Many projects on these pages do clever things with video. Whether it’s digital or analogue, it’s certain our community can ...

The boombox is back but this time it has Bluetooth and can even double as a guitar amplifier. The We Are Rewind Curtis ...

The Chord Mojo 2 (2026) follows that same philosophy. At a glance, it looks and feels familiar, but it represents a clear ...

Gretsch packs the legendary studio magic of Abbey Road into a guitar that's also pleasantly playable, and competitively ...

The A5+ is resolutely old-school with its large toroidal transformer feeding a Class A/B circuit. At 8.1kg versus the WiiM’s ...

Some kind of continuity beeper has been a standard piece of gear since the dawn of electronics. Sure, you probably have an ...

Abstract: This article presents three techniques to improve the split-steering amplifier’s (SSA) performance and robustness. At the system level, differential-mode charge neutralization (DMCN) is ...

In a new episode of Elektor Engineering Insights, Elektor contributor Roberto Armani demonstrates practical methods for audio ...

Abstract: We propose an optimization method for a superconductor-insulator-superconductor (SIS) mixer-based amplifier circuit that employs SIS up- and down-converters. Such a novel amplifier ...

These light up paper circuit cards were much easier to make than I expected and only need a few inexpensive materials. They're a great way to learn about circuits and electricity. You can make a ...

(NEXSTAR) — President Trump reiterated Monday that his administration is “considering” rescheduling marijuana as a less dangerous drug, echoing statements he made in August that they were “looking at ...

Sometimes, when an audio component dies, the root cause is something electrical. Other times, the issue instead ends up being fundamentally mechanical. Delta sigma modulation-based digital-to-analog ...