Marked: "RCA Radiola 18 / Reg. U.S. Pat. Off. / See License Notice on Bottom." Specimen is a six tube (plus rectifier) TRF receiver employing the following tube complement: 1st RF: UX226; 2nd RF: ...

Last month we looked at the RCA Radiola 46, a lavish high end radio that went into production in the spring of 1929, about 6 months before the October market crash that began the Great Depression.

Marked on receiver unit: "Radio Receiver / World Wide Wireless [General Electric] / Licensed for Amateur and / Experimental Use Only"; on amplifier: "Detector-Amplifier / Vacuum Tube / Model AA-1400-A ...