AtM wrote: Apart from that, your Pi3 power supply also needs to cater for this 1.2A, on top of the usage of the Pi itself (another 1A or so?). Better select a beefy PSU then that can also handle the peak currents.
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Nice little mod to that Pi box! I use those Buck converters for a lot of stuff; my wiring harness is full of them but that's nice idea on where to hide one. Thanks for sharing!

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