Thursday, April 28, 2022

Shortwave and Numbers Stations in 2022 (video)

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Thanks to Rogier PA1ZZ for sending this to me.  
Wednesday, April 27, 2022

The Story of Television (Sarnoff's Version) -- 1956 Film

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Of course, this has to be taken with a huge grain of salt.  "General" Sarnoff sits there and claims that Vladimir Zworkyin "i...
Tuesday, April 26, 2022

Level UP EE Lab Builds a Superhet Receiver

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I was really glad to have stumbled across Darren's YouTube channel:  (46) Level UP EE Lab - YouTube Heck, he has an S-38E on the shelf a...
2 comments:

Words of Wisdom on Which Tools to Buy

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Also interesting are Van Neistat's thoughts on workshop design:  https://www.youtube.com/watch? v=r8bzWKBvZsE  
Monday, April 25, 2022

75/20 - 17/12 Two Homebrew Rigs in Scrap-Wood Boxes

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  I moved the 17/12 Rig off the workbench and placed it (as planned) atop the Mythbuster rig.  Now I have four bands easily accessible.  In ...
3 comments:
Sunday, April 24, 2022

Back to the 1970's! Homebrew Keyboards! Don Lancaster's TV Typewriter

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Even though it is outside my normal analog comfort zone, I really liked this video.  Farhan sent it to me, along with this note:  ----------...
4 comments:
Saturday, April 23, 2022

Looking at the World Through a 1 inch Cathode Ray Tube (the RCA 913) (videos)

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Joh DL6ID sent me the above video.  We have been e-mailing each other about the W9YEI Television Receiver built in 1939 or so.  We have kind...
Friday, April 22, 2022

1942 (?) RCA Film on Tubes, Radio, Research, and Television

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Here is a very interesting video from RCA.   It was released in 1942,  but it looks to me as if it was produced BEFORE the Pearl Harbor atta...
2 comments:
Thursday, April 21, 2022

An Eclipse, a Sunset and a Sunrise, all on Mars

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https://mars.nasa.gov/resources/26671/insight-captures-a-martian-sunrise-and-sunset/?site=insight#:~:text=NASA's%20InSight%20lander%20sn...
Wednesday, April 20, 2022

Conclusions About W9YEI's Early (1940?) Homebrew Television Receiver

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It may have looked something like this.  Recent build of the Scozarri receiver by Jack Neitz Joh DL6ID and I have been exchanging e-mails in...
1 comment:
Tuesday, April 19, 2022

Young Jean Shepherd Gets Hung-Up On Ham Radio

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Oh man, we've all been there:  OBSESSION with ham radio.  Shep went over the top and didn't sleep all weekend when his homebrew tran...
3 comments:
Monday, April 18, 2022

Ruby Payne-Scott and Early Australian Radio Astronomy

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Click on the cartoon for a better view Read the full article here:  https://womenyoushouldknow.net/ruby-payne-scott-first-woman-radio-astron...
1 comment: