Getting decent quality prototype breadboards for a reasonable cost is something that has eluded me for years. I think I have finally found a reliable source. Those advertised on eBay or at least the cheaper ones seem that I have previously purchased too often have poor metal connectors inside. It can be difficult to insert... Continue Reading →
Timber breadboards and serving boards with Arduino
Originally, according to Wikipedia and other articles I’ve read wooden kitchen breadboards were used for electronics, which is where the term started. I’ve started using them too. I had a couple of accidents where they magic smoke was released from a couple of Arduino boards when an Arduino module was bumped and moved over a... Continue Reading →
A deceptively simple but not very secure security key
I recently recalled an interesting security key for a building car park at a block of units we stayed at a few years ago. It was a small block of units with maybe 10 - 20 units in the whole complex, probably built in the 1970s. Underneath was a carpark with a roller door to... Continue Reading →