I pre-ordered one yesterday. I'm glad they are building their own silicon chips in the UK. The Pi 4's finally came down in price, but I managed to res...

I ordered an 8 GB Pi4 from them last Sunday (9 July) for $104 CDN plus tax and shipping. According to Canada Post's tracking, I will have it on Frida...

@zander, I tend to share your concerns. However, it's clear this isn't the whole package, and it's probably alpha or beta testing something bigger. We...

Every operating system I know of comes with a built-in calculator these days. Smartphones as well. This program was more of a chance to re-live my d...

Such as it is. My first "toe in the water" with Python programming: I have tested it on Debian-11 (on a Pi 4) and Ubuntu 22.04 with an Intel CPU...

Regarding your latest newsletter, Bill, I vote to keep going with the Raspberry Pi. As @dxj opines, this chip shortage is temporary. Many of us have a...

That's the plan, @will . . . the engineer I fired was my son, BTW. He went off and switched to applied math and hence his electrical engineering is r...

@tedbear I had too many circuits driven by a well heatsinked 7806. Combined, they drew up to 1.3 amps as things switched on and off. The heat sink w...

@will Thank you for the correct way to look at this. Being a stubborn fellow, I didn't give up. The EU and NA models of the electric kettle I was ...

Otherwise, I can build a Rube Goldberg machine. Rheostat to play with the 120 V in to lower it to 80-90 volts. Then feed that into the 120 --> 240 ...

The P = I * V one gets his walking papers! I knew there was more to this. No idea if the element is the same resistance. I think I'll give up on th...