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Arduino: SIM808 module GSM working fine, GPS not working (No GPS ready message on power on) - YouTube
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Using DFRobot sim808 and tried another code where sim cards not need and checked the similiar problems on different forum. still won't work - Arduino SIM - Arduino Forum
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Amazon.com: SIM808 Module GSM GPRS GPS Development Board + IPX SMA GSM GPS Antenna Support 2G Network for Arduino Raspberry Pi : Electronics
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Sim808 Instead Of Sim908 Module Gsm Gprs Gps Development Board Ipx Sma With Gps Antenna Available For Raspberry Pi Or Arduino - Integrated Circuits - AliExpress
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Amazon.com: SIM808 Module GSM GPRS GPS Development Board + IPX SMA GSM GPS Antenna Support 2G Network for Arduino Raspberry Pi : Electronics
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