| Back in 2011, Elektor presented a DIY 50-m range directive sound beam using an array of piezo ultrasonic transducers (up to 200) driven with...
All items tagged with DIY electronics and Circuits Circuit Design News (25)
| Join the fascinating conversation with Clemens Valens from Elektor in this video, and enjoy his insights from his career in engineering, ele...
| Many hi-fi enthusiasts agree that vinyl offers a unique sound that stands apart from digital audio sources. In a popular Elektor article in...
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| The available range of opamps is vast. After selecting based on technical specs, further testing may be needed. Try this do-it-yourself opam...
| First introduced in the early 1970s, the 555 timer integrated circuit is arguably one of the most popular ICs ever made. Rediscover the icon...
| Looking for a weather station project? This example highlights an ESP32-based weather station, which measures key weather parameters such as...
| Do you need a multifunction frequency meter for making time-related measurements? Take a look at this user-friendly design from 2004. It’s a...
| Have you ever been in the middle of a project and realized you didn’t have the right equipment? Saad faced this issue while pushing his AmpV...
| The "USB Magic Eye" circuit was presented back in 2010 as a handy CPU meter with a retro look. A USB port provided power and control, and a...
| Check out the latest installment of Elektor Lab Notes. We cover some of the newest projects on our workbenches, including vacuum tube electr...