I need a PH meter schematic to construct one for my father.
Can anybody help me?
- posted
17 years ago
PH meter schematic
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17 years ago
This is rather trivial. You need to measure the 700mV or so with a high impedance.
Rene
-- Ing.Buero R.Tschaggelar - http://www.ibrtses.com & commercial newsgroups - http://www.talkto.net
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17 years ago
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martin
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17 years ago
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Borek
-- http://www.chembuddy.com http://www.ph-meter.info
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17 years ago
I seem to recall a cheap homemade ph sensor mentioned in some newsgroup. Not as accurate as commercial units, but maybe good enough for non-critical applications.
Do you have any idea how to do that?
Regards,
Mike Monett
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- posted
17 years ago
Amateur Scientist column in Scientific American?