Note
QST, Jan 1937, p. 93.
Radio Craft, Mar 1937, p. 541. (new product announcement)
Allied catalog 1938, p. 117.
Lafayette catalog number 78, p. 157.
Uses the RCA 913 CRT. Its circuit was similar to National’s larger CRO oscilloscope but had a tiny 1 inch display.
References
Brief description. Sep 1937, p. 187.
