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Glam - Pt2399 running off 6.7v?

Started by MAO, May 04, 2016, 12:08:09 AM

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MAO

I found this info posted on tagboards:

Sean Caskey25 March 2016 at 12:10
Found this info: Delay times for pt2399

with pin 6 grounded,
5V supply = 24ms
6V = 18ms
6.5V = 16.5ms
7V = 15ms
7.5V = 14ms
8.5V = dead chip


I went ahead and tried 5.7v, 6 and 6.7v.

Seems like the chorus progressively tightened up but also got a bit darker and less lush. It seems like the depth is backed off somewhat with the higher voltages.

5.7v was still pretty good as is, but I think there may be some tweaking needed for the higher voltages.

Would lowering R18 add back some depth? And hopefully some brightness?

What about C18, does that somehow affect the tone?

Guess I'll try them tonight and find out.