Wednesday, July 15, 2026

The Smith Chart -- Veritasium Explains its Origins and How it Works

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This is really interesting and represents one of the best explanations of the Smith Chart that I have seen.   One quibble:  In the beginning...
7 comments:
Tuesday, July 14, 2026

A Nice Workshop (With The Logical Song)

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2 comments:
Sunday, July 12, 2026

How to Build a MODERN Electronics Workshop (and How Much it Might Cost) (PLEASE COMMENT)

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First, kudos to this fellow for pronouncing "solder" correctly.  The L is silent (sorry to our British readers).  He does have an ...
4 comments:
Saturday, July 11, 2026

My Parks 2 meter Nuvistor Converter, a QST review, and Bio Info on the Tektronix Hams who Designed It (Who is W7UHF now?)

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  Denton E. Nelson (amateur radio callsign W7UHF ) was an electronics engineer and a notable figure in mid-century amateur radio history, be...
3 comments:
Friday, July 10, 2026

The Nuvistor, Thermatrons, RCA, Patents, the Rise of Asian Competitors (and my Parks Electronics 2 Meter Converter)

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Asianometry always does a great job with this stuff, although I find myself grimacing when he speaks positively about Sarnoff.  Nevertheless...
2 comments:
Wednesday, July 8, 2026

A Very Nice Audio Workbench -- With Lots of Great Ideas

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We covered Ben Hase's workbench earlier this week, focusing on his findings about glue, fusible resistors, and relays.   This is a more ...
4 comments:
Tuesday, July 7, 2026

Shuji Nakamura -- Inventor of Blue LEDs -- Takes on Fusion Energy at Age 72

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This blog covered Shuji Nakamura at least twice before -- we reported on on how he had invented the blue LED:  https://soldersmoke.blogspot....
1 comment:
Monday, July 6, 2026

How Hans G0UPL Cracked the Code for Stable I and Q from the Si5351

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L to R: Farhan, Roy Lewallen, Eric Guth and Hans Summers Back in 2018, I remember Farhan telling me that "Hans has cracked the code...
5 comments:
Sunday, July 5, 2026

An Interesting Receiver from North Macedonia

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https://hackaday.com/2026/07/02/diy-si5351-radio-tunes-in-sw-mw-and-more/ There are some really cool features in this receiver:  There is an...
2 comments:
Friday, July 3, 2026

A Really Really Complete South African Workshop

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This is really almost too much.  But I include it here because it is just an obviously impressive set of tools.  There are also many CNC mac...
5 comments:
Thursday, July 2, 2026

Vintage Audio Restoration: Glue, Fusible Resistors, and Relays

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  This guy is restoring VINTAGE audio gear.  It is definitely younger than the Boatanchors we usually work on, but it is a lot older than mo...
10 comments:
Monday, June 29, 2026

SolderSmoke Podcast #265: AI Pete, WSPR, sBITX, San Diego, Last Ditcher, NYC, 17-12 Fix, MMM Blasphemy, 6T9er, MAILBAG

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SolderSmoke Podcast #265 is ready for download.  Video Version:   https://www.youtube.com/watch?v=-jWYe6NxnJA Audio Version:  http://solders...
9 comments: