Thunderstorms and the radio spark explained in 1930s style
The piece explains how radio sparks create electromagnetic waves that precede thunder sounds, detailing a storm formation map and regional patterns. It notes thunderstorm frequency varies by region from tropics to Gulf states, with lightning spreading radios and weather influences guiding storm development.
MENTIONED IN THIS ARTICLE
Saya ‘B. Yranels Dashiell
Radio Broadcast Magazine
Iast
Mouch
Attach Adapter for Low Waves on Super Heterodyne Receivers
Thousands of super heterodyne receivers are in use though most are built for 200 to 600 meter wavelengths. Some large centers now transmit on very low wavelengths, allowing reception when regular wavelengths fail. The simple adapter can be wound on an old variocoupler form using bakelite or cardboard.
Windlog and wire adapter details for antenna setup
The article describes using a secondary windlog and a 1 by 2 percent wire for the primary. It specifies 12 turns of 24 gauge DCO wire for both the primary and secondary, with a center tapped loop on the secondary adapter. It explains connection changes for a two lead loop and notes the antenna and ground leads attach to the posts linked to the adapter primary in Philadelphia Record.
MENTIONED IN THIS ARTICLE
Philadelphia Record
Radio Invention Aids Deaf Children to Hear
A Hull civil engineer Calvard has devised a wireless like apparatus to transmit sound to the inner ear for deaf children at a Hull deaf and dumb institution. More than 80 percent hear speech and music for the first time, though not effective for all patients.
MENTIONED IN THIS ARTICLE
Hull
England
Calvard
Rugby
Deaf and Dumb
Best Time to Improve Your Radio Antenna
The Freed Elsemann Radio service urges summer improvements to antenna systems for better summer signals and fall winter gains. Clean insulators to prevent leakage, replace dirty fiber or corroded wire, and consider glass or porcelain insulators for easier cleaning and higher efficiency.
MENTIONED IN THIS ARTICLE
Freed- Elsemann Radio Corporation
Ohms Add Up for Fixed Resistance in Series
Series resistors sum their values. parallel, the total is the reciprocal of the sum of reciprocals. Equal values in parallel yield the value divided by the count, so three 100k ohms in parallel equal 33,333.3 ohms. Three resistors 100k, 250k, and 60k in series total 410k ohms.
Vigilance Keeps Umbrella for Six Weeks
Reader notes that consistent alertness allows maintaining a single umbrella in use across six consecutive weeks, highlighting steady protection and practicality of daily carry.
Neatness dispute echoes in Willie assay remark
A brief exchange shows Willie noting an assay lacks neatness while a parent explains the need to rewrite but paw is too busy to do it properly. The fragment hints at a domestic scene around measurement and instruction without broader context.
MENTIONED IN THIS ARTICLE
Willie
Representative Swank on strikes and a Venus de Medici tale
Too Much Swank of Oklahoma comments on the English strike saying a general strike echoes a profiteer who asks for six dozen Venus de Medici statues to decorate the front yard of a Newport cottage while building plans unfold.
MENTIONED IN THIS ARTICLE
Swank
Oklahoma
Profiteer
Newport
Reckless Questioning in Trial About Christmas Day Visit
In Superior court Judge Callahan chastises attorney J Lyman Gray for a reckless question to Dr B A Gates during testimony. Gray pressed on whether a patient visit occurred on December 25, with Gates confirming it was Christmas Day. The Springfield Union reports the exchange and notes attention to the afterlife as a lighter aside.
MENTIONED IN THIS ARTICLE
J. Lyman Gray
Superior Court
City Water From Glacier At Boulder Colorado
Boulder Colorado moves to buy land from the United States government near the Arapahoe glacier fifteen miles away to supplement the town water supply from melting ice. Weather bureau notes this is the first instance of a city obtaining part of its water from a glacier in the United States.
MENTIONED IN THIS ARTICLE
Glacier
Boulder
Colo
United States
Weather Bureau
United States Department of Agriculture
Future Auto Fuel Revelation by French Scientist
Professor Charles Henry, after ten years of work, claims to have revealed the laws of catalysis governing energy production. He says future automobiles will run on hydrogen engines using catalyzed water. He adds a moral note about knowing one’s neighbor.
MENTIONED IN THIS ARTICLE
Charles Henry
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