Note
QST, Aug 1958, p. 107.
CQ, Aug 1958, p. 11.
Allied Radio catalog 1959 (issued 1958), p. 378.
QST, Mar 1962, p. 160. (close out)
The GSB-100 was a 100 watt PEP phasing type sideband transmitter. It offered AM, CW, and PM modes as well. Both sidebands were transmitted on AM. Amateur bands from 80-10 meters were fully covered.
References
Review. CQ, May 1959, p. 44.
Review. QST, Sep 1959, p. 44.
Close out: CQ, Mar 1962, p. 128.