Radio Broadcast - 1925, February - 113 Pages ... - VacuumTubeEra
Radio Broadcast - 1925, February - 113 Pages ... - VacuumTubeEra
Radio Broadcast - 1925, February - 113 Pages ... - VacuumTubeEra
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<strong>Radio</strong><br />
<strong>Broadcast</strong><br />
FIG.<br />
batteries due to differences in inter-connection in<br />
the sets. These nine points would be:<br />
Antenna 90 45 -B +A -A +C -C Ground<br />
An investigation shows that a six-pole switch<br />
can be made to do the work, because the 90 volt,<br />
the 45 volt, and the -C are all insulated in any receiver.<br />
These three points can therefore be omitted
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