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today> Modulator ESP Adventures In Sound
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  Topic: Living VCOs
saint gillis

Replies: 519
Views: 577288

Post Posted: Wed May 17, 2017 4:25 am    Subject: Living VCOs
Forum:  DIY Hardware and Software » Jürgen Haible designs
Hi, the imageshack pics have disappeared, I think this was the synchro circuit : http://www.sub-continental.com/diy/share/j-h_sync3.jpg
  Topic: Lord Of The Wah
saint gillis

Replies: 0
Views: 5585

Post Posted: Sun Mar 26, 2017 6:06 pm    Subject: Lord Of The Wah
Forum:  Instruments and Equipment » Modular Synthesis
Hello everybody!
I made this VC Wah Module, it gets several options to create weird sounds with rich harmonics as well as soft musical effects, check out the vid I made to present it : https://www.yo ...
  Topic: Overclocking BBD
saint gillis

Replies: 23
Views: 16175

Post Posted: Sat Nov 05, 2016 3:23 pm    Subject: Overclocking BBD
Forum:  DIY Hardware and Software
Awesome! thanks Stephen
  Topic: Overclocking BBD
saint gillis

Replies: 23
Views: 16175

Post Posted: Fri Nov 04, 2016 2:09 pm    Subject: Overclocking BBD
Forum:  DIY Hardware and Software
Thanks for the tips!
  Topic: Overclocking BBD
saint gillis

Replies: 23
Views: 16175

Post Posted: Fri Nov 04, 2016 5:02 am    Subject: Overclocking BBD
Forum:  DIY Hardware and Software
Hey Yves!
So have you found the way to get very short delay times?
  Topic: External reset and run step one for 4017 based sequencers
saint gillis

Replies: 47
Views: 36784

Post Posted: Sat Feb 28, 2015 9:10 pm    Subject:  External reset and run step one for 4017 based sequencers
Forum:  DIY Hardware and Software
Finally, years after here is an exemple of the many times it has been used :
https://www.youtube.com/watch?v=9WOWVqeNu1w As you can see the sequencer is in the music but also the video ! Very Happy
  Topic: Living VCOs
saint gillis

Replies: 519
Views: 577288

Post Posted: Sat Feb 28, 2015 8:56 pm    Subject: Living VCOs
Forum:  DIY Hardware and Software » Jürgen Haible designs
Don't think so...
  Topic: Sample & Hold not working
saint gillis

Replies: 0
Views: 2910

Post Posted: Mon Dec 16, 2013 1:36 am    Subject: Sample & Hold not working
Forum:  DIY Hardware and Software » The Repair Shop
Hi I ve got a S&H module in this old modular synth (http://imageshack.com/a/img849/7331/qy7g.jpg

There was already an oscillator, the 2 PNPs at the top left, and the inputs marked "??" ...
  Topic: Unknown Modular Synthetiser
saint gillis

Replies: 4
Views: 6724

Post Posted: Thu Oct 17, 2013 1:44 pm    Subject: Unknown Modular Synthetiser
Forum:  Discussion » Schmooze
I made a mistake on the Preamp/LAG/Processor module, here is the right schematic :
http://img822.imageshack.us/img822/1645/jjw1.jpg
  Topic: Unknown Modular Synthetiser
saint gillis

Replies: 4
Views: 6724

Post Posted: Wed Sep 25, 2013 3:42 am    Subject: Unknown Modular Synthetiser
Forum:  Discussion » Schmooze
It sounds really fat, Brendan Pollard used to name it "The Beast", we called it "Elvis"...
  Topic: Unknown Modular Synthetiser
saint gillis

Replies: 4
Views: 6724

Post Posted: Sun Sep 22, 2013 4:37 pm    Subject: Unknown Modular Synthetiser
Forum:  Discussion » Schmooze
Hi, here's an unknown unique modular synthetiser from the 70s (the dates on the ICs are between 1969 and 1974) :
http://imageshack.us/a/img10/7965/imuy.jpg

As you can see there are 4 VCOs, a noise ...
  Topic: Living VCOs
saint gillis

Replies: 519
Views: 577288

Post Posted: Wed Feb 13, 2013 3:35 am    Subject: Living VCOs
Forum:  DIY Hardware and Software » Jürgen Haible designs
Hello Marc!
I don't have an original PCB made by the great Jurgen himself so I can't check myself if everything is correct, but it looks like there is a mistake where I ve put a red cross :
http:/ ...
  Topic: Living VCOs
saint gillis

Replies: 519
Views: 577288

Post Posted: Tue Jan 01, 2013 7:15 am    Subject: Living VCOs
Forum:  DIY Hardware and Software » Jürgen Haible designs
Hello! I've not tried myself to add waveforms, but maybe you can find some great infos on Bill & Will's page, if you haven't seen it before..
http://www.dragonflyalley.com/constructionJHLivingVCO ...
  Topic: External reset and run step one for 4017 based sequencers
saint gillis

Replies: 47
Views: 36784

Post Posted: Fri Aug 31, 2012 2:38 am    Subject: External reset and run step one for 4017 based sequencers
Forum:  DIY Hardware and Software
Thanx, though I ve cut some very few bugs...
  Topic: External reset and run step one for 4017 based sequencers
saint gillis

Replies: 47
Views: 36784

Post Posted: Thu Aug 30, 2012 6:01 pm    Subject: External reset and run step one for 4017 based sequencers
Forum:  DIY Hardware and Software
Here's a video of the module I ve made,
still some little bugs time to time but I ve still not attenuated the clock in the "reset & run1" circuits in the sympleseqs...
Anyway it shows ...
  Topic: External reset and run step one for 4017 based sequencers
saint gillis

Replies: 47
Views: 36784

Post Posted: Wed Aug 29, 2012 4:34 am    Subject: External reset and run step one for 4017 based sequencers
Forum:  DIY Hardware and Software
Your inventivity provided a very clever solution, just collateral dammage to fix...
Did the Moog 960 sequencer start on step 1 after reset?
  Topic: External reset and run step one for 4017 based sequencers
saint gillis

Replies: 47
Views: 36784

Post Posted: Tue Aug 28, 2012 2:10 am    Subject: External reset and run step one for 4017 based sequencers
Forum:  DIY Hardware and Software
Yes it seems to be fine...

I've also changed the 680n capacitor I ve put between I/O and ground to a 100n, it has much less influence on the clock shape and it still avoids double steps (if someone ...
  Topic: External reset and run step one for 4017 based sequencers
saint gillis

Replies: 47
Views: 36784

Post Posted: Mon Aug 27, 2012 1:51 am    Subject: External reset and run step one for 4017 based sequencers
Forum:  DIY Hardware and Software
I hope you gave the offending chip a good talking to
Hahah yes I ve spanked it roughly!

I use a 15V supply in fact...
  Topic: External reset and run step one for 4017 based sequencers
saint gillis

Replies: 47
Views: 36784

Post Posted: Sun Aug 26, 2012 5:23 pm    Subject: External reset and run step one for 4017 based sequencers
Forum:  DIY Hardware and Software
do you have a scope to check what the voltage level of the clock after the voltage divider is now ?
8V at the top-left edge of the clock pulse
Something interesting to notice : with a very old mot ...
  Topic: External reset and run step one for 4017 based sequencers
saint gillis

Replies: 47
Views: 36784

Post Posted: Sat Aug 25, 2012 11:42 am    Subject: External reset and run step one for 4017 based sequencers
Forum:  DIY Hardware and Software
Hello Diablo!
It seems to work...

From the beginning I ve choosen to pick up the clock signal that would go into the "reset & run 1" circuit directly from the 4017's pin 14 to be s ...
  Topic: External reset and run step one for 4017 based sequencers
saint gillis

Replies: 47
Views: 36784

Post Posted: Sat Aug 25, 2012 4:23 am    Subject: External reset and run step one for 4017 based sequencers
Forum:  DIY Hardware and Software
Ok the input signal in the 40106 was too low... sorry I m really a newbie, now I have some difficulties to find out the good values and positions for the caps and resistors to stretch enough the pulse ...
  Topic: External reset and run step one for 4017 based sequencers
saint gillis

Replies: 47
Views: 36784

Post Posted: Fri Aug 24, 2012 4:01 pm    Subject: External reset and run step one for 4017 based sequencers
Forum:  DIY Hardware and Software
Hello Diablojoy!
I m back to experiment, I ve tried some things with the 40106 but I must do something wrong.. tomorrow is another day
  Topic: External reset and run step one for 4017 based sequencers
saint gillis

Replies: 47
Views: 36784

Post Posted: Wed Aug 22, 2012 1:45 am    Subject: External reset and run step one for 4017 based sequencers
Forum:  DIY Hardware and Software
Hello Diablojoy!
I write you on the road really far from the 4017s the capacitors diodes etc Smile
first of all I didnt use (for now) the clock delay cicuit... (remember I made some kludge with cap ...
  Topic: External reset and run step one for 4017 based sequencers
saint gillis

Replies: 47
Views: 36784

Post Posted: Mon Aug 20, 2012 7:52 am    Subject: External reset and run step one for 4017 based sequencers
Forum:  DIY Hardware and Software
I also found that on allaboutcircuits.com :
http://img685.imageshack.us/img685/7845/pulsestretcher00000.png
  Topic: External reset and run step one for 4017 based sequencers
saint gillis

Replies: 47
Views: 36784

Post Posted: Mon Aug 20, 2012 6:45 am    Subject: External reset and run step one for 4017 based sequencers
Forum:  DIY Hardware and Software
Some people advised me to use a NE555 as a monostable, this circuit will become bigger than the sequential switch Very Happy
By the way I ll be again on the road for a while...

Let's keep informed
 
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