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That Dubstep Wobbbbbbbbble.

ok... so I know some of you guys make pedals, and you know a hell of a lot more about electrical engineering than me. But I always have been a bit of a mad scientist. That being said. This is the basic principal around my idea.

I have a kids toy phone w. a pentiometer that controls the battery current going thru the phone.

Here is a clip...
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So using this principal and if I can figure out a blend knob, I might be able run both signals together being able to tweek one of the two. Kind of like if you were able to tweek an octaver instead of just having 1 octave down or 2 octaves down. I just want to detune like you said 15cents or whatever.

"Its so crazy it just might work" - Doc Brown. : )
 
See what's going on in that phone is there is a microprocessor doing the pitch changing, and the potentiometer is sending control voltage to the microprocessor. It's quite far from just a change in current through the phone. The difference between the cheap kid's toy and the effects pedal that costs $$$ is the quality of the processing, the quality of the housing, switches, jacks, etc., the circuit design for full range bass processing, and of course the marketing. :p But even if you take the marketing out of the picture, there really is a whole lot going on in the overall makeup of the expensive pedals that make the price difference completely legit. If you want to run your bass through the toy phone, then that's cool. But again, it's a small computer in there doing the pitch changing.
 
I've made countless Dubstep Wobbles in Massive, and know how much is involved in that - i couldn't fathom a way to do it effectively on the bass; If you want to actually make something that you could 'use' in a track then you're going to have a hard time.

It is fundamentally simple, but as soon as you start taking it to a 'musical' level, i just don't think anything will really cut it. Certainly not for that kinda budget. If you're wanting to maybe give it a halfhearted bash, for a laugh and a bit of a gimmick then maybe you could by messing about with a Tremolo or some such pedal.

To get a fat enough synth sound is the first obstacle. You'll need at least 2 oscillators as well, each routed to a filter. Then you've got to ensure that said filter has a suitable sound. Then to get a sync'd sinusoidal LFO that you can easily adjust the ratio of on the fly, and quickly so as to make some nice rhythmic variation is going to be getting too finicky for my liking. You'd then have to think about doing the same on osc. 2 but maybe an octave or so higher. You'll also likely have to process the sound with extensive effects that are only easily sought using a soft synth, or plug-ins.

To me, that sounds like an awful lot of work for something massive, reaktor, albino can do in an about an hour.

good luck though! :)
 
There is such a huge diffrence between production of a track in a recording sense and playing something on bass. I mean I can work on 15 sec of a bass or drum line for days when doing production.

If you really want to get a true dub step wobbel that sounds any where close to something on a produced track you are talking $600-$1000 worth of gear. I can do a detuned, dual occilator sound with my effects rig that can change speed, but I am like $1500 dollars in and still not done. You are never gonna get it perfect in one pedal.
Like FTP said if you really want to do it right you have to have a pedal to produce: octave, square wave, saw wave, detuneing, blending, filtering, LFO to control the signal that can beat sync and sub divided the tempo. And then you have to play and manipulate the LFO tempo to your liking.....Not easy or under $200

If you want something that will get you in the ballpark for under $200 I agree with RCCollins, Tremolo! Seymore Duncan makes one called the shape shifter. It does tap tempo and 4 sub divisions. It has diffrent waveforms and can lag or lead. Get a third hand to attach to the tempo/division ratio and you in the ball park.
 
There's no way a detune would get you those wobble sounds, that's definitely a filter going on there. A chorus pedal would be able to approximate the effect of 2 detuned oscillators.

To get there cheaply, I would start with fuzz (eg Messdrive, Mastotron, Guyatone TZ-2), chorus (Danelectro Cool Cat, new version), then low pass filter (EBS Wah One).
 
I agree with TheButler for the most part, and rnilson is right on the money as well. I think the OP is confused about the reason for detuning- As I understand it(i could be wrong though..), when utilizing detuning in a multi-oscillator setup for dubstep, you're detuning an even number of the oscillators (and leaving one in tune) with half in the negative cents, and the other half tuned + and equal amount-- this process keeps the whole thing in tune while taking up a lot of sonic space-- especially important in a genre derived of primarily drums and bass. The wobble is all filter cutoff modulation.

Dubstep wobble with a bass guitar- legit dubstep wobble is very much attainable, but it doesn't come cheap with analog gear and there's a significant amount of time and experimentation required to get it dialed in and programmed. CV compatible gear, and the MIDI-CV, LFO's and presets of the MP201 are a big factor for dubstep filter modulation, and being able to set up presets for efficient live use. *edit* The MP201 isn't an essential, but a well-trained foot and quality exp pedal is.
 
I agree with TheButler for the most part, and rnilson is right on the money as well. I think the OP is confused about the reason for detuning- As I understand it(i could be wrong though..), when utilizing detuning in a multi-oscillator setup for dubstep, you're detuning an even number of the oscillators (and leaving one in tune) with half in the negative cents, and the other half tuned + and equal amount-- this process keeps the whole thing in tune while taking up a lot of sonic space-- especially important in a genre derived of primarily drums and bass. The wobble is all filter cutoff modulation.

Dubstep wobble with a bass guitar- legit dubstep wobble is very much attainable, but it doesn't come cheap with analog gear and there's a significant amount of time and experimentation required to get it dialed in and programmed. CV compatible gear, and the MIDI-CV, LFO's and presets of the MP201 are a big factor for dubstep filter modulation, and being able to set up presets for efficient live use.
 
Or if you have a laptop - check out Guitar Rig. It has all of the fx, filters, and pitch dependent LFOs we've been talking about, and you can try it out for free!

My computer is already taxed enough as it is, and there's no way I could run guitar rig live with everything else... nor would I want to at this point unless it just absolutely blew me away(fat chance)...

..but if it really is free to try, Im almost curious enough to give it a whirl for a couple days and see what kind of synth sounds I could get out it.