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new vco design
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EATyourGuitar



Joined: Oct 28, 2010
Posts: 55
Location: Providence, RI

PostPosted: Mon Sep 09, 2019 6:46 pm    Post subject: new vco design
Subject description: 0Hz to 20KHz
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free to use or modify and sell. this drawing is my property. if you want to share it you can link to this forum post or you can link to my site where it is hosted please and thank you.

Posted Image, might have been reduced in size. Click Image to view fullscreen.

comments welcome. this is a beta. if you waste time and money building it that would be at your own expense. no risk = no reward.
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EATyourGuitar



Joined: Oct 28, 2010
Posts: 55
Location: Providence, RI

PostPosted: Mon Sep 09, 2019 7:02 pm    Post subject: Reply with quote  Mark this post and the followings unread

Posted Image, might have been reduced in size. Click Image to view fullscreen.

I found a mistake but I fixed it now.
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MapacheRaper



Joined: Feb 15, 2018
Posts: 152
Location: Spain

PostPosted: Tue Oct 01, 2019 7:08 pm    Post subject: Reply with quote  Mark this post and the followings unread

Cool!. What kind of wave outputs? Triangle?

And what is the comparator for? It seems like is selfwired and not interacting with the rest of the circuit
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ixtern



Joined: Jun 25, 2018
Posts: 132
Location: Poland

PostPosted: Tue Oct 01, 2019 11:44 pm    Post subject: Reply with quote  Mark this post and the followings unread

MapacheRaper wrote:
Cool!. What kind of wave outputs? Triangle?

And what is the comparator for? It seems like is selfwired and not interacting with the rest of the circuit

It is interacting. By "A" connection from/to C1.
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EATyourGuitar



Joined: Oct 28, 2010
Posts: 55
Location: Providence, RI

PostPosted: Mon Oct 07, 2019 6:11 am    Post subject: Reply with quote  Mark this post and the followings unread

Saw output
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EATyourGuitar



Joined: Oct 28, 2010
Posts: 55
Location: Providence, RI

PostPosted: Thu Oct 10, 2019 6:53 pm    Post subject: Reply with quote  Mark this post and the followings unread

I found a mistake in the half wave rectifier. it was all wrong. I fixed it and added more outputs with trimmers to make it a nice full featured VCO.

http://www.eatyourguitar.com/SIMPLEVCO22.gif
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