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TRF radio with regenerative reaction. 1 RF stage, 2 LF stages.
For reception on shortwave (18-55 meters), medium wave (200-600 meters) and long wave (800-2000 meters). Cabinet made of brown flamed Bakelite. Knobs from left to right: feedback, tuning, volume. Below the tuning knob is the wavelength switch. Two lights rotating together with the indicators illuminate the station names through a lens. The knob on the right side controls the sound.
Data  
Serial number: 8460
Dimensions (whd): 35,5 45 25 cm
Made in: 1933
Purchased in: 2007
Voltages: 110, 125, 150, 220 and 240 volts
Valves  
Click on a valve for more information

Circuit

What was broadcast in 1933?

 

Listen to a 1933 radio commercial from German firm Werner & Mertz for Erdal shoe polish

Inside
Bottom view
Advertisement for the wooden version of the Weltklasse Behind the fixed dial there are two lamps rotating together with the indicators. A small horizontal lens concentrates the light into a thin line.

This page was last edited on 27.04.2019