[Simon] wrote in to tell us about a headphone tube amp that he just built ... [Simon’s] design adds an on board regulated power supply and a volume control for the input. Effort was made ...

Pyrography pens don’t cost that much. The variable power supply they plug into, though: that’s another story. Those cost more than they probably should. [td0g] took the plunge into pyrography ...

The Marantz Model 10 is the company’s most powerful (and most expensive) integrated amplifier. It promises to deliver 250 watts per channel (at 8 ohm) or 500 watts per channel (at 4 ohms) with ...

Demand is increasing for power amplifier chips and other RF devices for 5G base stations, setting the stage for a showdown among different companies and technologies. The power amplifier device is a ...

To check, remove the power from the amplifier and see whether the problem goes away. There are three types of amplifier – masthead, set-back and distribution. All these need a power supply to work.

The electrical compatibility between an amp and a pair of speakers lives or dies on three elements: an amp’s power output (how many watts it can feed to the speaker), a speaker's impedance ...

Battery-operated power tools haven’t completely replaced corded tools quite yet. Here are six popular corded tools you can ...

In the age of smart homes and connected devices having a whole house audio system has become a dream for many music lovers Imagine controlling the sound in every room ...

Govee has launched its new Curtain Lights 2, which takes its "refined lighting display" further with 520 light beads, ...

PS makes wellness more accessible through real-life stories, first-person perspectives, and expert-backed information. Our ...