Radio circuit with grid leak resistance explained
The article discusses how a vacuum tube radio detector uses grid leakage, grid voltage, and plate impedance to control current. It explains the effect of alternating grid potential on electron flow, the buildup and decay of grid charge, and how grid and internal plate impedances determine the optimal telephone load and current behavior in detector circuits.
MENTIONED IN THIS ARTICLE
Elena Yecuam
Tee Arid
Aera
Arid Teale
Muipieres
Jrientiat
New Radio Filter A Marvel From Electrical Science
A report on Dr Frank T Jewett and a new radio filter that separates telephone and telegraph signals. The device uses a special Alter to split frequencies into bands, enabling simultaneous transmission and reception. Ground antenna methods and station directions are noted for practical use.
MENTIONED IN THIS ARTICLE
Frank Th. Jewett
Weerborn Electric Company
Electrion Engineera
G. A. Campbell
Eniginewr
Adil
To Regulate Wave Lengths in Antenna Tuning
A damaged OCR passage discusses a variable condenser in antenna tuning to adjust wave length ranges. It notes limitations with loading coils and tuning coils and mentions regulation degree and potential conjugate adjustments.
MENTIONED IN THIS ARTICLE
Fengthen
Wuarten
Radio Telegraphy Sparks Public Interest Across Nations
A 1910s style report describes widespread curiosity about wireless telegraphy and radio codes. It notes railroads, cities like Chicago and Newark, and 84,000 deaths or injuries from trespassing on private property. The piece mentions distant broadcasts from Chile and Newark, a 4,000 mile distance, and plans for amateur radio bands up to 2 meters. It cites a Canadian government review of radio field questions and policy on wavelengths up to 2H meters for continuous wire transmission.
MENTIONED IN THIS ARTICLE
Bittelargh
Chicaga
Newark
Springfield
Maia
Iquique
Chile
South America
Ao Ale
Woessner
Belie
Ourtone
Canadien
PAYS TRIBUTE TO THE SOUTH Capt George Shuler Passes
Capt George K Shuler of Lyons New York dies after a parade honoring the South Carolina officer chosen to command Marines at the Grant memorial unveiling. Shuler, a Civil War veteran, earned the Croix de Guerre Navy Medal DSM and citations from Marshals Foch and Verwin, General Pershing, General Lejeune.
MENTIONED IN THIS ARTICLE
George Shuler
South Carolina
George K. Shuler
Lyons
N.Y
Sirylears
Grant Memorial
Thomas Cheatham
Jamat
Shuler
Marshals Foch and
Verwin
Pershing
Lejeune
San Jacinto Day Festivities Mark April 21
Texas schools and citizens observe San Jacinto Day on April 21 with communities across the state celebrating the anniversary of the 1836 battle. General Santa Anna was captured after a clash where 750 Texan troops faced about 5,000 Mexican forces. The American Legion participated in events statewide.
MENTIONED IN THIS ARTICLE
Lone Star State
San Jacinto
Texas
Battle of
Gal
Bam Houston
Santa Anna
American Legion
Colonel Houston Victory Parade Best Decorated Banner
In Anson the Legionnaires' parade entry led the scores on San Ju elito day for best decoration, earning high praise from spectators.
MENTIONED IN THIS ARTICLE
Houston
Legionnaires
Anson
Orst-prive
San Juelito
Marshal Foch Praises American Legion Spirit on U S Tour
Marshal Foch praised the cardinal friendship of the American Legion and noted the cordial greeting from thousands of Americans during his cross country journey. He said the Legion aided his 26 000 kilometer, forty five day trip across the United States with warm welcomes from the North South East and West.
MENTIONED IN THIS ARTICLE
Marshal Foch
France
Commandant de Merry
Hin Sini
Rvatine
America
American Legion
American
Marshal Peel
Observing Lee Grant Birthdays Across Nation
Ameri can Legion posts on both sides of the Mason Dixon line join in observing the birthdays of Gen V. K. Lee and Gen U. S. Grant. National Headquarters called for cross‑sectional celebrations to stress unity and national glory over sectionalism. Lemuel Bolles, adjutant, states the effort aims to unite citizens.
MENTIONED IN THIS ARTICLE
American Legion
Mason
Dixon Line
Americnna
Wille
Lemuel Bolles
Legion
Patterson Leads Veterans Bureau in Washington
Tibert A. Patterson, veteran of seventeen expeditions in the Philippines and a former Cuban army volunteer, returns to Washington to oversee the medical and relief work of the veterans bureau. Under his supervision the medical division is reorganized to ease suffering of disabled World War I veterans. He also led a member of the American Legion and was an active worker in the George Washington Post No 1.
MENTIONED IN THIS ARTICLE
Viilippines
Wolme
Packentham
Tose
England
Bettie Expeditionary
Chateau Therry
Gol
Tibert A. Patterson
Washington
Veterans’ Bureau
Patterson
Kureau Hay
Einter
American Legion
George Washington Post
Washtingen
German Radio Speed and Cipherbreak Revealed
An Allied operator using triangulation sped up a German message to Africa via a dictaphone and wax cylinder, then slowed it for transcription. The breakthrough allowed decoding of German wartime communications and aided transcribing press messages from Europe to America.
MENTIONED IN THIS ARTICLE
Bole de Bologne
Mademoiselie
Menaages
Germany
German East Africa
Bia Staton
Africa
Plans for the Next War Promotes Military Training Corps
Henry J. Reilly leads plans for a Military Training Corps Association to train officers. A former brigadier general in World War I, he helped form the American Legion in Paris and now edits National Service. He aims to open civilian training camps with regular hours and exercise. The effort could merge with his Army and Navy Journal editorship.
MENTIONED IN THIS ARTICLE
Henry J. Reatty
Mr. Reiily
Military Training Corps Association
American Legion
Paris
Carrying On With the American Legion
Auxiliary units have now adopted every ward in the war hospital at Orowa NG. The last orphan ward was taken over by the Legion. In Seattle protests rise over salary cuts for Seattle teachers. The Spencer Indiana post reports it kept several would be citizens from naturalization. A Minnesota camp for released convicts on Lake Minnetonka is run by the American Legion and the Minneapolis Council of Social Agencies. Previously the camp operated through the summer season.
MENTIONED IN THIS ARTICLE
Orowa
N.gc
Thei
Seattle
Wash
American Legion
Legion
Spencer
Han
Minnesota
Lake Minnetonka
The
Minneapolis Council of Social Agencies
Veterans’ Bureau
Cooling System Essentials for Preventing Engine Overheat
An old guide explains that proper water circulation and strong air flow are vital to prevent engine overheating. It stresses ample water, continuous radiator airflow, and correct fan operation, noting risks from insufficient cooling such as warped cylinders and damaged piston walls.
MENTIONED IN THIS ARTICLE
Gma
Sime Utne
Hom
Newspapers Mend Mudhole Guidance For Vehicles
Instructions on using old newspapers to improve traction in mud. Advises carrying four newspapers, placing them in pockets or under tires, to help wheel release. Warns against speeding engine and jumping the clutch as it will spin wheels and dig deeper into mud.
Car Troubles Warn of Backfire Fire Risk in Cold Weather
A vintage safety note warns that improper carburetor maintenance during cold wether can cause backfire flames. Backfires may emerge from the air intake if the fuel mix is rich, risking ignition near the carburetor. Regular cleaning of drip-pan and carburetor, plus choking during start, are advised to prevent fires.
MENTIONED IN THIS ARTICLE
Matmhobile Bros
Nico Ty
Simple Remedy for Rattling Auto Doors
Popular Mechanics describes a hinge bending fix to quiet door rattle in light cars. By bending the hinge slightly with a wrench and a pad to prevent marring the palace the door opens easier as the catch releases. This method reduces play between door and frame after running.
MENTIONED IN THIS ARTICLE
Nike
Popular Mechanics
Temperature and engine efficiency in hot operating conditions
The text argues for keeping engine temperature near the boiling point of water to avoid gasoline condensation and cold oil wear. It emphasizes that hot engine parts expand and reach proper temperature quickly, with radiator shutters and a motometer as standard equipment to prolong life and ensure steady performance.
Automobile Maintenance Guide for Early Cars
This fragment outlines basic upkeep steps for vintage vehicles. It covers tightening the fan belt testing wheel wobble inspecting the engine for carbon ensuring moving parts are lubricated checking tire condition and cleaning the cooling system while warning against using hard water in cooling.
German car with rear motor showcased in Berlin
Berlin actress and theater owner Frouielu Trude Hesterburg is seen departing in a car with a rear mounted motor. The vehicle, tied to the Wilde Ruling theater figure, features a rapier style drop shape and targets the Markische Seen area, a popular riverside spot near Berlin.
MENTIONED IN THIS ARTICLE
Frouielu
Trude
Also Mentioned on This Page
RADIO
Orion
Alt
Uslig
Ican Legion
Moe
Karen Levin
San Jacinto Day
Anson (Tex
Foch
Robert A. Patterson
Medical Division of
Bureau
Military Training Campa Association
Alindaga
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