Note
QST, Apr 1955, p. 99.
QST, Oct 1955, p. 93. (a version made for 6 meters)
Walter Ashe catalog 1957 (probably issued in 1956), p. 8.
QST, Jul 1956, p. 99.
QST, Sep 1957, p. 101. (new versions in white)
Allied Radio catalog 1958 (copyright 1957), p. 272.
Allied Radio catalog 1959 (issued 1958), p. 380.
Allied Radio catalog 1960 (copyright 1959), p. 393.
Separate units available for 2 and 6 meters. These amplifiers increased the output of the Communicator to 50–60 watts. It matched the Communicator in style and size and could be driven by other low-power 2 and 6 meter transmitters as well. It used push-pull 826 triodes.
New versions (3211, 2 meters, and 3212, 6 meters) in "alpine white" with knobs in "gun metal blue" announced in September, 1957. See QST, Sep 1957, p. 101.