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Tag Archives: SLMS
MFOS Sound Lab Mini-Synth in SMT – Assembly Instructions – v1.2
The SMT adaptation was a hobby project. The MFOS designs are the property of SynthCube.
If you want to buy PCB for the MFOS synths, please visit musicfromouterspace.com
MFOS Sound Lab Mini-Synth is a cool analog monophonic synthesizer. The original version has been created by Ray Wilson from Music From Outer Space.

Continue reading MFOS Sound Lab Mini-Synth in SMT – Assembly Instructions – v1.2
MFOS SoundLab MiniSynth in SMT – 1.2 Update
The SMT adaptation was a hobby project. The MFOS designs are the property of SynthCube.
If you want to buy PCB for the MFOS synths, please visit musicfromouterspace.com
This is an updated version of my SMT conversion of MFOS SoundLab MiniSynth!

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Debugging MFOS SLMS
I made some scope measurements to help understand and debug faulty MFOS SLMS in SMT version.
My scope is not very accurate and the tested unit is far from perfect, but at least, it gives a pretty good idea of expected signals on the Test Points.
VCO1
First signal to check is VCO1 (TP201). Put VCO1 Frequency pot in middle position (50%), LFO and AR switches on Off position:

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MFOS Sound Lab Mini-Synth in SMT
The SMT adaptation was a hobby project. The MFOS designs are the property of SynthCube.
If you want to buy PCB for the MFOS synths, please visit musicfromouterspace.com
Ray Wilson was the guy behind Music From Outer Space. He was a huge contributor to the Synth DIY scene. He designed a lot of cool projects, offered kits, schematics and a huge amount of tips and tricks for beginners. He even wrote a book on how to build an Analog Synth. MFOS kits and PCBs are still available through various resellers (see synthcube).

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