All items tagged with Circuit Special 2025 and Test & Measurement (3)

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| Most continuity testers are very simple and therefore have simple capabilities. This design, however, is unique in several ways. Firstly, it...

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| Build your own Variable Frequency Oscillator (VFO) with a Raspberry Pi Pico! This compact project delivers a tunable signal up to 15 MHz, en...

| When peripherals connected to a PC don't function or behave erratically, a thorough fault analysis of the USB port often proves revealing. T...