February 1, 2019

Knocked together several different cheap Chinese PCB-plus-through-hole-parts electronics kits as a means of trying out a couple of different soldering
December 6, 2018

Butchering an LED bulb

This light bulb (Philips 18W 6500K 2000lm 150mA 220-240V ac 50/60Hz 9290011650A) had the temerity to flicker, so it got to taste the cold HSS of my hacksaw
November 29, 2018

Butchering a BMO

Forgive me, BMO! Tonight, I extracted an MTR Octopus card NFC thingamajig and implanted it in a purchased-for-this-purpose hollow BMO figure from, apparently,
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