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preenfm2 and preenfm3 / Is it possible to connect a 12v battery?
« on: May 29, 2019, 11:24:38 AM »
I have a power supply with 12v output.
Do I need a voltage reducer? which one? I'm lost
https://es.wikipedia.org/wiki/78xx
in the wiki there is a table that says in 2,2v-30v
Do I need a voltage reducer? which one? I'm lost
https://es.wikipedia.org/wiki/78xx
in the wiki there is a table that says in 2,2v-30v