Note
Announced but not yet avaialble: QST, Oct 1950, pp. 78–79.
Progress report: QST, Apr 1951, p. 2.
Shipments begin: QST, Oct 1951, p. 2.
KW-1 power amplifier: QST, Nov 1951, p. 2.
Walter Ashe catalog, 1954, p. 4.
The transmitter was designed with everything–exciter, amplifier, modulator, and power supplies–in one 5 1/2 foot rack, although the exciter could be removed for desktop operation. Input to the 4-250A finals on CW, AM, and NBFM was 1 kilowatt on the 160 through 10 meter bands.