Originally posted by Tecstatic
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thank you, now I can really handle KiCad thanks to your valuable tips
@all
there is an outstanding task for integration of frequency to voltage conversion as substitute for SM fig. 4. Point "J" seems to be a variable frequency source that has to be changed to linear voltage between 0V and Vbatt.
I have found LM 2907 http://www.national.com/ds/LM/LM2907.pdf
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