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SergeModular

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Message

Re: EQ Module

2007-11-16 by Kim Hansen

Hi


On Nov 15, 2007, at 2:02 PM, riluttante wrote:

> I'm in the process of going over my system to deepen my understanding
> of its modules,
> especially the functions that aren't clear to me. I'll be posting
> comments and questions
> that arise in the next few days. Maybe I can collect some of the info
> for the www.serge-
> fans.com "wizardry" section, as some module descriptions there could
> use some more
> detail.
>

Good idea - i'd like to help




> I own two EQ modules, on two different panels. I'm not quite
> understanding the COMB
> outputs.
>
> The catalog reads:
> "There are three equalized outputs, two which mix the alternate
> filter bands, and one
> which is a mix of all filter bands. The upper (↑ COMB) lets
> pass the outputs of frequency
> bands at 61 Hz, 218 Hz, 777 Hz, 2.8Khz, and 11 Khz. The lower
> (↓ COMB) mixes the other
> bands (29,115,411,1.5K,5.2K)."
>
> So I was expecting the two COMB outputs to output five alternating
> bands each, or no
> signal in case none of its associated controls are turned up.
> However, the only difference I
> can tell between the two outputs is that they seem to be 180 degrees
> out of phase with
> each other (inverted). Every band seems to be audible at both COMB
> outputs.
> Can someone explain this?


I don't find the two comb outputs to be out-of-phase when the controls
are at 12 o´clock
- only when the pots are turned up or down, and then it seems like the
phase-relationship between the
adjacent bands turn with the pot.


Kim



>
> Thanks!
>
>
>

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