Note
First product.
QST, May 1974, p. 144.
QST, Dec 1974, p. 141. ("now over 1000 on the air")
QST, Jan 1975, p. 158. (Atlas 180M - modified for MARS)
The Atlas 180 covered 160, 80, 40, and 20 meters. The solid-state SSB/CW transceiver ran 180 watts input. The 180M version includes MARS operation.