Collaborate Disseminate
The late and lamented [Bob Pease] was one of a select band of engineers, each of whose authority in the field of analogue integrated circuit design was at the peak …read more Continue reading 2025 Component Abuse Challenge: Weigh With A TL074
When picking operating systems for a closer look here in the Daily Drivers series, the aim has not been to merely pick the next well-known Linux distro off the pile, …read more Continue reading Jenny’s Daily Drivers: ReactOS 0.4.15
The clicking of a Geiger counter is well enough known as a signifier of radioactive materials, due to it providing the menacing sound effect any time a film or TV …read more Continue reading Making Audible Sense Of A Radiation Hunt
A piezo disk transducer is a handy part for reproducing beeps and boops, and can also function as a rudimentary microphone. Being a piezoelectric element, it can also generate usable …read more Continue reading 2025 Component Abuse Challenge: A Piezo Disk Powers A Transmitter
For our 2025 Component Abuse Challenge there have been a set of entries which merely use a component for a purpose it wasn’t quite intended, and another which push misuse …read more Continue reading 2025 Component Abuse Challenge: A Transistor As A Voltage Reference
Possibly the biggest privacy story of the year for Europeans and, by extension the rest of the world, has been ChatControl. Chatcontrol is a European Union proposal backed by Denmark …read more Continue reading ChatControl Gets Coup-De-Grace
Part of setting up a microcontroller when writing a piece of firmware usually involves configuring its connections to the outside world. You define a mapping of physical pins to intenral …read more Continue reading 2025 Component Abuse Challenge: An Input Is Now An Output
Each year around the end of October we feature plenty of Halloween-related projects, usually involving plastic skeletons and LED lights, or other fun tech for decorations to amuse kids. It’s …read more Continue reading The Time Of Year For Things That Go Bump In The Night
If you cultivate an interest in building radios it’s likely that you’ll at some point make a simple receiver. Perhaps a regenerative receiver, or maybe a direct conversion design, it’ll …read more Continue reading How Simple Can A Superhet Be
There’s a part you’ll find in almost every mains powered switch mode power supply that might at first appear to have only one application. An optocoupler sits between the low …read more Continue reading 2025 Component Abuse Challenge: The Opto Flasher