BT-338 contains a built-in SiRFIII Low Power Chipset for high sensitivity. It communicates with Host Platform (PDA, Laptop, and etc.) via Bluetooth Serial Port Profile. It also contains a replaceable battery with a large capacity (1700mAh), which enables BT-338 to run up to 17 hours. A slide battery lid makes it easy for battery removal. With the petite and sophisticated design, it would definitely be your best choice!
| Chipset: | SiRF Star III |
| Frequency: | L1, 1575.42 MHz |
| C/A code: | 1.023 MHz chip rate |
| Channels: | 20 channel all-in-view tracking |
| Antenna Type: | Built-in Ceramic patch antenna |
| Position: | 10 meters, 2D RMS |
| Velocity: | 0.1 m/s |
| Time: | 1 us synchronized to GPS time |
| Default: | WGS-84 Acquisition Time (Open sky, stationary) |
| Reacquisition: | 0.1 sec., average |
| Hot start: | 1 sec., average |
| Warm start: | 38 sec., average |
| Cold start: | 42 sec., average |
| Altitude: | 18,000 meters (60,000 feet) max. |
| Velocity: | 515 meters/second (1000 knots) max. |
| Acceleration: | Less than 4g |
| Jerk: | 20 m/sec3 |
| Voltage: | Rechargeable and removable battery with 5V DC input charging circuit |
| Operation Time: | Default 17 hours after fully recharged, in continuous mode; Programmable >20 hours, in trickle power mode |
| Connection: | Communication with host platform via Bluetooth Serial Port Profile |
| Protocol messages: | NMEA-0183 output protocol |
| Output format: | GGA(1sec), GSA(5sec), GSV(5sec), RMC(1sec),VTG(1sec) |
| Operating temperature: | -15 ° to 60 ° C |
| Humidity: | 5% to 95% Non-condensing |
| Dimension: | 72.5mm x 40.4mm x 23mm |