[sdiy] SSM2164 to use as ring modulator...

Pete Hartman pete.hartman at gmail.com
Fri Feb 14 04:06:32 CET 2014

I'm going to assume Jean-Pierre was including the Cool Audio V2164 in
the blanket of the SSM2164.  Those are definitely still being made and
available inexpensively--for repairing vintage synths or building new
stuff. :-)


On Thu, Feb 13, 2014 at 9:00 PM,  <rsdio at sounds.wa.com> wrote:
> Whoa! This is a part that is no longer being made. Why would you design
> something new to use parts that might be the only way to repair some vintage
> analog synth? I know that Analog Devices continued to make the SSM2164 after
> SSM, for a while, but I see that their web site currently marks this part as
> discontinued/obsolete (last time to buy: Dec 2012, last ship date: Dec
> 2013).
> I don't have a complete list of the vintage synths that use the SSM2164, but
> someone might think you insensitive to go out of your way to use up these
> parts when they might be needed for existing designs. Don't do it, man!
> I'd recommend designing around the AD633 or some other modern part that's
> still recommended for new designs. If there are distortion characteristics
> in the SSM2164 that you like, I bet you can design that distortion into your
> ring modulator, and it could be even more flexible. Note that Analog Devices
> still manufactures the SSM2108, a single VCA.
> Brian Willoughby
> Sound Consulting
> On Feb 13, 2014, at 12:27, Jean-Pierre Desrochers wrote:
>> Would it be a good idea to use the venerable SSM2164
>> for a ring modulator project (dual, quad)?
>> The modulation could be log (by default) or lin
>> with some tweakings..
>> I could also use the AD633 but I'm just wondering.
>> I already have plenty of 2164 chips so..
>> JP
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