Note
QST, Jul 1961, p. 161.
Allied Radio catalog 1962 (copyright 1961), p. 277.
CQ, Aug 1961, inside back cover.
QST, Jan 1963, inside back cover.
QST, Dec 1963, inside back cover.
QST, Jan 1964, inside back cover.
Allied Radio catalog 1965 (copyright 1964), p. 328.
Allied Radio catalog 1966 (copyright 1965), p. 362.
The NC-190 featured National’s “Cosmic Blue” finish.The 10-tube, double-conversion receiver had selectable ham or SWL band-spread dials. It tuned from .54–30 MHz and had IFs at 2215 and 230 kHz. The second IF incorporated National’s Ferrite Filter. Two separate band spread dials available with a front panel selector. See CQ, Jun 1961, inside back cover.
References
Review. Popular Electronics, Sep 1961, p. 64.