Tag: octave
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Ampeg Scrambler
Wired up this ampeg scrambler board I’ve had for a while. I’ve been trying to finish up all of the unfinished projects from the last few years. Fired up first test. I used MPSA13 transistors. I got the PCB from John Lyons on DIYStompboxes. It’s the tone pad layout. The layout is set up for…
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Octave Fuzz Take 2
Here’s an updated version of the octave fuzz. Q1 and Q2 set up a basic NPN Fuzz Face type circuit. While Q3 acts as a phase splitter. Q4 and Q5 act as a frequency doubler each side being fed an inverted signal from Q3. So far the Fuzz section is working on the breadboard. The…
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Distort-o-Matic XI
This is an interesting distortion effect with an octave and wah like tone control. I redrew this schem from an issues of Stompboxology.
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Push Me Pull You
This is Tim Escobedo‘s Push Me Pull You. It’s an octave up with an interesting design. Using an NPN PNP pair.
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Psychtar
Another very original design by Tim Escobedo. This an octave up with a sitar like sound.
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Titan Boost/Octave
This is design by John Hollis. It’s a booster that uses an inductor to generate a massive boost. It also has a switchable octave up. The boost sound is very warm and clear. The octave has a nice tone also. There is a drop in volume between the octave and the boost, since the octave…
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Green Ringer with Mods
This is a Green Ringer with both the filter mod and nulling mod. I found these mods at General Guitar Gadgets. The filter mod filters the input signal to bring out a stronger octave. The nulling mod helps tune in the octave generated by balancing the signal on each half of the wave form. The…