[sdiy] Schippman Music VCF Module (was Re: SSM2164 last time buys)

[Tom Wiltshire]

100 Euro?

HoHoHoHoHoHo!!! Meanwhile, back on planet Earth....

T.


On 25 Feb 2011, at 14:52, Dennis Verschoor wrote:

> I think they are about 100 euro.
> 
> On Fri, Feb 25, 2011 at 3:13 PM, Paul Maddox
> <paul.Maddox.mail-list at synth.net> wrote:
>> 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.
>>>>>>> -- >> -- _______________________________________________
>>>>>>> -- >> -- Synth-diy mailing list
>>>>>>> -- >> -- Synth-diy at dropmix.xs4all.nl
>>>>>>> -- >> -- http://dropmix.xs4all.nl/mailman/listinfo/synth-diy
>>>>>>> -- >>
>>>>>>> -- >> _______________________________________________
>>>>>>> -- >> Synth-diy mailing list
>>>>>>> -- >> Synth-diy at dropmix.xs4all.nl
>>>>>>> -- >> http://dropmix.xs4all.nl/mailman/listinfo/synth-diy
>>>>>>> -- >>
>>>>>>> -- > _______________________________________________
>>>>>>> -- > Synth-diy mailing list
>>>>>>> -- > Synth-diy at dropmix.xs4all.nl
>>>>>>> -- > http://dropmix.xs4all.nl/mailman/listinfo/synth-diy
>>>>>>> -- >
>>>>>>> --
>>>>>>> --
>>>>>>> --
>>>>>>> -- --
>>>>>>> -- 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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>>>>>> 
>>>>> 
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>>> 
>>> 
>>> 
>>> --
>>> Music at: http://mono-poly.blogspot.com/
>>> 
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> 
> 
> 
> -- 
> Music at: http://mono-poly.blogspot.com/
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