Note
QST, Aug 1955, p. 129.
381
An improved version referenced in CQ, Dec 1958, p. 66. No model number provided, but is the model 381, subsequently advertised in QST, Apr 1959, p. 169. Provides selectable band switching.
381B
CQ, Feb 1963, p. 98.
QST, Apr 1963, p. 140
CQ, Feb 1964, p. 40.
CQ, Dec 1967, p. 48. (this could be an error)
References
Brief description. Radio News, Mar 1959, p. 142.
Review (381B): CQ, Feb 1964, p. 40.
