Thinking of giving old batteries a new life may seem like a clever and environmentally friendly move, especially at a time ...
A blast from the Elektor archives: this 1998 battery tester uses a simple LED display to reveal a battery’s true condition under load — even below 1 V.
House Digest on MSN
Planning to repurpose old batteries? Here's why you shouldn't
Even dead batteries often have a little power left in them. It's a bad idea to repurpose them into crafts because of some ...
For the tinkerers and retro hardware folks – here’s a 5-pack of SN76489AN sound chips. These are DIP-16 style ICs used as ...
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