Search RFCafe.com                           
      More Than 17,000 Unique Pages
Please support me by ADVERTISING!
Serving a Pleasant Blend of Yesterday, Today, and Tomorrow™ Please Support My Advertisers!
   Formulas & Data
Electronics | RF
Mathematics
Mechanics | Physics
     AI-Generated
     Technical Data
Pioneers | Society
Companies | Parts
Principles | Assns
 About | Sitemap
Homepage Archive		         Resources
Articles, Forums Calculators, Radar
Magazines, Museum
Radio Service Data
Software, Videos		      Entertainment
Crosswords, Humor Cogitations, Podcast
Quotes, Quizzes
   Parts & Services
1000s of Listings		  Vintage Magazines
Electronics World
Popular Electronics
Radio & TV News
QST | Pop Science
Popular Mechanics
Radio-Craft
Radio-Electronics
Short Wave Craft
Electronics | OFA
Saturday Eve Post
Software: RF Cascade Workbook
RF Stencils Visio | RF Symbols Visio
RF Symbols Office | Cafe Press
Espresso Engineering Workbook

Aegis Power  |  Alliance Test
Centric RF  |  Empower RF
ISOTEC  |  Reactel  |  RFCT
San Fran Circuits
Exodus Advanced Communications Best in Class RF Amplifier SSPAs

ConductRF Phased Matched RF Cables - RF Cafe

Copper Mountain Technologies (VNA) - RF Cafe

Please Support RF Cafe by purchasing my  ridiculously low-priced products, all of which I created.

RF Cascade Workbook for Excel

RF & Electronics Symbols for Visio

RF & Electronics Symbols for Office

RF & Electronics Stencils for Visio

RF Workbench

T-Shirts, Mugs, Cups, Ball Caps, Mouse Pads

These Are Available for Free

Espresso Engineering Workbook™

Smith Chart™ for Excel
Innovative Power Products Cool Chip Thermal Dissipation

March 1940 QST
Table of Contents

March 1940 QST

March 1940 QST Cover - RF CafeTable of Contents

Wax nostalgic about and learn from the history of early electronics. See articles from QST, published December 1915 - present (visit ARRL for info). All copyrights hereby acknowledged.

Join the ARRL Today! - RF CafeVisit the ARRL website today for a complete digital archive of QST and their other publications.

 

March 1940

Vol. XXIV, Number 3

 

Winning the National Radio Control Meet, by Wm. E. Good, W8IFD 24
The Ionosphere and Radio Transmission 32
Blonde QRM: A Story, by Harry Otis Brunn, Jr. 48
A Stationary Reversible Beam, by Walter J. Stiles, Jr., W8DPY 56
Checkers by Radio, by Amos Utterback 80

 

March 1940 QST Table of Contents - RF Cafe

 

Posted October 19, 2015
Innovative Power Products Cool Chip Thermal Dissipation

About RF Cafe

Kirt Blattenberger - RF Cafe Webmaster

Copyright: 1996 - 2025
Webmaster: Kirt Blattenberger,
   BSEE - KB3UON - AMA92498

RF Cafe began life in 1996 as "RF Tools" in an AOL screen name web space totaling 2 MB. Its primary purpose was to provide me with ready access to commonly needed formulas and reference material while performing my work as an RF system and circuit design engineer. The World Wide Web (Internet) was largely an unknown entity at the time and bandwidth was a scarce commodity. Dial-up modems blazed along at 14.4 kbps while tying up your telephone line, and a lady's voice announced "You've Got Mail" when a new message arrived...

Copyright  1996 - 2026

All trademarks, copyrights, patents, and other rights of ownership to images and text used on the RF Cafe website are hereby acknowledged.

My Hobby Website: AirplanesAndRockets.com

My Daughter's Website: EquineKingdom


Anatech Electronics RF Microwave Filters - RF Cafe

Werbel Microwave (power dividers, couplers)