National:

Model Date Group Description
1286S 24 October 1949ReceiverPower supply
686S 24 October 1949ReceiverPower supply
HFS 24 October 1949Receiver
HRO-5A1 24 October 1949Receiver
HRO-7 24 October 1949Receiver
NC-1-10 24 October 1949Receiver
NC-108 24 October 1949Receiver
NC-173 24 October 1949Receiver
NC-183 24 October 1949Receiver
NC-2-40D 24 October 1949Receiver
NC-200 24 October 1949Receiver
NC-33 24 October 1949Receiver
NC-46 24 October 1949Receiver
NC-57 24 October 1949Receiver
NC-TV-10 24 October 1949ReceiverTV-Receiver
NC-TV-7 24 October 1949ReceiverTV-Receiver
NCL 2000 AmplifierLinear Power Amplifier
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