I made the cable to connect the apex to the reef octopus varios pump. I am getting a negative voltage reading out of the tip of the 3.5 mm side. Is this right?
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I made the cable to connect the apex to the reef octopus varios pump. I am getting a negative voltage reading out of the tip of the 3.5 mm side. Is this right?
Sent from my iPhone using Tapatalk
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