The folks at [ElectroSmash] recently released 1Wamp – a one watt, open hardware, Guitar amplifier packed with ... blog post provides extremely detailed circuit analysis of every part of the ...

The design is inspired by the guitar amps of the 1950s and 1960s so it’s not for audiophiles. The circuit is a pretty conventional single-ended one with a two stage double triode preamp and a ...

As mentioned above, this pedal has a circuit featuring a surface ... It is one of the 250 Overdrive Preamp’s great strengths that it reacts to your guitar’s signal, and to how hard you ...