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Newspaper
High Point Enterprise
Location
High Point, North Carolina, United States of America
Date
Jun 27, 1946
Page
16
The board of trade plans melting dollars to obtain silver for photo process use. Industrial silver shortages threaten engraving shops with shutdowns within a week.
The article explains FM frequency modulation by comparing radio waves to faster carrier waves and slower sound waves. Major Edwin H. Armstrong seeks a clear analogy for non experts, showing how sound is encoded in carrier waves and decoded by the receiver.
The article explains AM uses carrier waves 550 to 1600 kilocycles with power modulation from zero to 200000 watts and how interference like static blends with AM signals. It contrasts frequency modulation FM with AM, noting FM varies frequency within a 150 kilocycle range and presages its advantages.
A diagram series explains how sound travels from a microphone to a loud speaker showing the path for AM and staticless FM. It contrasts traditional AM transmission with the newer FM method and outlines the basic signal flow.
The text explains that in AM the carrier amplitude rises and falls with sound while frequency stays fixed, whereas in FM the sound modulates by shifting the carrier frequency, likened to an accordion, with the waveform guiding the changes.
The passage explains FM offers full tonal range from 15 000 cycles and limited interference due to 200 kilocycle channel spacing and 150 kilocycle variation. It notes FM range depends on antenna height and that receivers favor stronger signals. It adds a miscellaneous tip about wax protecting household items.
Property transfers list in Jam E Hyatt to Ralph R Lowe and multiple spouses. Includes tracts on Johnson Street West Avenue Green Street Hanover Street Wade subdivision and Emerywood with various family transfers and parcel specifics.
CHAPEL HILL nylon is produced mainly as yarn with 90 percent turned from fiber to yarn, says M. H. Bruner of E I Du Pont. He notes 30 million stockings monthly and warns demand will outpace supply for three to four years as southern chemistry expands.
The Tobacco Association of the United States convened in Raleigh to set sale openings for flux-cured tobacco belts and draft crop sale regulations for 1946. The Leaf Tobacco Exporters Association re elected officers J Ficklin H W Jackson J Don Lanier N M Schaum and elected executives H R Pettus W G Schuling L L Gravely A B Carrington E J O'Brien H R Edwards. Lanier urged exporters to spread the gospel of flue cured tobacco worldwide. The note on broccoli explains its Italian plural origin.
Brazil worries a six month ban on cotton textile exports could shrink its foreign market. Exports rose in early 1946 but the ban, extended from June to September, threatens Argentina and elsewhere. Data show 1946 first quarter shipments at 8,675 tons valued around $24.5 million with Argentina as top buyer.
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