
I checked baud rates and tried an higher rate, I tried another power supply, 3 HC-06 board and 2 different GPS receiver (but same spec) but the issue Read more Qstarz BT-Q818XT is more than just a Bluetooth GPS receiver? Yes, it is enhanced with outstanding 10Hz feature, which is excellent for high speed racing requirement. It looks like a communication issue between the two modules. The GPS though is always working properly. When using 10Hz or more, the bluetooth board does not turn ON.

Bt Android Receiver Gps 10Hz Download Almanac Data
G-Mouse + Bluetooth in one: wired and wireless GPS receiver AGPS fix support : download almanac data to realize faster TTFF and positioning under warm start 10Hz update rate for higher accuracy of the demand of eXtreme Sport Lower power consumption up to 42hrs navigation time Super high sensitivity -165dBm adopting latest MTK II chipset
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