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This newspaper page contains 4 articles. Subscribers can read the full text of each article.
Newspaper
Elgin Echo
Location
Elgin, Iowa, United States of America
Date
Nov 11, 1926
Page
1
The article explains how different wattmeter openings affect needle readings, noting a 45 volt indication on two meters that appear equal but differ in accuracy due to deviations from a theoretical standard and excessive losses. It emphasizes the role of accurate voltmeters in safe operation and current limits.
A note warns that only pure resin flux should be used for soldered joints and tests indicate issues with flux leakage. The advisory states such flux should not be used on radio work and emphasizes proper material selection for electronics repair.
Static is caused by lightning flashes often hundreds of miles away. The flash sets up a train of waves which strike a receiving antenna and interfere with reception. No device has been discovered yet to eliminate static interference in ordinary radio receivers.
The article describes the traphonic audio system using grid impedance to eliminate transformer coupling. It claims higher amplification, fourfold power compared with transformers, and constant gain across frequencies. Also notes wiring practices and radio wave observations.
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