[Simon] wrote in to tell us about a headphone tube amp that he just built. It is based on schematics at diyaudioprojects.com that were actually featured on Hackaday in the past. [Simon’s] design adds ...

Operational amplifiers (op amps) have proliferated from specialized instruments made from large tubes to tiny monolithic circuits composed of a sliver of silicon, germanium or gallium arsenide. Dozens ...

All electric guitar players know that the amplifier is just as important — if not more — as the guitar itself for shaping your sound. Each major amplifier model has unique dynamics and tonal ...

Analog Devices Educational Webcast to Focus on Basics of Op Amp Operation to Help Engineers Optimize Circuit Performance. Analog Devices will air “The Op Amp” webcast on February 9, 2011. The ...

For all the technological advancements we've seen in guitar amplification, the tube amp remains, for many guitarists, the platonic ideal. Of course, no one could argue that amp modellers and digital ...

It may not be to everyone's taste, but this brand new monobloc amplifier from McIntosh cleverly blends both vacuum tube and solid-state technology in one chassis. If you’re not a serious audiophile ...

Muzak is best known for its background music that drives you crazy in the elevator, but as I discovered — they made amazing tube amplifiers as well. Life is definitely unpredictable; something that ...

Best electric guitars 2025: Our pick of guitars to suit all budgets “Its solid quality, punchy tone and its surprising amount of headroom might make it a secret weapon for rehearsals, or even gigs”: ...