| Construct this easy-to-make tool to detect hidden magnets and sensors inside modern appliances. You will find it ideal for repairs, experime...
| Construct this easy-to-make tool to detect hidden magnets and sensors inside modern appliances. You will find it ideal for repairs, experime...
| “Yet another” stems from my dissatisfaction with commercial available button cell chargers. Most of them are Joe-Bloggs-fixed-current charge...
| Many people enjoy feeding the birds in their garden in winter with seeds, peanuts and bits of fat. However, it is often forgotten that these...