OK. I can understand that, and if they had 4 pins, I would
have been even clearer. But with 3 pins (1 look as power and 1 as
gnd), do they code/multiplex the two detectors in 1 signal on 1 pin ?
Jan-Erik.


Guillermo Rodriguez Garcia wrote :
> There are actually two sensors on each of those receivers.
> These will receive the same signal but with a phase shift.

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