Radio equipment for your automobile debut
San Francisco April 14 tests of a motor car with a radio transmitter and receiving apparatus were conducted successfully. The antenna is supported on two folding posts that lie along the car’s side when not in use. A sound-amplifying attachment on the right greatly enhances volume, and during tests an orchestra miles away could be heard by passengers while the car ran at 80 miles per hour. A message from Massachusetts was received.
MENTIONED IN THIS ARTICLE
San Francisco
Fiy
Massachusetts
Duncan Explains Spark Gaps and Oscillation Transformers
Radio expert Duncan outlines how spark gaps discharge condenser energy as radio frequency oscillations and how an oscillation transformer transfers energy to the antenna circuit. He notes gaps use about five volts, with up to 17 gaps at 20,000 volts, and explains effects of inductance and capacitance on oscillation frequency.
MENTIONED IN THIS ARTICLE
R. IL. Duncan
Radio Institute of America
Preyvens Jeskagg
Sparkin
Radio Primer Short Circuit
An explanation of a short circuit in electrical terms. Describes intentional or accidental conductor contact across a generator, causing a circuit to shorten. Notes that two bare conductors touching allow current to flow in opposite directions, creating a short.
Academy of Labor Opens for Workers in Germany
BERLIN April 13 Frankfort has taken the initiative to establish an Academy of Labor, the first of its kind in Germany, offering training for workers from unions with state and university support. Seventy two students from diverse backgrounds enrolled for the first year, learning in a format with lectures followed by public forums, aiming to train trade union leaders while keeping politics out of the core program. The main challenge is the students’ prior lower education, hindering a 16 hour monthly course across many subjects.
MENTIONED IN THIS ARTICLE
Berlen
Frankfort
Academy of Labor
Germany
Cooper Union Public Foruma
Rand
New York City
Harding Faces House Attack Over War Contracts
Washington April 14 President Harding backs Attorney General Daugherty and War Secretary as Republicans accuse the government of overpayments on war contracts. The case centers on a claimed 9.186 million dollars linked to Lincoln Stater Company and Motors Company assets. A Detroit filing deadline is set for April 20 amid negotiations with creditors.
MENTIONED IN THIS ARTICLE
Washington
Harding
Daugherty
House
White Hall
Casa
Woodruff
Michigan
Johnson
North Dakota
Repubiicans
Ayaine
Lincoln Stater Company
White House
Harold A. Winmons
Detroit Trust Company
Tiassetditch
Motors Company
Henry Ford
United States District Court of Detroit
Umit
Fall River Stewardess Dies as Steamer Docks
Boston April 1. Mrs. Mary Hayesow of Boston a stewardess on Wall River line steamships for 18 years died aboard the steamer Providence on arrival after suffering an acute indigestion attack. The line's crew conveyed her from the vessel.
MENTIONED IN THIS ARTICLE
Fall River
Boston
Associated
Frery
Mary Hayeow
Mass
Wall River Line
Providence
Sue
Also Mentioned on This Page
Duncan
Radio Primer
School of Labor
New York
Betty Brown Bakery
Fairfield
Justice Dept
Secretary of War
Broad and John Sts
Bridgeport
Hadley
America
New England
Hadley’s
Woodmont
Whitney
Imperial
Reece Salt
Regal
Fou Rees Diatt
Unti
Ftteon Inchey
Axminster
Crawford
A. B
This is just the beginning! Our collection holds over 300 years of history, including rare newspapers, obituaries, marriage records, birth records, and so much more—most of which you won’t find anywhere else!