October 11, 2018

Today’s pre-soldering photo

The seller included the pin headers but yours truly had to stump up the 2P screw terminals. Today’s recreational soldering: some breakouts for Si4599
October 5, 2018

And just a few decades later…

Two lemon batteries, connected in series, can (just barely) power a red LED. Making a lemon battery was one of the sciencey activities I encountered frequently
September 19, 2018

Flaky T-slot extruded aluminum struts

Congratulate me on removing these aluminum chips without sending any of them airborne. The lengths of 30cm x 30cm T-slot extruded aluminum (aka 80/20)
August 22, 2018

“They Live”, but WeLend

A Hong Kong company is running a an ad campaign in which a loan is anthropomorphized as a cute woman in shiny knee-high boots and a really short cheerleader
August 16, 2018

That Beckett quote is defeatist.

Yes, it pleases me to believe that these four 2N3638A transistors are NOS. This evening’s tinkering session is going to involve yours truly double-checking
June 1, 2018

Bedhead systems

From left: call button receptacle, call button plugged in (button itself dangling) with red reset button overhead, and a red triangular emergency-pull
May 11, 2018

When Goop goes bad

It had been a year or more since I’d needed the cleaning power of Goop, but need it I recently did, so I dug out my mostly-full 14-ounce container
April 27, 2018

You Need Cry, Dear

You Need Cry, Dear sort of, very loosely, sounds like the characters printed in Chinese beneath the nonsensical English. The Chinese translates to something