Analog Sequencer/Sampler? (e)eprom

Hairy Harry paia2720 at hotmail.com
Fri Aug 11 18:57:36 CEST 2000


If I get this... the question is storing an analog value
like a CV in an eeprom... making a sequencer without "pots".
If this is the case it should not be too hard. The same digital
conversion is needed, but the number of bits MIGHT be less
if you can "quantize".  We all quantize anyway... just some
(like 8 bit) are more obvious than others (like 16 bit)

I think it would be "every BYTE an analog value..."

H^)  harry


>From: Jim Patchell <patchell at silcom.com>
>To: synth-diy <synth-diy at node12b53.a2000.nl>
>Subject: Re: Analog Sequencer/Sampler? (e)eprom
>Date: Fri, 11 Aug 2000 07:17:46 -0700
>
>     As far as I know, you are not going to be able to store an analog 
>value in a
>bit of an (e)eprom.  If perfermance is what you want, I don't think you be 
>able to
>beat the (ugh!) digital solutions that have been put forward.  If you are 
>going to
>try to store a waveform into an eprom in an analog sense, assuming that it 
>could
>be done, when you are done, you will still have a sampled waveform.  The 
>only way
>I know of to store a waveform in a purely analog form requires the use of 
>rotating
>machinery (tape deck).
>
>     On the other hand, don't let nay-sayers like me deter you in your 
>quest.  Who
>knows you might actually come up with something.
>
>     -Jim
>
>paulvb wrote:
>
> > I don't mean storing digital samples of analog sound digitaly in 
>(e)eproms. I
> > meant storing analog data in (e)eprom. every bit an analog value.
> >
> > >===== Original Message From Jim Patchell <patchell at silcom.com> =====
> > >    You can do this with a PC based sound card and an EProm programmer. 
>  Just
> > >record the sound and create a .wav file.  You will have to write some 
>code to
> > >extract the data from the .wav file, but, this can then be burnt into 
>an
> > eprom.
> > >
> > >    -Jim
> > >
> > >paulvb wrote:
> > >
> > >> Is there anybody who has any experience in recording analogly to 
>(e)eproms.
> > >> I just read a little about it, and i heard that some answering 
>machines use
> > >> this method.
> > >>
> > >> Paul v b
>

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