| Audio amplifier fault diagnosis gets very practical in this short Elektor TV clip. Roberto Armani shows how a square-wave test can reveal be...
More about Circuits Circuit Design News (226)
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| Operational amplifiers in analog circuits typically use negative feedback. However, phase shifts in the feedback loop can cause instability,...
| It's refreshing to revisit circuits that solve real problems with just a few parts and some smart thinking. This simple 4093-based audio pea...
| A DIY square-wave source doesn’t need to be complicated. This compact 1992 design delivers 57 stable, TTL-compatible frequencies from a sing...
| Low-noise power for audio and sensors is easy to get “working” and hard to get quiet: in this Elektor Lab Talk #42 clip, Ton Giesberts shows...
| In the mid-1970s, seat belt safety was only beginning to receive serious attention. In 1976, Elektor introduced a clever seat belt reminder...
| Houseplants rarely die suddenly. They decline slowly, often because of inconsistent watering. If you’ve experienced this problem, check out...
| Ready to solder? This audio series delivers easy-to-build DIY circuits, beginner-friendly components, just enough electronics theory, and lo...
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| This article covers an extended, symmetrical version of an adjustable DC load. The design is suitable, for example, for testing the typicall...
| What if a palm-sized amplifier could outperform larger, more expensive modules while delivering serious sound quality? This compact, low-cos...