Oberheim VCF-200

Insert Mode Program – Series Routing – Program MIX 100%. Sculpt into HarPeggiator. [Can be used in Parallel routing, to separate Drive filters from random filters.] Programmed for stereo use.

An emulation of a rare mid-70s pedal designed by Tom Oberheim. Slide-switchable between a lowpass envelope filter, with a Range knob, and a sample & hold filter, with Speed control. Default Program is in ENV mode. NOTE: These filters react nicely to guitar volume control adjustments, along with your picking dynamics.

Arguably, a unit with a higher frequency emphasis, and cleaner than a Mutron III, at equivalent settings. Mine’s in dire need of a re-cap, so this ’emulation’ is slightly on the dirtier side. (2) 9V batteries not included.

All three HotKnobs are pre-programmed for making fine adjustments to several of the effects. Customize the sound, using these variations:

* [P] HotKnob (+/-) – adjusts Sculpt Mix + Low & High Drive, with Program Out Gain compensation. [default = 15]
* [A] HotKnob (+/-) – adjusts Sculpt X-Over frequency. [default = 40 = 800 Hz.].
* [B] HotKnob (CW) – adds Harpeggiator Rhythms A & B – 1 thru 20 + RND. [default = 0].

EXP1 sweeps Sculpt Filter Pre & Post values downward, for a ‘reverse wah’ effect overlay on the envelope filter. It also drops the HarPeggiator Length (2X speed), with a +5 to -5 Dynamics range.

Other options include momentary or latching versions of S&H only, with boosted Drive, ENV filter into S&H filter, or funky sequencing of all HarPeggiator FX. See the Program Notes for more information on PERFORM switch mappings.

8 comments on “Oberheim VCF-200”
  • funkeys on said:

    Is this also an attempt to recreate an effect that Zappa used? His Song Ship ahoy features a crazy filter section and there is also a bubbling section in Black Napkins (from the amazing Zoot Allures Album).

  • brock on said:

    Zappa was rumored to use this pedal (or something quite similar), but I didn’t target this Program as such. I do have a physical Oberheim VCF-200 here. This Program was intended to cover that feature set, and I added a few enhancements of my own.

  • funkeys on said:

    I didn’t want to spend the whole day on this, but just after fooling around with it for five minutes I got to this sound which really brings you close to the famous Zappa Ship Ahoy Sound.
    So thank you very much for this amazing preset!

  • brock on said:

    I can’t ask for better. My whole mindset with uploading Programs here is to make the base sound useful, then cram a whole lot of options in them for end users to customize to their specific needs. I’m glad you found this one useful.

  • funkeys on said:

    You did a great job on this one!!! First I was rushing over it. And I did not realize that I have to activate the arpeggiator ;-), but then – what a pleasure. Maybe if I want to get closer to the ship ahoy/black napkins bubbling filter I will spend some more time with the options you offer with this program, but I am not such a great tweaker and there is the danger to get completely lost. This already really nice the way I tweaked it after five minutes. I am still struggling though with Zappas Clean Sound like in Any kind of pain. Any suggestions from your side would be more than welcome.

  • ferociouslyslophisticated on said:

    Yo mr brock, I tried to mess with mixes but the harpeggiator always passes some clean signal, is that normal? I also tried to turn off the envelope filter but still I hear the fundamental note

  • brock on said:

    Wow, this is an old one. Let me revisit this Program and see what may be happening there. I did have less of a firm grasp on H90 programming nuances back then.

    First glance, I see the text body stating Program Mix 100%. In contrast to the screenshot at 92%, which is something I’ll do at times to ‘leak through’ a touch of pick attack.

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    • Category: Effect Other Sound
    • Revision: VCF.200
    • License: Custom License
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    • Modified: 4 years ago
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