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rebooting 2.5

Started by turing, April 28, 2007, 09:23:10 PM

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turing

just built the rebote 2.5, having been a huge fan of version 2. is it just the way these things work out sometimes, or is the new model a tad 'politier' than the old? it doesn't seem to want to start oscillating and screaming in quite the eager fashion that endeared version 2 to me so greatly. not such a problem, as i now have a raucous delay, and something that would be more welcome at the country club. but was that the point of the upgrades? to iron out the perceived wrinkles?

Timebutt

I was wondering about building this delay as well and especially to get the self-oscillating sound out of it: so which version is best now for it, the 2 or 2.5 one? What's the exact difference?
Completed Projects: Gus Smalley Booster, Modded Russian Big Muff, Orange Squeezer, BYOC Vibrato, Phase 90

Seljer

to what I see, the many difference is the filtering before and after the delay section

but if you're looking for self-oscillation it should be easily attainable with either one. Just lower the value of the 15kohm resistor hooked up to the 2nd lug of the 'repeats' pot to under 10kohm.

Timebutt

If I get it right, it's possible to mod this pedal with a switch 'self-oscillate' and 'no self-oscillation' if I use a resistor lower than 10K in the first part and a higher resistor in the second part? Seems like an interesting option to me.
Completed Projects: Gus Smalley Booster, Modded Russian Big Muff, Orange Squeezer, BYOC Vibrato, Phase 90

~arph

Yes, it's also explained in the PDF at tonepad.

blanik

i boxed mine in a 1590NS box with 2 switches... a bypass and a 2PDT switch that "shorts" the repeat pot to max... with the resistor changed to 10k... works like a charm, infinite delay on a footswitch...

on short delays it will oscillate out of control and on longer delays it will repeat but eventually the repeats will die so an extra pot instead of the 10k/15k resistor will give you control on the infinite/oscillating repeats...

R.

Timebutt

So how does this switch actually 'short' the repeats pot? I'm confused as how to wire it I think.
And what control would the extra 10-15K pot give you over the oscillating repeats exactly?

Sounds like very fun things to 'expand' my future delay with :)
Completed Projects: Gus Smalley Booster, Modded Russian Big Muff, Orange Squeezer, BYOC Vibrato, Phase 90