Hi Gregor,
I would imagine that most people would not go too mad on this value
really. I would worry more about initial vca trims on Trig 1 and 2
boards and then use vr14 on the m boards as a final tweak in a
calibration process.
--- In
yamahacs80@yahoogroups.com, "willgregori" <will.gregory@...>
wrote:
>
> Dear CS-80 friends,
>
> while tuning my CS-80 according to Yamaha´s adjustment procedure I
> wonder about the VCA #4 gain value (step 4 on page 15). This VCA
sets
> the individual output level of each Voiceboard.
>
> According to the manual it should be adjusted with VR14 to 80mV pp.
>
> This is ridicoulus low and my CS-80 came with a much higher level
on
> each card, so I am not sure if the value in the manual is correct.
>
> As I understand, increasing the output level of each card would
result
> into a better S/N ratio but could overload the following output
stages
> (PRA, Effect section etc.) if set too high, especially when playing
8
> voices together.
>
> Has anybody figured out already if those 80mV are accurate or if it
is
> recommended to adjust to a higher value here? To my feeling
something
> between 200 and 400mV should be more useful,
>
> Thanks, Gregor
>