[veroboard] 3 in and 3 out matrix mixer with buffered inputs
I'm curious as to why you didn't just run the op-amps at 12v? Or just use a 9v adapter instead of regulating down from 12? What exactly is the 4.5v rail for? Well it is just a bad habit, to put...
View ArticleYusynth on Stripboard
Thanks helix. I will try it out and see if it triggers as expected.
View ArticleAR/ASR Design
hey :D yeah and i have to say: our little transatlantic colaboration was very enjoyable!It was causing some good ideas, one of them was to finally correct my username 8) .Iam looking forward for more...
View ArticleYusynth on Stripboard
Yusynth Saw Animator http://yusynth.net/Modular/EN/SAWANIM/index.html I've included standard 1k output protection resistors. If you don't want them, replace them with a jumper or change the position of...
View ArticleAnalog VCO-first thing-octave select-rotary switch question
as pointed out before… there is this ring to adjust the steps… but with this Kind of switches i usually have some Problems as the stopper often refuses to work correctly at mine… you have to ensure...
View ArticleMS20 LPF clone cutoff
can you post some Images of the top and Bottom side of your PCB with a good Resolution? It's soldering on universal board :) doesn't matter, just post it, so that People can see and give some Feedback...
View ArticleWASP vcf stripboard
I just made this, and got it working after scratching my head for a while.There are 2 errors in the stripboard layout:The connection from CD4069 pin 5 is supposed to go to LM13700 pin 12.There's a 51k...
View ArticleMS20 LPF clone cutoff
Ok, I found a problem - cold solder on transistors. Thanks for replies!
View ArticlePT2399 Circuits?
I haven't made this one yet, but it's on my to-do list:https://cdn.makezine.com/make/blogs/blog.makezine.com/upload/2009/10/build_an_experimental_echo_pedal/Echobenderrev02.jpg
View ArticlePT2399 Circuits?
Most simple:http://www.st-modular.com/delay.htmMost flexible:https://www.electrosmash.com/time-manipulator
View ArticleAnalog VCO-first thing-octave select-rotary switch question
For that type of rotary, I usually have some masking tape holding the stopper ring in place :) (not the low tack stuff!)
View ArticlePT2399 Circuits?
Joe Beuckman has very generously posted his Eagle version of the Scott Bernardi PT2399 VC Echo on GitHub.https://github.com/jbeuckm/pt2399_echoYou can download the Eagle software for free then load...
View ArticleAS3360 VCA stripboard
Planning on ordering some AS3360 DIPs soon. Like everyone else, I need more VCA's hahaSoundtronics has a simple AS3360 Dual VCA, fairly straight forward to stripboard, but it will be one of my first...
View ArticleAS3360 VCA stripboard
Kassutronics has a nice blog post for an eurorack silk screen dual vca with the as3360. I'm going to order 2 as3360's and make my own quaf vca. I'm planning on moddimg his mixer section and just have...
View ArticlePT2399 Circuits?
I should have also said I just bodged together a working vc pt2399 with one of the many simple circuits available (probably the same as the el cheapo complete board linked to above) and with fully...
View ArticleAnalog VCO-first thing-octave select-rotary switch question
Thanks All, I got the rotary switches from Banggood and beeping them out, they seem fine. So far the little stopper thingys seem to do the trick so I can constrain it to 5 clicks or whatever. Next...
View ArticleWASP vcf stripboard
you absolutely rule cero. thanks a lot man. I definetly will build in the next month. deadend fx has all the frostwave pcbs available. funk-a-duck, resonatter etc. plus all the lovetone pcbs and other...
View ArticleAnalog VCO-first thing-octave select-rotary switch question
[quote="ixtern"The most important thing is to have the same values for all resistors, absolute value is not so significant. [/quote]Thanks for the information! Very helpful. as far as building this...
View ArticleCEM3340 VCO LMNC
Mocking up this lovely VCO. Debating to add yet an other TL072 for the Buffer ins for Hard/Soft Sync for Pin 6 & 9 on the 3340. Datasheet just has 1nf capacitors for the inputs for Hard/Soft sync....
View ArticleAnalog VCO-first thing-octave select-rotary switch question
OK moving forward. With a VCO the REF05 + SMD array sounds good, I have to tweak fine tune on the VCO very slightly now and then after agressively octave switching, but I have to do that on my SH5 at...
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