PRS has rolled out two newly spec’d versions of its popular Archon and MT 15 guitar amps – and has notably equipped its Mark ...

If you’ve ever worked with vacuum tubes, you’ll probably have a healthy appreciation for high ... 3.5x gain. There is more detail on his website. It would be interesting to subject this ...

With a signal gain ... preamp that's good for both older vinyl and new (more on this below). Under the hood, a cutting-edge switch mode power supply reduces hum, and a surface-mounted circuit ...

An electronic circuit or stand-alone ... Unlike a phono preamp, there is no standard equalization stage, although there may be a gain control to balance different inputs to the same level.