| Having digested Elektor’s Nixie Bargraph Thermometer article [1] one reader based in the American Midwest kindly advised that temperatures i...
| Having digested Elektor’s Nixie Bargraph Thermometer article [1] one reader based in the American Midwest kindly advised that temperatures i...
| Not much is required to detect the state of a switch or contact from a distance if you use cheap, ready-made modules that operate in the LPR...