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I also bumped into this in one of mine - for me the cause was a faulty solder joint on one end of the jumper that connects pin 7 of the 555 to the sustain pot. Once I fixed that I had sustain and dec ...

What is the result of transistors that aren't optimally matched?

How critical are the quality of the caps in the ladder (the 47nf caps)? I happen to be using some box-film caps I got from Mammot ...

Clouds in 5U!

https://farm2.staticflickr.com/1580/24402117532_50529366fb_b.jpghttps://farm2.staticflickr.com/1595/24484215026_ccb25575c0_b.jpghttps://farm2.staticflickr.com/1707/24214850020_02c7971 ...

Wow, silly. So it turns out I inverted the 5 pin connections so coarse and fine were going to the v/oct jacks and vice versa.

All working now. I love these YuSynth modules - they are amazing. ...

I just wired a YuSynth VCO (THANKS Yves!). Very excited to see waveforms that look and sound good. One thing:

Both the fine and the coarse knobs are tuning wildly - like a 20-30 degree turn is sw ...

Author	Message
Topic: ADSR V2 Sustain Always High
smartattack Replies: 8 Views: 9048	Posted: Sun Feb 28, 2016 10:34 pm Subject: ADSR V2 Sustain Always High Forum: DIY Hardware and Software » YuSynth
smartattack Replies: 8 Views: 9048	I also bumped into this in one of mine - for me the cause was a faulty solder joint on one end of the jumper that connects pin 7 of the 555 to the sustain pot. Once I fixed that I had sustain and dec ...
Topic: Ladder VCF - resonance sounds dirty like a WASP VCF
smartattack Replies: 0 Views: 2233	Posted: Tue Feb 02, 2016 5:01 pm Subject: Ladder VCF - resonance sounds dirty like a WASP VCF Forum: DIY Hardware and Software » YuSynth
smartattack Replies: 0 Views: 2233	What is the result of transistors that aren't optimally matched? How critical are the quality of the caps in the ladder (the 47nf caps)? I happen to be using some box-film caps I got from Mammot ...
Topic: 2016 Builds!
smartattack Replies: 174 Views: 127142	Posted: Tue Feb 02, 2016 4:53 pm Subject: 2016 Builds! Forum: DIY Hardware and Software
smartattack Replies: 174 Views: 127142	Clouds in 5U! https://farm2.staticflickr.com/1580/24402117532_50529366fb_b.jpghttps://farm2.staticflickr.com/1595/24484215026_ccb25575c0_b.jpghttps://farm2.staticflickr.com/1707/24214850020_02c7971 ...
Topic: VCO coarse and fine weirdness
smartattack Replies: 2 Views: 3420	Posted: Wed Jan 13, 2016 1:28 pm Subject: solved Forum: DIY Hardware and Software » YuSynth
smartattack Replies: 2 Views: 3420	Wow, silly. So it turns out I inverted the 5 pin connections so coarse and fine were going to the v/oct jacks and vice versa. All working now. I love these YuSynth modules - they are amazing. ...
Topic: VCO coarse and fine weirdness
smartattack Replies: 2 Views: 3420	Posted: Thu Jan 07, 2016 3:04 pm Subject: VCO coarse and fine weirdness Subject description: Problems with the VCO tuning Forum: DIY Hardware and Software » YuSynth
smartattack Replies: 2 Views: 3420	I just wired a YuSynth VCO (THANKS Yves!). Very excited to see waveforms that look and sound good. One thing: Both the fine and the coarse knobs are tuning wildly - like a 20-30 degree turn is sw ...