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>From: "Paul Schreiber" <synth1@...>the
>
>Errr...I said that. It divides from 2, 3, 4, 5, 7, 8, 9, 10.
>
>Paul S.
>
>-----Original Message-----
>From: Dave Bradley <daveb@...>
>To: motm@onelist.com <motm@onelist.com>
>Date: Wednesday, May 26, 1999 8:27 AM
>Subject: Re: [motm] Clock Divider ideas
>
>
>>From: "Dave Bradley" <daveb@...>
>>
>>As usual, I have to chime in and ask for weird stuff...
>>
>>How about the ability to divide by non binary values - divide by 3, 5, 7
>>etc. gives you the ability to set up and/or sequence poly rhythms easily.
>>
>>(Ducking)
>>
>>Dave Bradley
>>Principal Software Engineer
>>Engineering Animation, Inc.
>>daveb@...
>>
>>> -----Original Message-----
>>> From: Paul Schreiber [mailto:synth1@...]
>>> Sent: Tuesday, May 25, 1999 10:09 PM
>>> To: motm@onelist.com
>>> Subject: Re: [motm] New modules Status
>>>
>>>
>>> From: "Paul Schreiber" <synth1@...>
>>>
>>>
>>> >These all sound great! I'm interested in what your thinking of
>>> for both the
>>> >Lag and Divider modules.
>>> >
>>>
>>>
>>>
>>> The clock divider is "funny-looking" as in the simple form, has no pots
>>> (only jacks) and switches.
>>>
>>> You have an INput, that is set with a LM311 for 2.4V switchpoint (TTL
>>> compatible). Then, probably
>>> a little Xilinx pre-programmed 44 pin FPGA with symmetrical
>>> dividers from 2
>>> to 10. A switch
>>> to set outputs from 0-5V or +-5V (TTL mode or waveform mode). Or I
>could
>>> get fancy and have
>>> a symm/non-symm function. In non-symm, you get 1 pulse out only at the
>>> divide rate. In symm, you get a 50%
>>> duty cycle square wave at the divide rate.
>>>
>>> So, it's like half of a '120 with individual outs.
>>>
>>> The circuit is simple: a LM311, the Xilinx part (PLCC in a socket) and 2
>>> quad op amps, 9 jacks, 1 switch. 1U wide.
>>>
>>> The lag can be simple or complex, depending on price and the skill of
>>> designer.of
>>>
>>> >>Then 2 more filters (Moog and SEM) and THEN work on Baby MOAS
>Sequencer.
>>> >
>>> >>I am against VC-Q in general because it severly degrades CV
>feedthrough.
>>> >>I
>>> >>may do
>>> >>Thomas Henry's 3320-based LP/All-pass filter with VC-Q. The CEM
>>> chips are
>>> >>trimmed
>>> >>by zener-zap to minimize CV feedthrough, and I have access to 12,000
>>> >>them!
>>> >
>>> >
>>> >Bummer! I figgered there was a reason you'd not mentioned VCQ in
>>> the past.
>>> >VCQ is really powerful though so I'd like to see you look into the 3320
>>> idea
>>> >-- I've been using some 3320s with their VCQ to great success.
>>>
>>>
>>>
>>> I may have VC-Q on the Moog filter if it doesn't muddy up the sound too
>>> much.
>>>
>>> >
>>> >And after all those modules....maybe... the fabulous MOTM Ribbon
>>> >controller????
>>>
>>>
>>>
>>> Errr......don't hold your breath.
>>>
>>> Paul S.
>>>
>>>
>>>
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>>>
>>
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