[time-nuts] ? phase comparison or other device

[Enrico Rubiola]

Dear time-nuts,
there is another article about zero crossing detection,
comes after the very wise article written by my friend J. Dick
Cheers,
Enrico

http://rubiola.org/hidden/collins96comm-zero-crossing-detector.pdf
http://rubiola.org/hidden/dick90ptti-dual-mixer-dc-amplifier.pdf


Enrico Rubiola
professor of electronics

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e-mail:	rubiola at femto-st.fr

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