[sdiy] TB303 Slide

[Dave Manley]

Simulations, Tim? 

 Really?  

We don't need facts - we want to argue about what we 'know' to be true.

;-)

Dave

-------- Original Message --------
 From: Tim Stinchcombe <tim102 at timstinchcombe.co.uk>
 Sent: Fri, Jun 8, 2012 08:56 AM
 To: 'Mattias Rickardsson' <mr at analogue.org>
 CC: 'Synth DIY' <synth-diy at dropmix.xs4all.nl>
 Subject: Re: [sdiy] TB303 Slide

>> How would it know that it came from 0 V and not 1 V?
>
>Because the initial step was *two* volts and not one, and it has been
>charging for 15ms, starting from 0V.
>
>> No, they both follow the same curve from 1 V on - the 
>> exponential curve of the RC time constant in question. :-)
>
>Here is simulation output of the two curves:
>
>http://www.timstinchcombe.co.uk/synth/const_time_glide.gif
>
>As noted before, at any given time the gradient of the 1-2 curve (red) is
>always less than (actually half) that of the 0-2 curve (green) - you simply
>cannot 'drop' one on top of the other!!!
>
>Tim
>__________________________________________________________
>Tim Stinchcombe 
>
>Cheltenham, Glos, UK
>email: tim102 at timstinchcombe.co.uk
>www.timstinchcombe.co.uk
>
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