Re: Mouser part # for ferrite beads?
2003-11-28 by Dave Hylander
I use 623-2743001112 -dave- http://www.hylander.com At 07:12 PM 11/28/2003 +0000, you wrote: >Anyone got one?
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Mouser part # for ferrite beads?
2003-11-28 by Jay
Anyone got one?
Re: Analog shift register questions & opservations
2003-11-28 by sasami@hotkey.net.au
>I thought that putting a .047 on the board and switching in another >.047 and a .1, I can get .047, .094, .147 and .194 with two switches >per S&H. Would this work? I don't see any reason why it should not work, other than perhaps stray leakage caused by long wires etc. Use shie
Re: Analog shift register questions & opservations
2003-11-27 by Fernando
Hi, I was thinking in switching a couple capacitors in and out for each of the three shift reg. channels. I'm interested on fast rates for textural results and slow rates for more perceptible delay results... I thought that putting a .047 on the board and switching in another .04
Re: Analog shift register questions & opservations
2003-11-19 by Larry Hendry
--- Larry Hendry hendrysr@... > wrote: > I am thinking about other ways to use this module. What if a gate > signal was used at the input. Could one use the ASR for a evenly > distributed gate delay? I just tried this. Works pretty well. Ran a gate into the ASR IN. Used the 3 out
Re: Analog shift register questions & opservations
2003-11-19 by Larry Hendry
Thanks for the response Ken. I may swap out one op amp before I do anything else to see how I like that. I was surprised to see your response sinc I had not seem my own post come through yet. Best, Larry H --- sasami@... wrote: > > >So, I am wondering what parts others have used.
Re: Analog shift register questions & opservations
2003-11-19 by sasami@hotkey.net.au
>So, I am wondering what parts others have used. According to the >instructions, I should be using a low leakage cap. These may not >quality. So, I am thinking I will change all my Cx out to 100n to >200n range and use polypropylene. Any experience anyone has to offer >will be ap
Analog shift register questions & opservations
2003-11-19 by Larry Hendry
Well, I finally wired up my two ASR modules behind a single MOTM style Stooge panel. My PCBs have been done for weeks but I have been waiting for my new Stooge jack only brackets to mount everything up and wire it. My impression is that the circuit is working fine, but that I nee
Re: drum simulator pitch change?
2003-11-11 by Fernando
Hi, I don't have a specific solution, but this is a similar circuit (double T ringing filter I think) and it has a rudimentary VC pitch: http://www.paia.com/syndrum.htm http://www.paia.com/drumtone.gif I thought it could be nice to do it for Ken's drum simulator... Fernando > Is
Re: drum simulator pitch change?
2003-11-11 by Larry Hendry
--- Christophe Curtis wiardmodular@... > wrote: > Is there a way to mod the drum simulator board so you can bring a > pot out to the front that would allow you to change the pitch of > the drum sound? I made this mod to mine. However, there is a limited effective tuning range. He
drum simulator pitch change?
2003-11-11 by Christophe Curtis
Is there a way to mod the drum simulator board so you can bring a pot out to the front that would allow you to change the pitch of the drum sound? thanks in advance Chris _________________________________________________________________ Send a QuickGreet with MSN Messenger http:/
Re: tube VCA/wavefolder
2003-11-10 by sasami@hotkey.net.au
>Good point. I'd like to know also about a good 2x amp solution for >level recovering... may be something like the CGS DC mixer with some >gain and 072 or OP275? That would work. You may even want to use a pot that give you a greater range of gain so you can boost the output when
Re: tube VCA/wavefolder
2003-11-10 by Michael
Hi Chub, > Thanks for the input, Michael! Now for the output-how are you making > up the attenuation? I was just planning for a simple op-amp/level > control/buffer scheme. There is a considerable signal loss at the output but since I'm pretty limited in the electronics field I f
tube lopass-gate?
2003-11-10 by Fernando
What about a tube lowpass/gate? Ken, it would be easy to add a switchable filter section? It may be lot's of fun! Fernando
Re: tube VCA/wavefolder
2003-11-10 by osthelder
--- In cgs_synth@yahoogroups.com , "Fernando" wrote: > > Good point. I'd like to know also about a good 2x amp solution for > level recovering... may be something like the CGS DC mixer with some > gain and 072 or OP275? > > Fernando I was simply going to make up a non-inverting a
Re: tube VCA/wavefolder
2003-11-10 by Fernando
Good point. I'd like to know also about a good 2x amp solution for level recovering... may be something like the CGS DC mixer with some gain and 072 or OP275? Fernando > > Thanks for the input, Michael! Now for the output-how are you making > up the attenuation? I was just planni
Re: tube VCA/wavefolder
2003-11-10 by osthelder
--- In cgs_synth@yahoogroups.com , "Michael" wrote: > Hi Chub, > > I built two of these just the way Ken describes on the webpage. My > main interest in them was as distortion devices and they work great > for that application...very warm sounding and easy to control. When > it c
Re: steiner "all-pass" filter
2003-11-10 by sasami@hotkey.net.au
>Hi there, > >I've noticed that some people have put an "all-pass" jack on thier >synthacom filters and am wondering if that mod is simply a jack >wired to the other 3 inputs or something more complicated. >Thanks. If you are referring to the Cynthia modules, it is a different ci
steiner "all-pass" filter
2003-11-10 by eblake_smith
Hi there, I've noticed that some people have put an "all-pass" jack on thier synthacom filters and am wondering if that mod is simply a jack wired to the other 3 inputs or something more complicated. Thanks.
Re: tube VCA/wavefolder
2003-11-08 by Michael
Hi Chub, I built two of these just the way Ken describes on the webpage. My main interest in them was as distortion devices and they work great for that application...very warm sounding and easy to control. When it comes to distortion tubes rock! Cheers, Michael > Anyone built th
Re: Steiner filter questions
2003-11-08 by sasami@hotkey.net.au
>--For best audio performance, The 2N2222's connected to the 2K2 >resistors (one base tied to LP, one base tied to Ground) should be >matched. Probably. See below. >--The diodes in the ladder don't need to be matched. Technically matching would "help", but being a filter it proba
Steiner filter questions
2003-11-08 by lammspam
Can someone confirm or deny this, re: questions on the CGS35 steiner filter: --For best audio performance, The 2N2222's connected to the 2K2 resistors (one base tied to LP, one base tied to Ground) should be matched. --The diodes in the ladder don't need to be matched. --If I wer
tube VCA/wavefolder
2003-11-07 by osthelder
Greetings all! Anyone built this or some kind of variant? How's it working? Any sound clips? Thanks! Chub
Re: Digest Number 254
2003-11-06 by Jeff Foster
thanks for the lead... I just checked and their pot selection is rather small at this time....did not see any dual 100k pot or 50k.... the pot limk justs goes to reistors .... anyway I keep looking thanks Jeff --- In cgs_synth@yahoogroups.com , rdrake@d... wrote: > i got both the
Re: Digest Number 254
2003-11-06 by rdrake@data2action.com
i got both the 50k and dual 100k pots from allelectronics ( http://www.allelectronics.com--look under "poteniometer, 6mm shaft"). in the batch i got, the mounting pins of the 2 were different heights, so i had to do some trimming and filing to get 'em lined up, but the spacings m
Re: another BPF question
2003-11-06 by Scott Deyo
Uh, if I did that Yank parts list, then the ones listed do NOT fit the pcb. Sorry about that; I need to update it or take it down. You'll need to find different pots that match the spacing. Scott >From: "Jeff Foster" spgjmf@... > >Reply-To: cgs_synth@yahoogroups.com >To: cgs_synt
another BPF question
2003-11-05 by Jeff Foster
hi again, I did not use pcb mount dual pots on the band pass filter...I regreat that now.... Is the dual 100k pot in the "yanky parts" file pcb mountable? what about a 50k for Q? thanks for any info JEff
Re: Band pass question, mod?
2003-11-05 by Jeff Foster
> > Also I run a common bus wire between the "OUT2" terminals. This then > connects directly to the summing node of a summer/mixer, for the mixed output. should not there be a resistor for each output before the summer? maybe there is one on the pcb...did not look ....? smart des
Re: Band pass question, mod?
2003-11-04 by sasami@hotkey.net.au
> >commom bus wire for power? Yes. Also I run a common bus wire between the "OUT2" terminals. This then connects directly to the summing node of a summer/mixer, for the mixed output. Ken _______________________________________________________________________ Ken Stone sasami@...
Re: Band pass question, mod?
2003-11-04 by Jeff Foster
> I'm using 5 boards. They are actually designed to stack one above the other, > with common bus wires running between them. When I'm done, I'll update the > web page. > > Ken commom bus wire for power? doppelganger I am using buss wire too and little bits of teflon tubes as sepe
Re: Band pass question, mod?
2003-11-04 by sasami@hotkey.net.au
> I'm building a >> module with 5 of the BPF in parallel right now, and have added such >a summer >> myself. >I tried 4 but could not fit them on the small frack rac >size panels :-( >hmm, are you using 5 boards or a new nodule for CGS ? I'm using 5 boards. They are actually desi
Re: Band pass question, mod?
2003-11-03 by Jeff Foster
> Use an op-amp summer, such as that in the CGS04 DC mixer. thanks! ok, sounds right I'm building a > module with 5 of the BPF in parallel right now, and have added such a summer > myself. I tried 4 but could not fit them on the small frack rac size panels :-( hmm, are you using
Re: Band pass question, mod?
2003-11-03 by sasami@hotkey.net.au
>Well I am getting my bandpass filters mounted up and runinng. >I have rev1 boards. The freq pots works as expected, but the Q >or bandwitdh pot seems to have little effect. I read on the list >that you can drop the 4k7 res. inline to 2k2 or1k...anyone done >that? I am looking fo
Band pass question, mod?
2003-11-03 by Jeff Foster
hi all, Well I am getting my bandpass filters mounted up and runinng. I have rev1 boards. The freq pots works as expected, but the Q or bandwitdh pot seems to have little effect. I read on the list that you can drop the 4k7 res. inline to 2k2 or1k...anyone done that? I am looking
"Super Funky Psycho LFO"
2003-11-02 by Cynthia Webster
Hi Jeff! I *like* your Comparator Hot Rod! I did a mod of my own, and that was to siphon one of the triangle wave outputs into a Vactrol controlled by an external CV signal. One can do a little circuit bending throughout the Psycho to find cool places to attached the output of th
dual psycho lfo with gate out
2003-11-01 by Jeff Foster
hi all, Just finished the dual psycho lfo boards and added a comparator to the two for a random gate output. An LED shows gate status. I connected the inputs of the comparator to the range or depth pot so the comparator trigger point is based on their settings. It makes for a ver
New file uploaded to cgs_synth
2003-10-31 by cgs_synth@yahoogroups.com
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the cgs_synth group. File : /examples/dual-psycho-lfo.jpg Uploaded by : spgjmf spgjmf@... > Description : CGS 03 in frack rack type panel You can access this file at the
psycho lfo working, greeeeat
2003-10-31 by Jeff Foster
hi All, Ken thanks very much for a great little circuit. The plfo is very cool. I love it, I wish I had a vc'able delay to get psycho chorusing. It works very well with filters, vca and stuff. My serge system loves it too. Sort a like DNA from another tribe. I am going to get a p
Thanks to Cynthia (Cyndustries) and This Group.
2003-10-30 by rborisk
Hey Folks, I just want to give a big shout out to Cynthia. I recently asked for help on the group about parts in Blacet format. Cynthia was kind enough to respond and has been incredibly generous with support and assistance. If anybody is contemplating getting some Cyndustries st
Re: picture uploaded of BPF
2003-10-30 by I've got a LASER, Earthman!
le 30/10/03 02:32, Jeff Foster à spgjmf@... a écrit : > looks pretty good....now I have 4 panels to go > back and remake this type for graphic for ... > hope you enjoy the sharing... > the picture is in files/examples/bandpaddfilter-mounted.jpg Looks pretty good indeed You give m
picture uploaded of BPF
2003-10-30 by Jeff Foster
hi all, I just finished a frac rack sized panel for 3 bandpass filters. I have not done this kind of graphic in the past. Here is what I did 1. create a design in paint program 2. print out and double check spacing and holes. 3. use paper temple to mark drill points. 4. drill hol
FS: CGS PCB boards + some gear housecleaning (EUROPE)
2003-10-29 by Aaron Day
Hello all. Because of a mix-up w/ the post I have some extra Cat Girl PCB's to sell. 2 x CGS 34 ASR €8,75 1 x CGS 12V display Adaptor €5,15 These are what I paid for the boards (+/- exchange rate) Post here in Europe shouldn't be more than €3. The following needs to go away was w
More Azure Racks
2003-10-29 by Michael
Hello all, Finished up a few more FracRaks full of Ken's modules. You can see a some pictures here: http://www3.telus.net/public/michaelt/?S=A A few of the photos also show the first of several custom wooden cabinets I'm having built for my ever growing synth. The inner shell is
a strange, diagonal pattern
2003-10-28 by Fernando
Ken, you are amazing! > > >I notice a strange, diagonal pattern in several areas of the Cynare PCB. > >Are these decoupling capacitors, etched into the PCB material itself? > > Exactly. > > >If so, is there a science to the size, shape and resultant value, or > >is this some sort
Re: VCO and Cynare online
2003-10-28 by Richard Brewster
Wow, ENS76 VCO Option 1. Using the CA3140 chip and LM311 comparator, but with LM394 instead of the Analog Devices AD818. Believe it or not, I built a few of those around about 1982. I have the entire Electronotes collection. Great reference. It's nice to see some of those circuit
almost sold out
2003-10-28 by sasami@hotkey.net.au
I'm down to 1 VCO and 1 Cynare already. Ken _______________________________________________________________________ Ken Stone sasami@... Modular Synth PCBs for sale http://www.blaze.net.au/~sasami/synth/ > Australian Miniature Horses & Ponies http://www.blaze.net.au/~sasami/ >
Re: VCO and Cynare online
2003-10-28 by sasami@hotkey.net.au
> >where is it :-) Under modules! http://www.cgs.synth.net/modules/cgs47_cynare.html http://www.cgs.synth.net/modules/cgs48_vco.html Ken >Jeff > _______________________________________________________________________ Ken Stone sasami@... Modular Synth PCBs for sale http://www.bla
Re: VCO and Cynare online
2003-10-28 by sasami@hotkey.net.au
>I notice a strange, diagonal pattern in several areas of the Cynare PCB. >Are these decoupling capacitors, etched into the PCB material itself? Exactly. >If so, is there a science to the size, shape and resultant value, or >is this some sort of twisted experiment? Well... it's r
Re: VCO and Cynare online
2003-10-28 by Robert Kent
On Tue, 28 Oct 2003 sasami@... wrote: > I've uploaded the construction details for my altest two projects - a VCO, > and a drum simulator that does cymbals, snares, electronic drums etc. > Have fun! Ken, I notice a strange, diagonal pattern in several areas of the Cynare PCB. Are
Re: VCO and Cynare online
2003-10-28 by Jeff Foster
where is it :-) Jeff --- In cgs_synth@yahoogroups.com , sasami@h... wrote: > I've uploaded the construction details for my altest two projects - a VCO, > and a drum simulator that does cymbals, snares, electronic drums etc. > > Have fun! > > Ken > ________________________________