PCB Immersion Gold process.
The signal is more stable.
Main chip: U-BLOX NEO-6M C / A code, 1.023MHz stream
Receive bands: L1 [1575.42MHz]
Positioning performance 2D plane: 3m [average] The flat 2D: 2m [average], WAAS auxiliary. Drift: <0.02m / s Timing accuracy: 1us Reference coordinate system: WGS-84 Maximum altitude: 18,000 m
Maximum Speed: 515m / s Acceleration: <4g
Electrical properties: Tracking sensitivity:-161dBm Acquisition sensitivity:-148dBm Cold start time: 38s [average] Warm start: 35s [average] Hot start time: 1s [average] Recapture time: 0.1s [average]
Operating temperature: -40 °C to +80 °C
Interface electrical performance: Wide voltage range: the main power supply of +3.5 V ~ +5.5 V, owned RTC power