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 Forum index » DIY Hardware and Software
Buchla 266 MM5837 Digital Noise IC
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funkyfarm



Joined: Jan 21, 2007
Posts: 583
Location: France
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PostPosted: Sun Jan 11, 2009 4:12 am    Post subject: Buchla 266 MM5837 Digital Noise IC
Subject description: groupbuy ?
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Hi !

Buchla 266 MM5738 Digital Noise IC : pack of 10.

http://cgi.ebay.fr/ws/eBayISAPI.dll?ViewItem&ssPageName=STRK:MEWAX:IT&item=290265645199

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Hi !

This seller don't ship to France.
I live in France.

I'm sad.

Cheers,

ff


PS : 70 pieces left today. It says Brand new not pulls or counterfeits. but it seems to be pulled...


[edit]I've edited the title ; remplacing MM5738 with correct MM5837 Very Happy [/url]

Last edited by funkyfarm on Fri Jan 16, 2009 1:59 am; edited 1 time in total
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e-grad



Joined: Sep 12, 2008
Posts: 142
Location: Berlin

PostPosted: Sun Jan 11, 2009 4:24 am    Post subject: Reply with quote  Mark this post and the followings unread

At least by now they state
Quote:
Authentic socket pulls now increasingly hard to find!
.

Accord. to Analogue Heaven technologytransplant and the well reputed chipforbrains are the same.
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Luka



Joined: Jun 29, 2007
Posts: 1003
Location: Melb.

PostPosted: Sun Jan 11, 2009 4:49 am    Post subject: Reply with quote  Mark this post and the followings unread

hey i can grab a 10pack and send you some man
happy to split it in half if you wish

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funkyfarm



Joined: Jan 21, 2007
Posts: 583
Location: France
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PostPosted: Mon Jan 12, 2009 9:12 am    Post subject: Reply with quote  Mark this post and the followings unread

Coool !

I'm a little bit surprised and/or suspicious that no one here in Europe seem to be interested.

I'm back on Friday.

Cheers,

ff
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blue hell
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Joined: Apr 03, 2004
Posts: 24456
Location: The Netherlands, Enschede
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PostPosted: Mon Jan 12, 2009 10:57 am    Post subject: Re: Buchla 266 MM5738 Digital Noise IC
Subject description: groupbuy ?
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funkyfarm wrote:
Buchla 266 MM5738 Digital Noise IC : pack of 10.


Just for what it's worth ... there seems to be a mix up of a couple of things ...

The link points to a site advertizing MM5837N noise source for the poly moog, not for a buchla. The MM5738 seems to be a calculator chip, but note the digit swaps. Also http://www.musicsynthesizer.com/Buchla/source_of_uncertainty.htm (schematics for the buchla 266 source of uncertainty) doesn't list either of these chips in it's schematics ... it uses a traditional parallel out shift register for the random generator ... and it needs to be done that way to be able to get the 2^n and the n+1 outputs.

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also .. could someone please turn down the thermostat a bit.
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numbertalk



Joined: May 05, 2008
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PostPosted: Mon Jan 12, 2009 11:03 am    Post subject: Re: Buchla 266 MM5738 Digital Noise IC
Subject description: groupbuy ?
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I believe he did mean an MM5837 from a Buchla SOU clone project by member vtl5c3:

http://electro-music.com/forum/download.php?id=15753

Blue Hell wrote:
funkyfarm wrote:
Buchla 266 MM5738 Digital Noise IC : pack of 10.


Just for what it's worth ... there seems to be a mix up of a couple of things ...

The link points to a site advertizing MM5837N noise source for the poly moog, not for a buchla. The MM5738 seems to be a calculator chip, but note the digit swaps. Also http://www.musicsynthesizer.com/Buchla/source_of_uncertainty.htm (schematics for the buchla 266 source of uncertainty) doesn't list either of these chips in it's schematics ... it uses a traditional parallel out shift register for the random generator ... and it needs to be done that way to be able to get the 2^n and the n+1 outputs.
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blue hell
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Joined: Apr 03, 2004
Posts: 24456
Location: The Netherlands, Enschede
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PostPosted: Mon Jan 12, 2009 11:07 am    Post subject: Re: Buchla 266 MM5738 Digital Noise IC
Subject description: groupbuy ?
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numbertalk wrote:
He did mean an MM5837 from a Buchla SOU clone project by member vtl5c3:


Ah ok, that clears it up then, thanks!

Was just wondering BTW what the chip would do exactly & got confused trying to look it up ... but got that sorted out now too Wink

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also .. could someone please turn down the thermostat a bit.
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mono-poly



Joined: Jul 07, 2004
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PostPosted: Mon Jan 12, 2009 1:24 pm    Post subject: Reply with quote  Mark this post and the followings unread

funkyfarm wrote:
Coool !

I'm a little bit surprised and/or suspicious that no one here in Europe seem to be interested.

I'm back on Friday.

Cheers,

ff


Contact me i did order a batch of 10.
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Peake



Joined: Jun 29, 2007
Posts: 1113
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PostPosted: Mon Jan 12, 2009 6:31 pm    Post subject: Reply with quote  Mark this post and the followings unread

I cannot believe that the day has come when early digital noise is desirable...

KaDUNKacha...kaDUNKacha...KaDUNKacha...

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etaoin



Joined: Jun 30, 2005
Posts: 761
Location: Utrecht, NL

PostPosted: Tue Jan 13, 2009 1:00 am    Post subject: Reply with quote  Mark this post and the followings unread

Indeed, the very chips Korg did a revision of the Mono/Poly for because they were so completely terrible (i.e. it has an audible repeat).
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funkyfarm



Joined: Jan 21, 2007
Posts: 583
Location: France
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PostPosted: Fri Jan 16, 2009 2:16 am    Post subject: Reply with quote  Mark this post and the followings unread

Peake wrote:
I cannot believe that the day has come when early digital noise is desirable...

KaDUNKacha...kaDUNKacha...KaDUNKacha...


Here comes the day a 266 is desirable for everyone.

This is not a day, this is history. Smile


Quote:
it has an audible repeat


That's what digital noise are all about ?
I've understand Buchla random voltage sources to be drastically random, gently cyclic. either the noise source ?
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Luka



Joined: Jun 29, 2007
Posts: 1003
Location: Melb.

PostPosted: Fri Jan 16, 2009 3:19 am    Post subject: Reply with quote  Mark this post and the followings unread

i dont think ill buy a set of these chips now
so if anyone has any spare please let me know

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problemchild
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