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 ...
All trademarks, copyrights, patents, and other rights of ownership to images and text used on the RF Cafe website are hereby acknowledged.
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November 1935 Radio-Craft[Table of Contents]
People old and young enjoy waxing nostalgic about and learning some of the history of early electronics. Radio-Craft was published from 1929 through 1953. All copyrights are hereby acknowledged. See all articles from Radio-Craft.
In the mid 1930s, hand-assembled products were by far the rule rather than the exception for most products be they electronics, furniture, appliances, automobiles, or toys. Many people lament - even curse - the advent of machine automation in production, but the fact is for the vast majority of things the consistency and quality of the finished component is typically much greater. Toiling at the same task, in the same location, day after day, gets unbearable very quickly for someone like me who likes to accomplish a particular job and then move on to something new - even if 'new' is defined as the same type of endeavor but with different materials. There are many people, thankfully, who do not mind monotony and prefer its lack of constant challenge to employment that requires constant new challenges.
There are two vintage videos at the bottom of this page that show vacuum tubes being manufactured.
Posted September 7, 2015