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This newspaper page contains 4 articles. Subscribers can read the full text of each article.
Newspaper
Emmons County Record
Location
Linton, North Dakota, United States of America
Date
Aug 31, 1922
Page
5
Local schools plan a cultural, business, and vocational education push this fall with calls for enrollment. H L Woll, superintendent of Linton High School, invites interested students to visit the office for more information. Also listed are farm lease offerings near McLaughlin SD and rail industry labor news.
The article explains resistance coupled and transformer coupled audio frequency amplifiers. It notes that resistance coupling multiplies input by about 1000 with high plate voltages, while transformer coupling offers higher gain, simpler operation, and lower plate voltage but adds noise and frequency distortion. It concludes amateurs often prefer transformer coupled amplifiers with current equipment.
British amateurs rely on radio-frequency amplification with tuned circuits, while American enthusiasts pursue regeneration and amplification of audibles and long‑distance trials. The debate pits choke coil coupled and transformer coupled amplifiers against British tuned stages, with Armstrong’s super regenerative system highlighted as a modern American lead.
Short flashes warn of slick radio solicitors selling fake company stock and glittering prospects. A Ogdensburg youth recalls a phonetic lure while advice cautions on regenerative sets and variometer spacing to avoid howling. John J. Carty earns a doctor of science at Yale as Edison era hopes for direct wireless communication fuel talk of future receivers.
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