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- LTE antenna x1
We also tied the battery thru a divider to an analog pin
and other useful accessories
9) stecken können
RV3028 Real-Time Clock (RTC) Breakout ESP8266 development board - LTE antenna x1The RV3028 RTC is factory calibrated, and is quoted to drift by just 1 second per million seconds at 25 degrees. This will vary slightly depending on a number of factors. In our testing, we've seen performance better than 2 seconds per million seconds. For comparison, that's up to five times more accurate than your average digital watch. The tiny silver oxide battery (8mAh, included) keeps the RTC running when your device (Raspberry Pi or Arduino) is
