This time we're going to modify our last glider to make it RC, with a micro motor so we can have a lot more fun flying for up to 7 minutes. This balsa wood airplane / glider was made in a previous ...

Westinghouse model RC radio receiver, consisting of coupled type RA receiving tuner and type DA detector-amplifier. Marked on tuner plate: "Westinghouse Receiving Tuner / Type RA / Wavelength: 180-700 ...