Have you ever done a "blind" test, either with somebody else playing the two keyboards or yourself playing both from a MIDI keyboard and getting somebody to switch mixer channels between the 1 and the 101? That would determine it for certain...
Simon
----- Original Message -----
From: Scott Nordlund
To: CZsynth@yahoogroups.com
Sent: Wednesday, March 23, 2005 8:36 AM
Subject: RE: [CZsynth] Re: CZ-1 sound-same as 101,1000,3000,5000
>Hi Everybody,
> OK, from my experience the CZ-1 sounds thinner than the CZ-101.
>The CZ-101 just blows away the CZ-1 when it comes to the bass and
>range. I play by ear and find I get more of "THAT" sound from the
>CZ-101. They sound close, but no cigar for the CZ-1. It's just
>missing something that is difficult to describe.
> Could be a few reasons for this. The CZ-101 does use different CPU
>(uPD7811G)than the CZ-1(uPD7810HG), but both use the similar uPD933D
>(CZ101)and uPD933AC(uses 2 of these on CZ1) for the music LSI. The
>12-bit DAC and expanders are also different components on the CZ-101
>and CZ-1. So there are some slight differences in the sound
>generating hardware on these synths, they are not identical.
> But perhaps the biggest difference is the voltage applied to the 4558
>final output op-amp. The CZ-101 being battery powered, runs on
>+,-9 volts, while the CZ-1 runs at +,-15 volts. The original designers
>of the CZ optimized the design around the original CZ-101.
> Should be noted all of the battery powered CZ's use identical
>components for sound generation. (CZ101,1000, 230S). Not sure about
>the CZ3000,5000. But I suspect there may be a slight difference, as
>when I A/B my 3000 to the 101, I still prefer the sound of the CZ-101.
>Could be the 9 volts driving that 4558 making the difference?
> I like all of my CZ's, and I wish my supirior CZ-1 sounded as good
>as my battery operated CZ's, but the portables seem to have an
>edge soundwise, to my ears anyway!
I'm pretty sure the only possible factor in the sound would be the DAC.
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Re: [CZsynth] Re: CZ-1 sound-same as 101,1000,3000,5000
2005-03-23 by Simon Beck