All items tagged with Audio and Audio & Video (25)

2-02-2026 | Resonance, both mechanical and electrical, is a natural physical process that also affects electronic components. With loudspeakers, one of...

29-01-2026 | This self-powered low-noise microphone amplifier boosts dynamic microphones without relying on 48-V phantom power. Designed for low-impedanc...

1-05-2019 | Here we present a direct-reading audio spectrometer using a microcontroller, a graphic equalizer chip, and not much more. Using seven vertic...

1-07-2018 | Track the pitch of a whistle, instrument, or other simple audio signal with an Arduino-based circuit that combines classic analog electronic...

1-11-1983 | Crescendo revisited elektor november 1983 Crescendo revisited Figure 1. Here we repro- duce part of the circuit diagram of the Crescendo sho...