Doepfer

Can the new a131 sound clean if you turn down the input level or does 
it always distort? Is the distortion a hard clip or a soft clip?

Adam.



--- In Doepfer_a100@y..., bakis Sirros <synth_freak_2000@y...> wrote:
> hi tim,
> what i have found so far:i had some new
> a131(v2.2001).i noticed that if you turn the input
> knob all the way up the output uis much louder than
> the older a131's and it is distorted too...dieter told
> me that they made the new a131 this way because many
> customres asked for distorted sound without the use of
> the a136(!!!!?????).but to my ears this distortion
> doesn't sound good.i find the sound of the new a131'as
> to be more harsh.the older a131's had a more warm
> sound that i liked best.similar warm sounding is the
> a132 too,so i use the a132 for audio from now on...
> about the a130:i don't have any new a130's so,i can't
> make any comments about their sound...but i find it
> really annoying for the new a131's to have that harsh
> sound and to give you distortion without me asking for
> it!!i preferd the old ones!!!!dieter told me that the
> older a131 that used the curtis chips, now they would
> be more expensive because the price of the curtis CEM
> chip used in these a131's are much higher
> now...(damn!!!!).so,i'll settle for the
> a132's........the a132's ,despite the fact that they
> use the same RCA chips as the new a131's, they don't
> sound harsh but warm like the old a131's,i really
> don't know why...
> of course that's only MY opinion.
> bakis.
> 
> 
> --- Stinchcombe Timothy <tstinchcombe@q...>
> wrote:
> > Hi Bakis
> > 
> > > HMMM.....interesting...i hadn't notice that adsr
> > > clipping that you mention...anyway,my favourite
> > vca's
> > 
> > Discovering the similar problem with the 140 into
> > the CV1 socket of the 131 when I first got my
> > oscilloscope made me realise what an invaluable
> > piece of kit it is (especially for the A-136 - my
> > hat off to those who use that module without one..
> > but then we've had that discussion before!). It took
> > quite a lot of experimentation with a 'slow'
> > envelope to be able to *hear* the effect (rather
> > than see it on the 'scope), i.e. the volume
> > levelling off for a period and then starting to
> > drop, rather than continually increasing in 'attack'
> > and immediately decreasing on 'decay'. I now always
> > use the 140 into CV2 with the pot set at about 6.
> > 
> > > in terms of sound is the A132!!!because of the
> > > different sound of the new versions of the
> > a130/a131
> > > vca's.the A132 haven't been changed,and it sounds
> > > warmer ,to my ears,of course...so,i use the a132
> > for
> > > audio and cv signals.any opinions about that
> > > difference in sound of the new version(v.2 ,2001)
> > > a130/a131???
> > 
> > The old 130/131 used the Curtis (CEM) PA381/382 VCA
> > chips, which were presumably specifically designed
> > to have nice characteristics for audio. The 132 uses
> > the RCA CA3080 chip, which is probably why it sounds
> > different. My 131 *is* the re-designed one (marked
> > v2, 2001), and it now also uses the 3080 chip, so
> > I'm guessing it will sound similar to the 132. I
> > don't know that I'm a sophisticated enough user to
> > be able to hear the difference, but I'll have a go
> > at the weekend!
> > 
> > My 130 has a PA381 chip, so I guess its an 'old' one
> > - its marked 'v2, 1996', so I'm assuming that the
> > new one, if/when it exists, will be 'v3'. I would be
> > interested to hear from anyone else if they have a
> > 'v3' 130, and whether my assumption that it must
> > also use the 3080 chip is correct or not. (Some of
> > this is from memory, so I'll correct on Monday if
> > its found to be lacking...!)
> > 
> > I also agree with Joe, I find the 132 real nice to
> > use for varying modulation depth, and as it is DC
> > coupled (unlike old 130) I occasionally use it to
> > 'multiply' CVs too...
> > 
> > Tim
> > 
> > [The views expressed above are entirely those of the
> > writer and do not represent the views, policy or
> > understanding of any other person or official body.
> > Personal email. This email is personal. It is not
> > authorised or sent on behalf of the sender's
> > employer. This email is the personal responsibility
> > of the sender.]
> > 
> > 
> > The Information contained in this E-Mail and any
> > subsequent correspondence
> > is private and is intended solely for the intended
> > recipient(s).
> > For those other than the recipient any disclosure,
> > copying, distribution,
> > or any action taken or omitted to be taken in
> > reliance on such information
> > is prohibited and may be unlawful.
> > 
> 
> 
> =====
> synthfreak(parallel worlds)
> athens-greece
> [Doepfer_a100] group owner-moderator
> 
> __________________________________________________
> Do You Yahoo!?
> LAUNCH - Your Yahoo! Music Experience
> http://launch.yahoo.com