[sdiy] SSM2164 last time buys

[Paul Maddox]

Thanks, Had a listen to some demos on youtube (oddly there's none of
their own website), sounds quite nice. Would like to know pricing and
availability.

Paul


On 25 February 2011 13:15, Dennis Verschoor <modular at gmail.com> wrote:
> It's an improved version of what is the vcf2 in the ebbe und flut.
>
> On Fri, Feb 25, 2011 at 1:52 PM, Paul Maddox
> <paul.Maddox.mail-list at synth.net> wrote:
>> Nice,
>>
>>  I like it, would like to "hear" it though.
>>
>> Paul
>>
>> On 25 February 2011 12:32, Olivier Gillet <ol.gillet at gmail.com> wrote:
>>> In the "potted module" category, has anyone seen this?
>>> http://www.schippmann-music.com/downloads/VCF2_Datasheet_ENG.pdf
>>>
>>> On Fri, Feb 25, 2011 at 1:23 PM, Paul Maddox
>>> <paul.Maddox.mail-list at synth.net> wrote:
>>>> David,
>>>>
>>>>  he has indeed, and I have one that I'm working with for a personal
>>>> project, however, they're not SMD, they're more like 0.6" wide body 16
>>>> Pin chip sized devices. I couldn't use them for a kit/commercial
>>>> product.
>>>>
>>>> Paul
>>>>
>>>>
>>>> On 25 February 2011 07:58, David <dingebre at 3dphysics.net> wrote:
>>>>> George Hearn has done this already. He built a 2040 clone, VCO, ADSR, and a
>>>>> VCA already in very small and useable potted packages with surface mount
>>>>> chips.
>>>>>
>>>>> http://sites.google.com/site/hearnmorley/
>>>>>
>>>>> David
>>>>>
>>>>> -- -----Original Message-----
>>>>> -- From: synth-diy-bounces at dropmix.xs4all.nl [mailto:synth-diy-
>>>>> -- bounces at dropmix.xs4all.nl] On Behalf Of Joe Grisso
>>>>> -- Sent: Friday, February 25, 2011 12:23 AM
>>>>> -- To: Paul Maddox
>>>>> -- Cc: SynthDIY
>>>>> -- Subject: Re: [sdiy] SSM2164 last time buys
>>>>> --
>>>>> -- Well, I know it's a sin to mention this in the SDIY forum (heheh), but
>>>>> -- I think a SMT discrete VCA could fit into a very tiny space. However,
>>>>> -- I don't know whether or not a good quality quad discrete VCA could fit
>>>>> -- into the space that a DIP16 would allow. A simple gilbert multiplier
>>>>> -- definitely would, but that's quite simple.
>>>>> --
>>>>> -- Best,
>>>>> --
>>>>> -- Joe
>>>>> --
>>>>> -- On Fri, Feb 25, 2011 at 12:18 AM, Paul Maddox
>>>>> -- <paul.Maddox.mail-list at synth.net> wrote:
>>>>> -- > The problem is, how much PCB space does his VCA take?
>>>>> -- > I suspect that using the SSM2164 will give me 4 VCAs in less space
>>>>> -- > than one discrete one. Plus the matching between them will be a lot
>>>>> -- > tighter.
>>>>> -- >
>>>>> -- > I full appreciate the reason for discrete parts, but in products that
>>>>> -- > you want to make small, or to keep costs down (Complexity/ease of
>>>>> -- > setup/PCB size/parts) there's a trade off to be had.
>>>>> -- >
>>>>> -- > Paul
>>>>> -- >
>>>>> -- > On 25 February 2011 06:55, David <dingebre at 3dphysics.net> wrote:
>>>>> -- >> It's interesting. In my interaction with Nyle in my Synthasystem
>>>>> project, I
>>>>> -- >> asked Nyle why his circuits were essentially all discrete except for a
>>>>> few
>>>>> -- >> op amps. His comment was he didn't want to be locked into a specialty
>>>>> chip.
>>>>> -- >> He wanted to be able to build his circuits 30 years down the road and
>>>>> not
>>>>> -- >> worry about a chip being obsolete. Here I am 35 years later and
>>>>> building his
>>>>> -- >> designs with no problem.
>>>>> -- >>
>>>>> -- >> The one exception is the MC1495 multiplier in his Ring Modulator.
>>>>> Although
>>>>> -- >> Arcade Game Chips has a stock of 30,000, or so he tells me :)
>>>>> -- >>
>>>>> -- >> David
>>>>> -- >>
>>>>> -- >> -- -----Original Message-----
>>>>> -- >> -- From: synth-diy-bounces at dropmix.xs4all.nl [mailto:synth-diy-
>>>>> -- >> -- bounces at dropmix.xs4all.nl] On Behalf Of megaohm
>>>>> -- >> -- Sent: Thursday, February 24, 2011 11:13 PM
>>>>> -- >> -- To: Tom Wiltshire
>>>>> -- >> -- Cc: synthdiy diy
>>>>> -- >> -- Subject: Re: [sdiy] SSM2164 last time buys
>>>>> -- >> --
>>>>> -- >> -- On Thu, Feb 24, 2011 at 9:04 AM, Tom Wiltshire
>>>>> <TOM at electricdruid.net>
>>>>> -- >> wrote:
>>>>> -- >> -- >
>>>>> -- >> -- > Analog Devices have listed SSM2164 as "Still In Production but
>>>>> Not
>>>>> -- >> Recommended for
>>>>> -- >> -- New Designs", and have "last time buy" by the available product
>>>>> models
>>>>> -- >> (leaded devices
>>>>> -- >> -- became obsolete some while ago).
>>>>> -- >> -- >
>>>>> -- >> --
>>>>> -- >> -- That sucks. I was going to start experimenting with that IC more
>>>>> -- >> seriously.
>>>>> -- >> -- I hadn't before because I assumed it would be obsolete soon. I
>>>>> didn't
>>>>> -- >> -- think it would be this soon!!!
>>>>> -- >> --
>>>>> -- >> -- At least there is the 13700 still. With the right circuit I
>>>>> actually
>>>>> -- >> -- prefer these over any specialty IC for VCA circuits.
>>>>> -- >> -- But...it's just a matter of time before these are gone, too.
>>>>> -- >> -- Time to go discrete.
>>>>> -- >> -- _______________________________________________
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>>>>> -- >>
>>>>> -- >> _______________________________________________
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>>>>> -- >>
>>>>> -- > _______________________________________________
>>>>> -- > Synth-diy mailing list
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>>>>> -- >
>>>>> --
>>>>> --
>>>>> --
>>>>> -- --
>>>>> -- Joe Grisso
>>>>> -- Detachment 3, Ltd.
>>>>> -- _______________________________________________
>>>>> -- Synth-diy mailing list
>>>>> -- Synth-diy at dropmix.xs4all.nl
>>>>> -- http://dropmix.xs4all.nl/mailman/listinfo/synth-diy
>>>>>
>>>>>
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> Music at: http://mono-poly.blogspot.com/
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