2506/4260
Every University, College and High School should have this set. We are not exaggerating. Spark gap, oscillation transformer, plate glass condenser, switch, transformer.
Published in the 1917 Sears-Roebuck electrical experimenter's / radio catalog (an early one, indeed).
Source: Magazine collector Steve Davis
Restoration by: magscanner
- Created on
- Tuesday 16 November 2010
- Posted on
- Tuesday 16 November 2010
- Tags
- arc, power, station, transmitter
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