Search found 16 matches

Hi everyone, I have some problems with the adjustments of the minimoog filter according to Yves instructions.

First of all, I have populated the PCB and made some first checks. So the Cutoff Freque ...

Good morning everybody. Some more "silly" questions regarding the speech amp.

- which value are you using for the SP_LEVEL Pot ?

- looking at the schematics of the speech_input_amp I ...

Whow ! Thank you for the quick reply !!

Bernhard

Hi everyone. I am new here and I have a question on the power supply, about Q2701 and R2713. What do I have to adjust here ? Any idea is welcome.

Thank you in advance !

Best regards

Bernhard

Thank you very much for the fast reply, Yves. So I am happy with my measurements. Very Happy

Hello everyone,

I am just working with the CV Standard and have a question on the voltages, if these are correct enough.
What I've done so far was to select the 200K resistors. All 9 are between ...

Hello Yves,

thank you for the reply. Then everything is looking fine. Great !

Hi everyone,

I build the Steiner VCF and it works fine when I put a signal in. But trying to autooscillate the filter looks like a on/off system. What I did was: eliminating the input source, turn ...

Hi,

I have a problem with the EMS Filter. I get nothing out from the output. What I tested so far is: checking the voltages (+/- 15V, +/-12V, -9V). All these were o.k. I made in a
next step the c ...

Hi,

I have to apologize, my last post was not correct. Don't know exactly what I was doing wrong, but after a while I saw the nice sinewave changing its frequency when playing the notes. The first ...

Yves,

I just plugged in my keyboard and Midi/CV converter and I can measure the CV's perfectly. I plugged the CV into the V/Oct input of the filter and raise the Resonance poti. I see a nice sinewa ...

Hello Yves,

thanks a lot for your quick response! So I will sleep better tonight . Laughing

But ... I'm afraid, I have the next stupid question. Embarassed

What do you mean by : "...and then ...

Hi,

thanks a lot for all those explanations. I did some measurements and want kindly ask you to look at the results and tell me, if I can sleep better now and if everything looks fine Smile

The b ...

Hello Yves,

nice to hear from you! I build the 2SA798 version and I powered the module with +/-15V from the Formant power supply.

The problem I have is the understanding of what I am doing... Fi ...

Hi everone,

since I didn't get any response on my previous problem description, I will start again describing my problem with an ARP Filter, hoping to get a reply this time.

I just went through ...

Hi everyone,

I am new here and have a question on adjusting filters to the 1V/Oct characteristics.

MiniMoog Filter:...
- Set the filter to auto-oscillation (EMPHASIS turned fully clockwise)
= ...

Author	Message
Topic: Some questions on the Minimoog VCF
Omega Replies: 0 Views: 1960	Posted: Thu Oct 31, 2019 2:57 am Subject: Some questions on the Minimoog VCF Subject description: Problems with the adjustment procedure Forum: DIY Hardware and Software » YuSynth
Omega Replies: 0 Views: 1960	Hi everyone, I have some problems with the adjustments of the minimoog filter according to Yves instructions. First of all, I have populated the PCB and made some first checks. So the Cutoff Freque ...
Topic: Bringing the Vocoder to life
Omega Replies: 166 Views: 242678	Posted: Tue Apr 16, 2013 11:12 pm Subject: Bringing the Vocoder to life Forum: DIY Hardware and Software » Jürgen Haible designs
Omega Replies: 166 Views: 242678	Good morning everybody. Some more "silly" questions regarding the speech amp. - which value are you using for the SP_LEVEL Pot ? - looking at the schematics of the speech_input_amp I ...
Topic: Bringing the Vocoder to life
Omega Replies: 166 Views: 242678	Posted: Fri Mar 29, 2013 12:50 am Subject: Bringing the Vocoder to life Forum: DIY Hardware and Software » Jürgen Haible designs
Omega Replies: 166 Views: 242678	Whow ! Thank you for the quick reply !! Bernhard
Topic: Bringing the Vocoder to life
Omega Replies: 166 Views: 242678	Posted: Thu Mar 28, 2013 11:15 pm Subject: Bringing the Vocoder to life Forum: DIY Hardware and Software » Jürgen Haible designs
Omega Replies: 166 Views: 242678	Hi everyone. I am new here and I have a question on the power supply, about Q2701 and R2713. What do I have to adjust here ? Any idea is welcome. Thank you in advance ! Best regards Bernhard
Topic: CV Standard
Omega Replies: 2 Views: 2558	Posted: Sun May 20, 2012 8:58 pm Subject: CV Standard Forum: DIY Hardware and Software » YuSynth
Omega Replies: 2 Views: 2558	Thank you very much for the fast reply, Yves. So I am happy with my measurements.
Topic: CV Standard
Omega Replies: 2 Views: 2558	Posted: Sun May 20, 2012 8:19 am Subject: CV Standard Subject description: voltage differences Forum: DIY Hardware and Software » YuSynth
Omega Replies: 2 Views: 2558	Hello everyone, I am just working with the CV Standard and have a question on the voltages, if these are correct enough. What I've done so far was to select the 200K resistors. All 9 are between ...
Topic: Steiner VCF
Omega Replies: 2 Views: 2966	Posted: Sun May 08, 2011 11:10 pm Subject: Steiner VCF Forum: DIY Hardware and Software » YuSynth
Omega Replies: 2 Views: 2966	Hello Yves, thank you for the reply. Then everything is looking fine. Great !
Topic: Steiner VCF
Omega Replies: 2 Views: 2966	Posted: Wed May 04, 2011 6:17 am Subject: Steiner VCF Subject description: Resonance not really adjustable Forum: DIY Hardware and Software » YuSynth
Omega Replies: 2 Views: 2966	Hi everyone, I build the Steiner VCF and it works fine when I put a signal in. But trying to autooscillate the filter looks like a on/off system. What I did was: eliminating the input source, turn ...
Topic: EMS Filter with no output
Omega Replies: 1 Views: 2333	Posted: Sun May 01, 2011 12:57 am Subject: EMS Filter with no output Subject description: EMS Filter doesn't work as expected Forum: DIY Hardware and Software » YuSynth
Omega Replies: 1 Views: 2333	Hi, I have a problem with the EMS Filter. I get nothing out from the output. What I tested so far is: checking the voltages (+/- 15V, +/-12V, -9V). All these were o.k. I made in a next step the c ...
Topic: Filter adjustments
Omega Replies: 12 Views: 7969	Posted: Sat Apr 30, 2011 9:53 pm Subject: Filter adjustments Forum: DIY Hardware and Software » YuSynth
Omega Replies: 12 Views: 7969	Hi, I have to apologize, my last post was not correct. Don't know exactly what I was doing wrong, but after a while I saw the nice sinewave changing its frequency when playing the notes. The first ...
Topic: Filter adjustments
Omega Replies: 12 Views: 7969	Posted: Sat Apr 30, 2011 9:19 am Subject: Filter adjustments Forum: DIY Hardware and Software » YuSynth
Omega Replies: 12 Views: 7969	Yves, I just plugged in my keyboard and Midi/CV converter and I can measure the CV's perfectly. I plugged the CV into the V/Oct input of the filter and raise the Resonance poti. I see a nice sinewa ...
Topic: Filter adjustments
Omega Replies: 12 Views: 7969	Posted: Sat Apr 30, 2011 7:45 am Subject: Filter adjustments Forum: DIY Hardware and Software » YuSynth
Omega Replies: 12 Views: 7969	Hello Yves, thanks a lot for your quick response! So I will sleep better tonight . But ... I'm afraid, I have the next stupid question. What do you mean by : "...and then ...
Topic: Filter adjustments
Omega Replies: 12 Views: 7969	Posted: Sat Apr 30, 2011 3:41 am Subject: Filter adjustments Forum: DIY Hardware and Software » YuSynth
Omega Replies: 12 Views: 7969	Hi, thanks a lot for all those explanations. I did some measurements and want kindly ask you to look at the results and tell me, if I can sleep better now and if everything looks fine The b ...
Topic: Filter adjustments
Omega Replies: 12 Views: 7969	Posted: Fri Apr 29, 2011 10:56 am Subject: Filter adjustments Forum: DIY Hardware and Software » YuSynth
Omega Replies: 12 Views: 7969	Hello Yves, nice to hear from you! I build the 2SA798 version and I powered the module with +/-15V from the Formant power supply. The problem I have is the understanding of what I am doing... Fi ...
Topic: Filter adjustments
Omega Replies: 12 Views: 7969	Posted: Thu Apr 28, 2011 11:11 am Subject: Filter adjustments Forum: DIY Hardware and Software » YuSynth
Omega Replies: 12 Views: 7969	Hi everone, since I didn't get any response on my previous problem description, I will start again describing my problem with an ARP Filter, hoping to get a reply this time. I just went through ...
Topic: Filter adjustments
Omega Replies: 12 Views: 7969	Posted: Mon Mar 28, 2011 6:03 am Subject: Filter adjustments Subject description: How to adjust Filters to 1V/Oct Forum: DIY Hardware and Software » YuSynth
Omega Replies: 12 Views: 7969	Hi everyone, I am new here and have a question on adjusting filters to the 1V/Oct characteristics. MiniMoog Filter:... - Set the filter to auto-oscillation (EMPHASIS turned fully clockwise) = ...