====== pH Probes and Circuits ======

==== Some circuits ====


[[http://www.66pacific.com/ph/simplest_ph.aspx]] The Simplest pH Meter

[[http://www.national.com/ds/LM/LMC6001.pdf]] LM6001 Datasheet

==== Probe sources ====

  * [[http://www.bulkreefsupply.com/store/brs-brand-ph-probe.html|BulkReefSupply.com Probe]]