Note
QST, Dec 1948, p. 84.
Allied Radio catalog 1951 (copyright 1950), p. 143.
QST, Jul 1954, p. 144.
QST, Apr 1956, p. 152.
QST, May 1958, p. 129.
Allied Radio catalog 1959 (issued 1958), p. 380.
Output at 1500 kHz.
References
Brief description. Radio News, May 1949, p. 90.