The BC-307 is a GPS receiver with Compact Flash typeⅠinterface and built-in active antenna for high sensitivity to tracking signal. Based on the SiRF star Ⅱ/LP low power chip set and supports all functions(SingleSat updates in reduced visibility, Superior urban canyon performance, FoliageLock for weak signal tracking, etc.). The BC-307 is well suited to system integration and users who use PDA, notebook PC. It satisfies a wide variety of applications for car navigation, personal navigation or touring devices, tracking and marine navigation purpose. Users can simply plug it into a PDA or other type of handheld PC running with suitable mapping and routing software for navigation.
The BC-307 is a GPS receiver with a Compact Flash type I interface and a built‑in active antenna for high‑sensitivity tracking. It can be used with PDA or notebook PCs for car navigation, personal navigation, tracking, or marine applications. The manual describes the package contents, LED indicators, and optional external antenna usage.
Installation steps cover plug‑and‑play connection to a PDA or notebook PC, required drivers, and COM‑port configuration (4800,N,8,1). The document also explains how to test the device using the provided GPSinfo.exe program or a Hyper Terminal on Windows, and lists detailed technical specifications such as interface type, protocol, update rate, and environmental limits.
| Interface | Compact Flash type I |
|---|---|
| Protocol | NMEA0183 GGA, GSA, GSV, RMC, VTG, GLL |
| Baud Rate | 4800,N,8,1 |
| Channel | 12 channel all‑in‑view tracking |
| Frequency | 1575.42 MHz |
| Hot Start Time | 8 sec average |
| Warm Start Time | 38 sec average |
| Cold Start Time | 48 sec average |
| Position Accuracy | 15 m 2D RMS, SA off |
| Maximum Altitude | 18 000 m |
| Supply Voltage | DC 3.3 V ±10 % |
| Power Consumption | 90 mA continuous mode |
| Antenna Type | Built‑in active antenna |
| Dimensions | 95 mm × 47 mm × 17 mm |
| Operating Temperature | -10 °C to +70 °C |
| Storage Temperature | -40 °C to +85 °C |
| Operation Humidity | 95 % non‑condensing |
The default serial settings are 4800 bps, No parity, 8 data bits, 1 stop bit, typically using COM2 on a PDA.