Yamaha CS80

There's quite some filtering going on in the volume pedal circuit.

JH.


> By ear, around 6db/Oct.
> Test by  yourself, select one channel, one wave,LPF opened, HPF closed , no
> resonance , master brilliance and resonance to 0, scaling to 0; play a
> whatever note and sweep down with ribbon caring to pay attention when the
> pitch goes under 100Hz , it seems the harmonic beyond 2KHz are "muted" as if
> there was a lowpass. The tests that Tim made feature a single low C
> transposed 16' to 2'.
> Max
> M
>   ----- Original Message ----- 
>   From: laurie 
>   To: yamahacs80@yahoogroups.com 
>   Sent: Monday, December 05, 2005 3:33 PM
>   Subject: Re: [yamahacs80] harmnic loss - how is possible ?
> 
> 
>   Max, can you define sensible loss for me...how many db per octave
> 
>   Max Fazio wrote:
> 
>   >  Hi all , want to solve a doubt
>   > I made some FFT analyses on the pure VCO waves and I discovered that,
>   > without any filter influencing the sound, there is a sensible loss in
>   > Hi and mid-hi harmonics below 100Hz which is proportional to the
>   > pitch, the lower the pitch the lesser harmonix. I'd like to know why
>   > is that and what this can depend on...
>   > Thx for your reply
>   > M
>   >
>   > [Non-text portions of this message have been removed]
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