Whats the best alternative to a 1 Voice OB-6 with full midi control on filter+envelope?

Hello,

I am looking for just a single voice module with an SEM that has midi CC control over envelope/cutoff/resonance.

Very much like the Mutable Shruthi. I can’t do modular midi to CV because of space. I only have synth modules and control them with a master keyboard.

What I do is run an analog synth through it to bypass the built in digital oscillators. Unfortunately there is no SEM Shruthi kit to build.

The OB-6 is too much for now. If there was a Toraiz AS-1 like unit with the SEM, I’d try to get that.

Anyone have any ideas?

malekko manther maybe?

Hmm that is a SSM filter, not sure if I noticed an Oberheimy tone from it. Programming wise, that definitely fits the bill, the filter seems very different though.

it can get gnarly as hell, or purr like a kitten - sold to some lucky guy but not SEM

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The Sequential Pro 3 can do it:

“Filter 3 is a classic 2-pole, state-variable design based on the OB-6 filter that can be continuously varied between low-pass, notch, and high-pass operation, with an optional band-pass mode.”

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Oh yeah that is an option, but I was only looking for small modules, I shouldve clarified. There seems to be a space issue in my studio with 20+ synths :smiley:

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There’s also the OB-6 desktop:

Still too much? :wink:

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Avalon has sem filter but midi cc is limited to filter cutoff and only retrigger filter envelope

And it’s probably as expensive as buying a proper module / desktop

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Yeah too much heh, was looking between 250-450 for just 1 voice

Boomstar SEM?

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thats as much as a 6 voice OB6 on reverb!

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Out of my depth here but just obsessed with vcv rack and thus reading every thread about modular haha.

What about analogue solutions SEMBLANCE? It says it has midi….

Do you know if there is full midi on the envelope/ filter/ res on the SEMBLANCE?

Most of those modules have a very limited note midi recognition only. I almost bought the Polivoks desktop until reading it was only note input midi only.

I was trying to control the envelope via Midishaper plugin so I don’t have to touch it, unless there was built in presets, that would be even better.

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On the semblance you can only route one MIDI CC to filter cutoff. You may be able to modify it (or get a Telemark, which is a semimodular version of the Semblance), add some extra CV inputs and control them via MIDI /CV converters.
If you’re looking for a real alternative with full MIDI, there is only the Studio Electronics ATC-Xi (or the SE-3X) with a SEM filter. But the filter is only one part of many to get that sound. Not to mention, that these are more expensive than a 2nd hand OB-6 module.

Other analog synths may be:

  • SEMTex
  • Oberheim SEM
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Looks like SEMSVF Eurorack Tribute Adaptation Oberheim SEM Filter could be a good fit?

If you can deal with in the box, Arturia makes a great SEM VST…

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Im actually not a modular player, never can stand the spaghetti wires! I’m beginning to think I should start putting money into a piggy bank for the OB6 :smiley:

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If you can do with a modern interpretation of the analogue SEM, you could check out Fusebox by Analogue Solutions. I’ve got the MK I and it’s a great Oberheim’ish sound machine. I can tell, because I have SEMs in the Two Voice Pro as well.

If a plugin is acceptable there are pretty good emulation from:

  • GForce
  • Arturia
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As an OB6 (desktop) owner, I can say that I haven’t considered any other synths since my purchase. With the Arturia VSTs and the OB6 I barely touch my other gear. Wild!

Yep, Arturia is quite good!

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Yeah I used the Ipad version, which is why I was looking for some hardware step up from it

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