| Can a handful of transistors outperform a microcontroller? This acoustic sensor delivers reliable, fail-safe sound detection and shows how e...
All items tagged with Audio & Video and Audio Video News (16)
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| Although the audio spectrum ranges from 20 Hz to 20 kHz, it is sometimes advisable to narrow it at the low end to avoid issues at the beginn...
| The T-Reg high-voltage regulator circuit delivers clean, stable power for tube amps. Supporting output voltages up to 500 V, you can use the...
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| Online music collaboration is difficult due to latency, and common platforms fall short. This audio latency measurement project features an...
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| Mains hum from loudspeakers isn’t always caused by bad wiring, poor cables, interference, or grounding issues. Sometimes the amplifier power...
| A few years ago, QuantAsylum’s QA403 filled a niche between costly high-end analyzers and basic hobbyist setups. In this article, we examine...
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| Professional audio systems often use fully differential signal chains — from inputs and outputs to ADCs, DACs, and filtering stages — to ach...
| A compact FM wireless microphone turns a simple electret capsule into a short-range transmitter tunable across the FM band. Built around two...
| This modular Linkwitz–Riley active crossover delivers 4th-order filtering for stereo speakers and optional mono subwoofer summing. Built aro...
| Audio amplifier fault diagnosis gets very practical in this short Elektor TV clip. Roberto Armani shows how a square-wave test can reveal be...