jgofnj
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    • jgofnj
      jgofnj replied to the thread Needing two timers.
      Intermatic has a digital timer that allows you to set the times for 3 different sources. Would that work? Something like this...
    • jgofnj
      jgofnj reacted to generessler's post in the thread PH Meter review - under $10 with Like Like.
      Me, too. In my case it helps to try several different backgrounds as light source. I wonder how long the meter will hold its calibration.
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