In this video I discuss a new design for a full analog DIY polyphonic synthesizer. It will have voice cards with all important components on it and should be easy to scale.
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Update: schematics and layout files are now up on Github: https://github.com/polykit/polykit-x-...

A full SYNTHESIZER on one board including MULTIMODE FILTER:    • A full analog SYNTHESIZER on one boar...  
Designing a VOICE CARD for a POLYPHONIC SYNTHESIZER:    • Designing a VOICE CARD for a POLYPHON...  
Polykit-6 Technical Details:    • I built an analog POLYPHONIC SYNTHESI...  
Polykit-6 Demonstration:    • DIY digital controlled analog POLYPHO...  
Prototype of a voice card for a POLYPHONIC SYNTHESIZER:    • Prototype of a voice card for a POLYP...  

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Specs of the voice card:
AS3372E for VCF, VCA and waveform mixer
AS3340 as VCO
AS3310 as ADSR

Specs of the mainboard:
Holds 6 voice cards
Microcontroller for voice control and MIDI input
i2c DACs/ADCs/demultiplexer for parameter/pitch control
Control and user input

#synthesizer
#polyphonic
#analog