This is EXACTLY what I am looking for in an
attenuator/inverter/amplifier. Well, almost: no rectifier? And
would this be 1U? And would this be MOTM eventually?
Mike
--- In motm@y..., jhaible@d... wrote:
> I plan do build a similar thing for my JH-5 (hybrid MOTM / do-it-
myself modular).
> But as today, unlike in Moog's modular days, electronic components
are much
> less expensive than front panel components, a purely passive
attenuator does not
> make much sense, IMO. What I plan is this:
>
> 3 or 4 attenuators in Moog configuration (inputs normalized to
previous Attenuator's
> input)
>
> Attenuators with on pot and one 3-way (on/off/on) switch for 3
options:
> (a) 0 ...1 (passive attenuation)
> (b) 0 ... -1 (invertin attenuation)
> (c) 0 ... 10 (gain to boost weak external signals. also soft
clipping fuction for
> use as overdrive / waveshaper
>
> A 4th (or 5th) output that simply adds all signals from unused
attenuator
> outputs (similar as with the Quad LFO, but with a dedicated summing
> output instead of using the last regular output.)
>
> So I can use one module as 4 separate attenuators (or inverters, or
gain
> stages), or as a 1 -> 4 signal distribution with individual scaling
(good
> for Aftertouch routing!), or a 1->3 distribution and 1 extra
attenuator,
> or a 4 -> 1 mixer (!), or a 1->2 distribution and 2->1 mixer, or
any other
> combination.
>
> JH.
>
>
>
> "T.J." <goku@n...> schrieb:
> > I used the Moog design for a passive attenuator. Simple design,
three
> > pots and 6 jacks. Wired so the first input will go to all 3
attenuators/
> > outputs. You disconnect the chain by plugging into the second
> > input/third input. So it can be a multiple as well. Very useful
module
> > in my setup. Perhaps a 1U Stooge panel if Paul has no plans to
release
> > such a module?
> > Terry
> >
> > coyoteous wrote:
> > >
> > > What does one do for additional attenuation in the MOTM world?
Most
> > > modules seem to have at least one input with no control and
none (I
> > > think) have output controls. I prefer the convention with no
output
> > > level controls and all input level controls (except v/8va
inputs). I
> > > understand that this is a trade off between circuit
functionality,
> > > panel real estate and module conventions - but, if this is
truly a
> > > "modular" system - where is the attenuator module? There needs
to be
> > > an alternative to burning a mixer (or half a mixer) to control
an
> > > input. Also, is there a down side to passive attenuation? (no
pun
> > > intended)
> > >
> >
> >
> >
> >
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