Archive of the former Yahoo!Groups mailing list: All about the Roland Jupiter-series

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Subject: CEM chips ......not phat????

From: "Verschut, Ricardo" <ricardo.verschut@...>
Date: 2002-03-28

Date: Wed, 27 Mar 2002 23:13:32 -0600
To: "DJ Marmalade" <djmarmalade@...>,
"inform3r" <inform3r@...>,
"Dran Zef" <buzzardsun@...>,
From: "Paul Schreiber" <synth1@...>
Subject: Re: [AH] CEM chips ......not phat????
Message-ID: <006901c1d617$4e1e8760$71765140@...>

> Few would consider the memorymoog to be "thin", yet it has CEM 3340 VCO's,
> CEM 3340 LFO, CEM 3310 EG for BOTH VCA/VCF. It uses a 3080 for the VCA.
> only "discreet" component is the ladder filter(s).

Actually, the VCA is a CEM3360, as it is in the Jupiter 6, the Jupiter 8 and
the MKS80.

And certainly, CEM-based synths have a certain "sound" because they use true
grounded integrators
as opposed to state-variable filters with virtual ground integrators and
hence a different phase
response. Personally, state-variable filters have too much on an 'edge' for
my tastes. But that
doesn't mean they are "bad" just "different". Sort of like a clarinet and an

But again we are arguing over the taste of beers.

Paul S.