Hi. I never used Arduino before, but I got a new job on Arduino. In a simple way, I need to use GPRS with my Arduino UNO. After a look on the products, the GSM Shield could provides GPRS so I decide to choose this one. Before ordering all the material I just want to know if I will need an externa…

Alimentation GSM Shield / Arduino UNO

system May 14, 2014, 7:17am 2

Use an external AC/DC is very recommendable. 110/220v AC (depends on your country) to 5v DC.

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