Note
Announced QST, Aug 1964, p.107. Will be shown at Wescon in LA.
Available: QST, Sep 1964, inside back cover.
QST, Jan 1965, p. 127.
See National's notes: QST, Aug 1964, p. 107.
See National's notes: QST, Sep 1964, p. 105.
See National's notes: QST, Mar 1965 p. 99.
Mark II
QST, Aug 1965, inside back cover.
QST, Nov 1965, p. inside back cover. (mentions accessories)
See National's notes: QST, Aug 1965 p. 99.
See National's notes: QST, Feb 1966 p. 103.
See National's notes: QST, Apr 1966 p. 107.
Mark II improved??
CQ, Mar 1967, back cover. (Not referred to as the Mark II, it is called the "New 1967 NCX-5."