Ringing oscilators/Re: More about 3310 and envelopes

[Fraser, Colin J]

> -----Original Message-----
> From: nss at hevanet.com [mailto:nss at hevanet.com]
> Sent: 16 November 2000 08:34
> To: synth-diy at node12b53.a2000.nl
> Subject: Ringing oscilators/Re: More about 3310 and envelopes
> 
> 
> This talk of damping and retrigering sounds brings a question I had to
> mind; A while ago I made, more or less, a clone of the bass 
> drum circuit
> of the tr-808. I substituted pots for the two resistors which control
> the tuning. Other than that it is about the same. Sometimes when the
> decay is set long enough, and  it is retriggered, it will 
> silence it.

Yep, the real 808 does this when it's modded for super long decay too.

> I figure this is because the incoming pulse is hitting it out of phase
> with what is currently ringing. It does it at some freq more than
> others. Does this sound like what is going on? Does the original 808
> exibit any of this behavior at long decay settings?(I have never even
> seen one) Any suggestions how to avoid this? 

You figure correctly.
I like it. It adds a bit of grooviness.
If you don't want it to happen, just compress the hell out of it and use a
shorter decay.

Colin f