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Last modified 2023-07-09

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National NC-190

A picture of National NC-190

SPECIFICATIONS

GENERAL
Type:General coverage HF receiver
Frequency range: 0.54-30 MHz in five bands
A:   0.54-1.6 MHz
B:   1.6-4.0 MHz
C:   4.0-10 MHz
D:   10-20 MHz
E:   20-30 MHz
Tuning steps:Analog / continuous
Frequency stability:? ppm
Mode:AM / SSB / CW
Channels / memory management: None
Power supply:Mains: 105-125 VAC
Current drain / power consumption:75 W
Antenna impedance / connector:? ohm / ?
Dimensions (W*H*D):400*222*228 mm (15.75*8.75*9")
Weight:11.8 Kg (26 lb)
Other features:




RECEIVER SECTION
Receiver system: Single conversion superheterodyne (Below 4 MHz)
IF: 230 KHz
Double conversion superheterodyne (Above 4 MHz)
1st IF: 2.215 MHz
2nd IF: 230 KHz
Sensitivity:1 uV (10 dB S/N)
Selectivity: Selectable
5 and 3 KHz and 600 Hz
Image rejection:
AF output power / speaker:1 W at ?% distortion / No internal speaker
External speaker connector:3.2 ohm




MISCELLANEOUS
Manufactured:USA, 1961-1965 (Discontinued)
Additional info:
Related documents:
Modifications and fixes:
Reviews: 73 Magazine: June 1962, page 69
QST: October 1961, page 68
Options / Accessories:
NTS-3B
XCU-109
Matching speaker
Crystal calibrator