the Triode: final build abram, May 2, 2013 final build of my take on the Mitsumin Valvecaster. Continue Reading
sqrt() reverb… abram, February 17, 2013February 17, 2013 this was the final build before it shipped out. circuit is a simple MOSFET (BS170) driver stage followed by two JFET (J201) recovery stages. i’ve included a sound sample of a similar reverb i built later without the second recovery stage and clipping diodes. it makes for a much more… Continue Reading
Mistumin Valve Caster build… abram, February 16, 2013February 16, 2013 a tube overdrive build for Anthony of the The New Diet and The Regular Fucked Up People. it’s my take on the Mitsumin valve caster with the values i tend to use and a Telefunken 12AX7. excuse the ugliness for this one is just the prototype. four sections of clean… Continue Reading
MOSFET overdrive… final build? abram, June 11, 2012November 15, 2012 i might add some labels for the pots and contact info, but it’s done for the most part. Continue Reading
PT2399 build… abram, May 19, 2012May 20, 2012 this is an older build now, but i wanted to post it while i’ve been on the subject to record the process. believe it or not, i still have some work to do on this one. i used a TL082 as a buffer for the mixing circuit. getting the gain… Continue Reading
MOSFET overdrive… abram, May 18, 2012June 9, 2012 a forced contract job for Ryan of Falcon Scott. he’s been having some issues finding an overdrive suitable to his hollow-body guitar. i just got a lot of BS170s and thought this might do the trick. the distortion is pretty squared off on the oscilloscope and crunchy. the left pot… Continue Reading