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Newspaper
Vernal Express
Location
Vernal, Utah, United States of America
Date
Jul 07, 1922
Page
5
This note explains common receiver faults open circuit short circuit and leakage. It guides testing with a 110 volt extension cord buzzer or lamp and cautions on crystal detector cleaning and avoiding skin oil. It covers ground testing antenna leakage and checking telephone receivers for continuity and diaphragm issues.
Radio Inspector I I Schmidt urges amateurs to follow regulations to avoid distortions. A 15 cent copy of rules from the Government Printing Office guides minimum power use, 200 meter wavelengths, and proper calling etiquette to prevent clutter and misuse.
The article advises raising the flat top aerial by five to ten feet to strengthen signals and adding a variable condenser to the secondary or primary of a loose coupler to filter undesired signals. It notes poor contact on tuning coils, suggests soldering a flexible wire to sliders, and recommends extending spreaders for multi wire aerials while keeping proper spacing for best results.
Aerials should be grounded to an outside ground with a copper wire no smaller than No. 4 or larger. Do not use water gas or steam pipes inside the property as grounds. Grounding inside can cause fire and loss of life if ever used.
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