In the circuit we have a way to take advantage of the output stage of a tubed radio in an intercom. The circuit is from a 1948 documentation. The maximum distance between stations depends on the cable losses.
Radio as intercom (T1235E)
In the circuit we have a way to take advantage of the output stage of a tubed radio in an intercom. The circuit is from a 1948 documentation. The maximum distance between stations depends on the cable losses.
