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julianModerator
Well OK. . .
Imagine you have an oscillator with a voltage input.
At 1v you have C3, At 2v you have C4, at 3v you have C5 and so on. That works out very well, because you know when you increase voltage one volt you go up an octave.
So imagine you have three parallel oscillators tuned to the root, the 3rd, and the 5th (the steps that make up a major chord.)
You have it set up so that oscillator 1 gets 1v for C, oscillator 2 gets something like 1.4 volts for E, and something like 1.6 volts for G. You increase everything by one volt, and all the notes remain the same.
However, if you build an oscillator that doesn’t have a linear response- say that instead
C2 = 1v
C3 = 1.5v
C4= 2.5v
c5 = 5vand so on and so forth. . . this means that the voltage change to get a certain musical interval is never constant. If the voltage change to get a certain interval is different for every voltage, when you increase the voltage to raise your C an octave, since your E and G are higher notes, they’ll go higher than an octave since the voltage increase per octave goes higher with each note. So then although the chord will be in tune on one setting, it would be way out of tune on another.
julianModeratorWell the pedal’s still only a few years old.
I don’t listen to these bands but I’ve heard Kasabian and Minus the Bear use them.
Deerhoof uses one https://www.ehx.com/blog/deerhoof-lets-dance-the-jet (I love Deerhoof, but they’re very much a love/hate thing)
And supposedly Jack White has used one too, though most board pics I see he’s either got a POG or Micro POG and a whammy.
julianModeratorIf your oscillators have a linear response, yes you could do that.
And sorry, it’s not a new idea. I can make patches on my synth that allow me to play full chords with a key press.
I don’t know if the trio of oscillators forming a chord is going to satisfy you. For a really great oscillator sound, having multiple oscillators playing the same note helps a lot. Usually the oscillators are all a little bit off in tuning and in phasing, which really fattens up the sound.
The other thing that helps is filtering. When you have a square wave you’re getting the base note with all the harmonics. Filtering it will take away some harmonics and give you a more interesting sound. This is known as subtractive synthesis. Another thing that helps with oscillators is called pulse width modulation. In a usual square wave we see that the up and down time are both the same. With pulse width modulation you can make the up be longer or shorter than the down, to fatten or thicken the sound respectively.
August 12, 2010 at 12:48 pm in reply to: HELP !!! BROKEN MODE push preset pot on a Voice Box…. #110844julianModeratorhere you are
http://newsensor.com/CutomerServices.aspxjulianModeratorThat’s a Bassman 135. I need to get a new set of tubes for it, right now it’s sitting there dead because a tube went bad and decided to blow the fuse. IT’s also got a dead Bandmaster that I picked up for 25 bucks sitting on top of it. I’ve got some work to do!
That’s actually a pretty old pic (by internet standards anyway.) The Pulsar and Clone Theory are gone, and now there is a Tone Wicker Big Muff on the board as well as the Little Big Muff.
julianModeratorI’ve certainly thought about it. It’s certainly a pretty awesome idea.
Fender&EHXForever;made a signal routing box called the Labyrinth so he could put a group of pedals in any order imaginable.
August 9, 2010 at 3:11 pm in reply to: Electro-Harmonix Effectology Special Edition Freeze Tricks #110793julianModeratornice as always! I especially liked it in the DMM loop.
August 9, 2010 at 2:47 pm in reply to: New Devices: Germanium^4 Big Muff &, .44 Magnum, Freeze, Neo Clone, & Headphone Amp #110792julianModeratorQuote:Quote:Anyways, the Germanium Muff DOES have 4 transistors, and I think the tone stack is probably a Big Muff Tone stack. So maybe that’s enough to call it a Big Muff?It is actually not a BMP tone stack, nor does there appear to be much similarity in the circuits, or the sound for that matter. I think the designer, Bob Myer (also the original BMP the designer), just went for a big Germanium sounding fuzz pedal, and with the added orverdrive section EHX probably thought it qualified as being in the Big Muff family, but its a GERMANIUM Big Muff – a new class of Big Muff. Or at least that’s how I took it. It could have been strictly a marketing decision to use the name, but I tend to think more care went into the decision to do it.
thanks for the info kitrae!
julianModeratorSome pedals can get a little warm during use. I don’t have a Micro POG, but I know my HOG definitely gets a little warm sometimes.
If it’s getting HOT then I’d think there’s a problem.
August 9, 2010 at 3:26 am in reply to: New Devices: Germanium^4 Big Muff &, .44 Magnum, Freeze, Neo Clone, & Headphone Amp #110777julianModeratorBut they never called the Metal Muff a Metal Big Muff.
I don’t really get the Metal Muff. IMO if you get the right model Big Muff, it’s METAL in the first place. But then my favorite metal bands are KARP and Black Sabbath.
Anyways, the Germanium Muff DOES have 4 transistors, and I think the tone stack is probably a Big Muff Tone stack. So maybe that’s enough to call it a Big Muff?
August 8, 2010 at 8:11 am in reply to: New Devices: Germanium^4 Big Muff &, .44 Magnum, Freeze, Neo Clone, & Headphone Amp #110770julianModeratorWell it’s a muff, because muff just means distortion in EHX lingo. But the big question is whether it’s a Big Muff. . . which up until now has meant BIG MUFF. Nobody knows if it is a Big Muff or not yet. I think it could be a heavily modified one, but we’ll see.
julianModeratorHere’s my two favorites:
julianModeratorQuote:The guitars I own of course.
Those Vox guitars are so wonderfully awesome. I wish that someone would make palm wah type expression pedals that could mount without routing to a TOM bridge.
julianModeratorHmmm, what kind of switch is inside the Freeze? Momentary? Latching? How many poles?
If it’s a momentary single pole dual throw, maybe you could wire up a 3PDT and wire the two additional poles to momentarily feed dry signal into it when the switch is stomped. Then you could just wire up separate wet and dry outs.
I highly recommend you get an account on DIYstompboxes.com though. There’s a lot of people there who could probably help.
julianModeratorHi!
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