[sdiy] Trueno

Roman Sowa modular at go2.pl
Wed Dec 13 10:30:36 CET 2017


Here are more detailed pictures:
http://www.synthdiy.eu/files/truenobottom.jpg
http://www.synthdiy.eu/files/truenobottom2.jpg
http://www.synthdiy.eu/files/truenobottom3.jpg
http://www.synthdiy.eu/files/truenotop.jpg
http://www.synthdiy.eu/files/truenotop2.jpg
http://www.synthdiy.eu/files/truenotop3.jpg

You were right, Neil, that's pair of LM4250 in the filter.
Also on the bottom side:
3rd VCO that was missing from yesterday's picture, with inevitable Kynar 
job, STM32F042C6 for the brains, ADC - AKM5720, and silkscreen suggests 
analog part works at +/-3.5V supply.

Roman



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