K. Morehouse, Schenectady, N. Y. A. The two diagrams shown herewith illustrate two different types of wireless record players ... For earphone operation the audio stage uses impedance coupling as shown. ... For super-regeneration control a potentiometer of 200, 000 ohms is employed. ... Jl a Single circuit closing jack Wants Good Antenna ^ In looking ozvr many of the magazines I have failed to find ananbsp;...
Title | : | Short Wave Craft |
Author | : | |
Publisher | : | - 1939 |
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