RF Cafe Software
About RF Cafe
1996 - 2022
BSEE - KB3UON
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 Internet was still largely an unknown entity at the time and not much was available in the form of WYSIWYG ...
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November 1960 Popular ElectronicsTable of Contents
People old and young enjoy waxing nostalgic about and learning some of the history of early electronics. Popular Electronics was published from October 1954 through April 1985. All copyrights are hereby acknowledged. See all articles from Popular Electronics.
Sure, there are lots of resources on the Internet for identifying various screw types, styles, shapes, and sizes, but sometimes there are so many that it can be time consuming to peruse through them all, particularly if what you are looking for is an older type. This chart from a 1960 edition of Popular Electronics might be just the thing you have been looking for when working on a piece of vintage electronic and/or mechanical gear.
Screws: Styles, Sizes and Shapes
Handy reference diagrams you can use
Metal screws are made in a wide variety of head styles, diameters, and lengths. Both stove bolts and machine screws are available in most head styles in numbered sizes from 0 to 16 and in fractional-inch sizes from 1/4" to 3/4".
Wood screws are available in a wide variety of diameters-from No.2 to No. 8- and lengths of from 1/4" to 4".
Socket screws come in numbered sizes from 4 to 10, inch sizes from 14" to 1 ", and in almost any length.
Self-tapping screws are produced in virtually any thread style and virtually any head style in a variety of lengths. Either slotted or Phillips type openings are available in sizes from No. 0 to No, 24.
Set screws come in diameters from No.4 to 1", lengths from 1/8" to 3", Both headed and headless styles are available in the point types shown.
Courtesy or Vaco Products Company, Chicago, Ill.
Posted May 25, 2014