MOTM

And digital output pins for "random gates/triggers", too. Let's make brown
noise!

Paul S.
Too much FS1R fun today


-----Original Message-----
From: The Old Crow <oldcrow@...>
To: motm@onelist.com <motm@onelist.com>
Date: Wednesday, November 03, 1999 4:57 PM
Subject: Re: [motm] whoever said electronic music was safe..?


>
>On Wed, 3 Nov 1999, Paul Schreiber wrote:
>
>> Can't speat for the Triton, but National Semiconductor used to make a
>> little 8-pin DIP part that did this. Was in MemoryMoog and others.
>> Turns out, the repeat time was short (like 5 seconds) and you could
>> "train yourself" to detect the cyclic nature. So Moog had to issue a
>> little kluge board with 2 of these, each clocked at a different rate,
>> then gated together. This "scrambled" the sequence and got rid of the
>> issue.
>
>  The MM5837.  A 17-stage feedback shift register.  Cute little device.  I
>made a better one a few years ago, though: a 12C508 (8-pin) PIC program
>for a 32-bit feedback shift register.  It included a little delay routine
>to alter to noise spectrum.  Hm, with a 12C672, I could put a control
>voltage in to set the noise clock rate..heh heh
>
>  --Crow
>
>/**/
>
>>