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  Topic: 8038-based LFO from "Synthesizer for the 21st Century"
marcusriley

Replies: 2
Views: 3630

Post Posted: Mon Dec 23, 2019 8:39 am    Subject: 8038-based LFO from "Synthesizer for the 21st Century"
Forum:  DIY Hardware and Software » Thomas Henry designs
I could potentially screenshot the circuit I'm looking to alter, if people think it would help and wouldn't violate legal issues.
  Topic: 8038-based LFO from "Synthesizer for the 21st Century"
marcusriley

Replies: 2
Views: 3630

Post Posted: Sun Dec 22, 2019 11:18 pm    Subject: 8038-based LFO from "Synthesizer for the 21st Century"
Subject description: Coupling and offsetting
Forum:  DIY Hardware and Software » Thomas Henry designs
Hi all -

I recently purchased a copy of "Synthesizer for the 21st Century" looking for a design solution to get a decent LFO from an 8038 IC. (I posted about struggling a bit with the 80 ...
  Topic: 8038 LFO
marcusriley

Replies: 4
Views: 3057

Post Posted: Sat Dec 21, 2019 4:42 pm    Subject: 8038 LFO
Forum:  DIY Hardware and Software
Well, maybe I'm attaching the potentiometer incorrectly - but based on the actual schematic (figure 1 in the Intersil application notes), it's not quite working as expected at audio rate either.
It ...
  Topic: 8038 LFO
marcusriley

Replies: 4
Views: 3057

Post Posted: Sat Dec 21, 2019 3:07 pm    Subject: 8038 LFO
Forum:  DIY Hardware and Software
Hi all -
I just came into a dozen 8038 ICs. I know they're a much-maligned chip, though there is a fair amount of literature defending its honor.

The Intersil Application note 13:
https://www.r ...
 
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