28 Jul 1927
Page 1
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This newspaper page contains 8 articles. Subscribers can read the full text of each article.
Newspaper
Elgin Echo
Location
Elgin, Iowa, United States of America
Date
Jul 28, 1927
Page
1
A Radio Broadcast Magazine article by Edgar Felix extols fully shielded receivers. It links shielding to greater selectivity, sensitivity, and amplification, listing ten principal results from compactness to reduced dust losses, while noting proper application is crucial and improper shielding can harm performance.
Older variable condensers lack built in stops allowing the dial to rotate past the indicated mark. A brass escutcheon pin acts as a stop by fitting a drilled hole opposite the indicator. Glue and set the pin to project about a quarter inch with a rounded top, ideal for Bakelite Tremler dials.
The article argues that a 100-watt station interferes up to 100 miles, a 5000-watt station up to 500 miles, and a 5000-watt station up to 5000 miles. It concludes that 5000-watt stations should not share a wavelength except on the Atlantic and Pacific coasts, and that every station above 5000 watts should get an exclusive wavelength.
An all directional coil type antenna collects signals from many directions unlike the loop antenna. The cell antenna is claimed to offer greater selectivity, though many features also apply to the overall network.
Describes a coil with very low electrical losses and strong mechanical resilience. It avoids basket weave shorting and high distributed capacity. Recommends using No 16 or 18 wire when possible and details bottle winding with gum tape strips, strings, rubber bands, and collodion coating to secure turns. Radio News.
A Melbourne studio director woke to a stopped watch and a dead clock. With no timepiece, he tuned various broadcasts and finally received Bordeaux France time signals. By calculating the difference between Bordeaux and Melbourne he determined the correct time within five minutes.
The passage discusses how mixing remedies can reduce effectiveness when they do not harmonize. It notes that using two remedies for one trouble should avoid conflict, otherwise the set itself may suffer. It also observes radio owners reluctance to admit inviting another trouble shooter, causing unnecessary grief.
Cleveland reader praises Lydia Pinkham’s Vegetable Compound for weight gain and revived strength after illness. The ad-style testimonial claims a dramatic recovery from 98 pounds to 116 pounds and renewed ability to do housework, touting the product as a health gift no wealth can replace.
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