Vacuum tubes as radio detectors and electron theory
Readers are urged to clip this radio column for reference. The article surveys vacuum tube uses as detectors amplifiers and oscillators, explains electron emission from heated filaments, and describes how electrons move between filament and positively charged plate to yield current. It covers atomic structure, ions, and how temperature and plate voltage affect electron emission and current.
MENTIONED IN THIS ARTICLE
Radiotron
Au Fon
Seriotron
Frisco Talks to Honolulu Veiled Rail Plans
Fragmented OCR text mentions San Francisco Presidio project, construction roles, and new station ideas amid hazy references to Honolulu and global implications. Key entities unclear due to garbled source.
Handling Vacuum Tubes With Care and Precision
Voyeu Tammie advises careful handling of vacuum tubes in the Pye receiver. Do not knock the tubes. if elements are broken, replace them. A good method is to support the tubes with the plug sockets slightly below the emitter point to protect the lamps and maintain set integrity.
MENTIONED IN THIS ARTICLE
Eritiem
Amateur Radio Practical Tips From Early Circuits Manual
Advice for amateurs on voltages and detectors in radio receivers notes one control suffices for plate voltages, emphasizes critical detector tubes with efficient potentiometers, and compares broadcast reception to code signal collection. It discusses single wire reception, battery issues, vacuum tube types, radio wave speed, wavemeters, grounds via gas or water pipes, and lighting protection by grounding antennas when idle.
Note Book Habit Great Help in Home Making
Harrison County farm woman Mrs Curtis Reeve explains how keeping a notebook aids home making. She cites Christmas gift logs, size lists for children, school help with stories and current events, clipping ads, books and Bible stories, and storing comforting verses. The habit enhances education, sympathy, and community service.
MENTIONED IN THIS ARTICLE
Curtis Reeve
Harrison Co
Irrigon County
Towa
Harrison County
Cur
Jefferson Township
Nccess
John No
Women Learn Home Dressmaking in Cedar County
Tipton Iowa Cedar county farm women numbering over a hundred attended a series of seven meetings recently focused on teaching home dressmaking. Demonstrations were given by Miss Heifner and Mrs Hatamn.
MENTIONED IN THIS ARTICLE
Tipton
Cedar County
Farm Women Active in Farm Bureau Meeting Iowa
Iowa farm women are taking active roles in Farm Bureau work. At a Des Moines assembly, the State Federation named ex-officio members of the state executive committee from each district, including Mrs. I Lee Davis Montrose and others from Davenport Mason City Grinnell Nevada Mt. Ayr Logan Correctionville and Dayton.
MENTIONED IN THIS ARTICLE
Ames
Farm Bureau
Iowa
State Farm Bureau Federation
Des Moines
I. Lee Davis
Montrose
Don Seaman
Davenport
W. M. George
Janesville
Wm. Bouck
Mason City
W. A. Tanner
Palo Alto
Clarence Decatur
Grinnell
Jacob Solberg
Nevada
Howard Leason
Mt. Ayr
Eugene Cutler
Logan
van Bloom
Dayton
John Wilkin
Correctionville
Elsworth Township Poultry Club Holds Successful Meeting
The Elsworth Township Poultry Club held a regular meeting Monday afternoon at the Bird Williams home which was a big success. The club plans monthly summer meetings to study feeding care housing and judging and culling of poultry.
MENTIONED IN THIS ARTICLE
Elsworth Township
Bird Williams
Lincoln Township Farm Bureau Meeting at Dolliver
The Lincoln township Farm Bureau meeting at Dolliver Thursday evening was a success. M. C. Peterson spoke on Care of Cream on the Farm and shared profitable experiences in cream handling. He noted better care could raise local cream prices.
MENTIONED IN THIS ARTICLE
Lincoln Township Farm Bureau
Dolliver
M. C. Peterson
Also Mentioned on This Page
Geren
Ure Il
Frisco
Honolulu
New Radio Stat
Presidio
Aroun
the Globe
Presidio San Francis
San Francisco
Sciitar
Salt
Piresielin
Podicprones
Cerman
Steen
United States
H. J. Metcalf _ Logan
Farm Bureau Movement
National Trust
J. Hansen the ‘Tailor
Iowa Savings Bank
Estherville
Lowa
Ellsworth Township
Poultry Club
Kuppenheimer
B.K& CO
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