[sdiy] SSM chip reissue

[Michael E Caloroso]

The CA3280 dual OTAs are also matched, which the 2164 cannot claim.
There is no dual matched OTA IC currently available on the market.

MC

On 4/23/17, David G Dixon <dixon at mail.ubc.ca> wrote:
> The exponential response of the 2164 is good enough for just about anything
> you need it to do.  It is the heart of the Dixie, Rubicon, and Atlantis
> VCOs, and we have sold about a million dollars worth of those, so it can't
> suck all that hard.
>
>> -----Original Message-----
>> From: Synth-diy [mailto:synth-diy-bounces at synth-diy.org] On
>> Behalf Of Ian Fritz
>> Sent: Sunday, April 23, 2017 2:14 PM
>> To: Tom Wiltshire; Jay Schwichtenberg
>> Cc: synth-diy at synth-diy.org
>> Subject: Re: [sdiy] SSM chip reissue
>>
>>
>>
>> The CA3280 is a much higher performance chip. For example, it
>> has a specially designed low noise input.  The expo response
>> of the 2164 is pretty poor, compared with what one can do
>> with a good monolithic pair. Etc.
>>
>> Ian
>>
>>
>>
>> On 4/23/2017 12:52 PM, Tom Wiltshire wrote:
>> >
>> >
>> > Talking of which, why not use the 2164 instead of the
>> CA3280? You can
>> > use it for filters, VCAs, and VCOs, and it's got the exponential
>> > reposnse built in, unlike the CA3280.
>> --
>> ijfritz.byethost4.com
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