TAU 1010 schematic

[Donald Johnson]

From:           	Self <Single-user mode>
To:             	synth-diy at mailhost.bpa.nl
Subject:        	Re: TAU 1010 schematic
Date sent:      	Mon, 22 Mar 1999 08:40:07 -0800

> Date sent:      	Sun, 21 Mar 1999 21:27:31 -0800
> From:           	patchell <patchell at teletrac.com>
> To:             	synth-diy at mailhost.bpa.nl
> Subject:        	TAU 1010 schematic
> 
> >     Ok, here it is.  The schematic diagram for the TAU 1010 Ladder
> > filter.  There are two "mysterious" modules on the board.  One is real
> > simple, an exponential converter.  The other is a little tougher, but I
> > suspect that it is just an OTA and an OPAMP in a box.
> > 
> >     This was much more constructive that sitting in front of the TV
> > watching She Devil.
> > 
> >     -Jim
> > 
> > http://www.silcom.com/~patchell/TAU1010/TAU1010.PDF
> > 
> > 
> > -----------------------------------------------------------------
> > Visit:http://www.silcom.com/~patchell/
> > -----------------------------------------------------------------
> 
>  I've seen your schematic - thanks for sharing the information and
>  your work. Is the "mystery" module a TAU 1270? I have some
>  specs on this beast. Let me know.
> 
>  don.

 I found a few more of my CFR Technotes. The VCF module
 probably has a TAU 1212 and a TAU 1220 module - right?
 The OTA/OpAmp module has a Sum 'S' and Reference 'R' pins.
 The Exponential converter apparently could do logarithmic
 conversion too. I think It has a tempco resistor in it.

 don.


( (        don johnson        ) )
 \ \                         / /
) ) ) donaldj at infomatch.com ( ( (
 / /                        \ \
( (    dla kwe Ensign Core   ) )