (18.38*6.19*11")
Weight:6.81 Kg (15 lb)
Other features:




RECEIVER SECTION
Receiver system: Single conversion superheterodyne
IF: 5.2 MHz
Sensitivity:SSB: 0.5 uV (10 dB S/N)
Selectivity:2.8 KHz (No reference)
Image rejection:
AF output power / speaker:2 W at ?% distortion / No internal speaker
External speaker connector:3.2 ohm




TRANSMITTER SECTION
RF output power:

Max Pwr
AM:30 W
SSB (PEP):120 W
CW:120 W
Modulation system:
Max FM deviation (Factory set):No FM
Spurious emissions:Better than -? dB
Microphone impedance / connector:Hi-Z / 3-pin (1/4"-jack)
Microphone input level:? mV




MISCELLANEOUS
Manufactured:USA, 1966-196x (Discontinued)
Additional info:New price 1966 in the US: $359
Related documents: User manual (1.6 MB)
RF finals: Two 6JB6
Modifications and fixes:
Reviews:QST: December 1967, page 50
Options / Accessories:
AC-200
NCX-A
XCU-27
AC power supply
AC power supply and speaker
Plug-in crystal calibrator