Vacuum Tube Detector in Radio Receiver Circuit
The article discusses how a three electrode vacuum tube functions as a detector in a simple radio receiver. It details wiring of plates grids and filaments with B A and C batteries, explains grid biasing and the effect of grid signal on plate current, and notes practical use of the C battery and potentiometer in adjusting detector action.
Reeded text on tube grid current and pentode operation
The passage discusses tube flow via the plate circuit and the grid potential to operate a pentode. It notes the grid condenser allows AC to reach the grid but blocks grid charge from reaching the filament. It mentions a high resistance path of about 2000 ohms affecting charge leakage.
MENTIONED IN THIS ARTICLE
Vince
Early Experiments With Electric Light Wire Radio Reception
Report summarizes attempts to use a single long electric light wire as an aerial for radio reception. Instructions describe fuse size, a two-blade attachment plug, and wiring from the socket to the antenna post while noting variable signal results and cautions about isolation from house wiring.
MENTIONED IN THIS ARTICLE
I. Ee
Attechment
Wireless amateurs face limits on air practice in Britain
The article reports that England’s amateur wireless operators struggle as government restrictions hinder practice. It notes Secretary Hoover's idea of detection stations to locate interruptions and stop trouble. The London Daily Mail cites only a few thousand authorized UK amateurs and blames hampering rules and old army navy officials for slow growth.
MENTIONED IN THIS ARTICLE
Lukes
Tevetytas
Maredess
Loover
England
United Kingdom
London Daily Mail
Army
Navy
Housing the Sows Save the Pigs and Profit in Hog Barns
William A. Radford offers free farm building advice to readers from Chicago on constructing a gable-roof hog barn. The article stresses warm, ventilated, sunlit housing with concrete foundations and central feeding, noting lower piglet losses and higher profits when sows farrow in proper facilities.
MENTIONED IN THIS ARTICLE
William ”A. Radford
William A. Radford
Prairie Avenue
Chicago
Ill
Odd Moments of Learning in Historical Keepsakes
The passage recalls figures like Martin Luther and Sir Walter Raleigh who used idle moments to pursue study and travel, noting Luther’s Bible work and Raleigh’s Tower of London years as contexts for authorship. It also mentions Dr Burney and Elihu Burritt mastering languages, and a printer’s error turning an advertisement into a profane phrase due to a misread dam.
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Martin Luther
Darte
Wiel Ashed
Cicere
Piv
Walter Ralch
Tower of London
Doctor Burney
Elihu Burritt
Cliss
Deceived Printer Fumbles In Typing Advertiser’s Dam
The Deer Park Union recounts a printer’s error on an advertisement for Deer Park Hardware. The ad titled A Tinker's Dam described the Columbia River flood, but the printer assumed different meaning, creating unwitting offense to the advertiser.
MENTIONED IN THIS ARTICLE
Deer Park (Wash
Deer Park Hardware Company
Columbia River
Moths Prefer Tissue Paper in Closet Findings
A Santa Ana resident notes moths avoiding clothing and feeding on tissue paper in a closet. He observed tissue scattered around the space and that the insects had eaten much of the paper but left the garments intact, suggesting a preference for tissue over fabric.
MENTIONED IN THIS ARTICLE
Carl H. Wnaufnninn
Santa Ang
Cal
Popular Mechanics
Deadhead Who Sought Freedom in a Comedy Theater Incident
An eighties Comedy theater episode recalls a man leaving his seat to submit a counterfeit pit pass marked Complimentary. He declares he will not pay compliments and offers a half crown to receive a pit ticket so he can hiss. The London Daily Chronicle reports the scene.
MENTIONED IN THIS ARTICLE
Comedy Theater
London Daily Chronicle
Punishing Speeding Becomes Hard Labor Threat
Quoted lines warn that speeding penalties may include hard labor and job prospects grow dim for offenders. Mentions of labor terms and deterrence appear amid broader social commentary on punishment and employment.
Auto Driver Robbed While Changing Tire
A motorist was held up and robbed during a tire change. The incident highlights street dangers and prompts questions about incident details and police response.
Bandits Avoid Retail Meat Profiteer Target
The text notes that bandits have shown discretion by not yet tackling a retail meat profiteer, suggesting caution or selective targeting amid a volatile security environment.
Silence on rural telephones spurs a graduation prank
In Sullivan county a story from the Indianapolis News recounts a graduate whose gift from his girl and neighbors triggered a six-ring audience. He praised all senders, only to discover the town’s shared line tapped by six other listeners before he spoke to the girl.
MENTIONED IN THIS ARTICLE
Sullivan County
Indianapolis
Central
Ad for Red Cross Ball Blue Laundry Ad
Short advertisement urges mothers to use Red Cross Ball Blue in laundry for a dainty well groomed appearance for girls.
Frauds of the Temple of Health Doctor in London
The English faker known as Doctor Graham opened a Temple of Health in 1779 London offering a celestial bed as a miracle cure. He advertised a syndicate of electrical terms, charged patrons 2 5 0 and later 3 9 2 5, and profited as a skilled stage-manager turning the bed into a lucrative deception.
MENTIONED IN THIS ARTICLE
Doctor Graham
London
Denton
Dector Grahan
Graham
Cuticura Talcum Ad Promotes Trio Beauty Powder
An advertisement urges purchase of Cuticura Talcum as part of the Cuticura Trio Soap Ointment and Talcum. The fine powder claims to enhance face skin and baby care and to render other perfumes unnecessary. Available at 25 cents everywhere.
No Peace for Umpire as Fans Attack At Game
A hostile crowd of about 20,000 fans surged to attack the umpire after a called strike. They hurled bottles and cushions, shouting robber and thief, before he escaped home despite the riotous scene. His wife later criticizes his performance at dinner.
MENTIONED IN THIS ARTICLE
Bill
Snappy quips on science, gender, and world affairs
A collection of witty lines about women and snakes, the Garden of Eden myth, diet and film fame, German Russian relations, and a joke about washing dishes. The remarks mix humor with social observations and political context.
Jerusalem to the North Flight Delivers Mail and Passengers
A plain note recalls a regular Jerusalem to the northward air route carrying mail and passengers. The seventh crusade reference and talk of the Holy Land appear in a Life column snippet describing historical and religious imagery.
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Mount of Olives
Jordan
Jerusalem
Biely
Vo Centures
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