Note
Kit form or wired.
QST, Dec 1952, p. 103.
QST, Apr 1953, p. 107. <<<<<<
QST, Jun 1953, p. 85. (SRT-120P is the transmitter and power supply together in one cabinet)
Allied Radio catalog 1954 (copyright 1953), p. 51.
QST, Mar 1954, p. 77. ("New improved 1954 model with new features.")
Allied Radio catalog 1955 (copyright 1954), p. 192.
QST, Oct 1956, p. 98. (NOS??)
