Category Archives: 2 Channel Stereo/HiFi Review

K-12G Tube Amplifier Build

Recently I was perusing the classified section on the diyAudio forum (https://www.diyaudio.com/) and a fellow was offering a small, four tube, amplifier kit for a very reasonable amount. I contacted him and he assured me that all the parts and instructions were there. Seems he had bought this kit years ago and simply never built

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ICE Power Amplifier Build

Stereo HiFi amplifiers come in many different flavors. Class A, Class AB, and recently Class D has entered the fray. You can do a Google search to understand Class A and Class AB……. Class D is best described here: (From Wikipedia) https://en.wikipedia.org/wiki/Class-D_amplifier A class-D amplifier or switching amplifier is an electronic amplifier in which the amplifying devices (transistors, usually MOSFETs) operate as

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First Watt F5v2 VU Meters

Recently I aquired a PASS LABS First Watt F5v2 stereo amplifier to add to one of my systems You can read all about that experience here: http://rvbprecision.com/stereo/nelson-pass-first-watt-f5-turbo-v2.html Although I cleaned it up and installed a front mounted power switch and an LED indicator light, I wanted to modify it a bit more by adding VU

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VTA ST120 Dynaco Clone Tube Amplifier Build in Pictures

Not much verbiage here. This was a Covid Lock Down project of a Bob Latino VTA ST120 Tube Amplifier build. Purchased from http://tubes4hifi.com/ A fantastic amplifier that is relatively easy to build as long as you can solder and follow directions. The support from VTA is fantastic if you get into trouble. I didn’t need

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