| A DIY square-wave source doesn’t need to be complicated. This compact 1992 design delivers 57 stable, TTL-compatible frequencies from a sing...
All items tagged with Circuits & Circuit Design and Circuits Circuit Design News (172)
| 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...
| This Elektor Academy Pro Box is a structured “Design PCBs Like a Pro” learning bundle built around Peter Dalmaris’ KiCad course, plus two pr...
| Precision picoammeter webinar: Join host Brian Tristam Williams in welcoming presenter Johannes Sturz for a practical look at ultra-low curr...
| Discover how the classic 555 timer IC can be transformed into a compact Class-D stereo audio amp using its built-in oscillator and modulatio...