As with the company’s wireless speakers and headphones, the Heston 120 soundbar features the same design aesthetic as Marshall’s iconic guitar amps, including knurled metal knobs and leather ...

I've tested and reviewed some of the best guitar amps for under $500 on the market—digital modelers, tube amps, and more.

I've tested and reviewed the best acoustic guitar amps on the market to find out which ones are worth it and which ones to skip.

Better than the real thing? Spark 2 packs 33 amp sims into $300 Bluetooth speaker Digital amp modeling goes very, very portable.

Fergus Falls engineer is a guitar amp hero He traces his fascination with electronics to elementary school when he dismantled a flashlight to learn why the bulb lit up.

We've rounded up the best gifts for guitar players, including acoustic and electric guitars, straps, amps, picks, and nods to guitar legends.

The Positive Grid Spark Mini Vai is a miniature guitar amp the likes of which you've likely never seen (nor heard) before.

A little over 10 years ago, a Phoenix-based startup treated acoustic pickers to a bunch of effects directly through the sound hole courtesy of the smartphone-sized ToneWoodAmp. Now the much ...

I choose for a single channel approach this time. See my schematic "JFET guitar amp V1.0.pdf" Q1 is the input amplifier, which amplifies the guitar signal about 10 times. RV1 is the input gain volume ...

Design analysis of the K2-W Vacuum Tube Op Amp’s design and operation reveals the mad science that created a commercial revolution in 1950s and 1960s analog computing.

Guitar-maker Jimmy Carbonetti is once again collaborating with Toulon for a limited-release putter to honor Alister MacKenzie.