And besides that, I also collect tube amps. “So although most ... in mind [to emulate] we actually look at the whole amp: the internal circuits, the tubes, the transformers… You also have ...

Crazy Tube Circuits has released a limited edition twist on its Unobtanium preamp/overdrive pedal, the amp-in-a-box drive twofer that has a Klon-style drive on one side, and two Dumble tube amp ...

There’s a mystique among both audiophiles and musicians about vacuum technology, thus having a tube amp still carries ... tag strips on which to build the circuits. The result is something ...

Design analysis of the K2-W Vacuum Tube Op Amp’s design and operation ... as compared to the classic diff-pair amplifier circuits from our textbooks. The anode (plate) of the first triode ...

Big-name tube amplifiers often don’t come cheap ... amp with the addition of a few choice components. As per the schematic on Github, a cheap transformer and a handful of passives will get ...

Operational amplifiers (commonly called op amps) are a ubiquitous building block for designing electronic circuits. Today, these devices are fabricated as small integrated circuits, but the concept ...

This simple scheme is based on the circuit shown below (Figure 1) in my recent article [1]. Figure 1 Using common transistor optocoupler to achieve a tube-like sound. It is known that the main feature ...