[sdiy] Schmitz ADSR replace pots with CV control?

[Paper Products]

This reminds me I have 6 ssm2056 I harvested from a badly acid eaten and otherwise destroyed poly 61. Easiest way to get a standard envelope I can think of. 

Nate 



> On Nov 26, 2013, at 11:16 AM, "Paul Burns \(Fitvideo\)" <paul at fitvideo.co.uk> wrote:
> 
> 
> http://www.frequencycentral.co.uk/?page_id=603
> 
> 
> regards
> 
> Paul
> -----Original Message-----
> From: synth-diy-bounces at dropmix.xs4all.nl
> [mailto:synth-diy-bounces at dropmix.xs4all.nl] On Behalf Of Roman Sowa
> Sent: 26 November 2013 15:00
> To: Tom Wiltshire
> Cc: synth-diy
> Subject: Re: [sdiy] Schmitz ADSR replace pots with CV control?
> 
>>>> yes, and frankly I thought about making semi-digital envelope 
>>>> recently.
>> 
>> Come over to the dark side, Roman.You know it makes 
>> sense...</darthvoice>
> 
> I've been at the dark side for last couple of years, there are a lot of good
> wariors out there, don't need me too...
> 
>> 
>> Come come! We're on 125ns instruction cycles here! The interrupt 
>> latency on the mid range PICs is usually 3 cycles - 375ns. Perhaps 
>> dedicated logic is faster, but no-one is ever going to notice when 
>> we're so many orders of magnitude lower than human perception.
> 
> it's a trap!
> you think one microsecond here, one there, nobody notices. And suddenly you
> need 3GHz quad core processor to open plain ASCII editor in less than a
> minute from power up. I'll stop this rant now...
> 
> Anyway, I agree that EG is excellent example of where low-end micros can be
> used and it still sounds as analog as it can be heard. And it's a matter of
> taste if you like bunch of logic more than a single chip. This is not Design
> For Manufacturability, it's DIY...
> 
>> 
>> Concepts of "elegance" in a design are definitely subjective, but for 
>> me, a big spaghetti pile of logic looks complicated and messy. I'd 
>> much rather see one chip and a few lines of code - my concept of 
>> "elegance" is close to "how few chips can you use?", even to the 
>> extent of preferring two op-amps over four. But that's me.
> 
> yeah! And I'm sure your code is as elegant as it can be. It's fun to see so
> many ways of doing the same thing.
> 
> Roman
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