Note
Kit only
QST, Oct 1956, p. 148.
QST Jun 1962, p. 131.
QST, Feb 1968, p. 5.
QST, Mar 1969, p. 5.
QST, Mar 1970, p. 5.
QST, Mar 1977, p. 114. (called the AC-1T) ( This is "overstock, display, discontinued" ad. Still it was possible to buy an NOS AC-1 seven years after they stopped making them.
The AC-1 was aimed squarely at the Novice market. It operated on 80 and 40 meters using plug-in coils. Power input to its 6V6 crystal oscillator was 15 watts. The kit transmitter had a pi-network tank circuit.
References
Review. Popular Electronics, Jun 1957, p. 75.