Note
CQ, Mar 1964, p. 87.
Comaire Electronics of Ellsworth, Michigan was owned by Doug DeMaw, W1FB, a technical guru who had a long association with ARRL headquarters. The LM-6N2-C was an antenna matchbox for 6 and 2 meters. It matched an unbalanced transmitter output to both balanced and unbalanced loads. The matchbox had a built-in SWR bridge and meter.