| GENERAL DESCRIPTION
BT-74S Bluetooth GPS receiver, a total solution of GPS Bluetooth with SiRF
star III chipset, acquires 20 satellites in parallel, provides unbelievable
positioning sensitivity and transmitting ability to an easy position-fix from
urban or canyon area. BT-74S allows from 14 hours continuous use to stand-by
time up to one week with a single battery charge. It works with all Bluetooth
enabled smart phones, lap-top and PDA, regardless of brand, in an operating
range of more than 10 meters. High performance and high sensitivity BT-74S is
an ideal receiver for any strict environments.
Key features
20 channels "All-In-View" tracking
Cold/Warm/Hot start time: 42/38/1 sec. (average)
Superior sensitivity: -159dBm tracking
Reacquisition time: 0.1 sec.
Build-in ceramic patch antenna
Build-in rechargeable Li-on battery
Support standard NMEA-0183 at 38400 bps baud rate
Compatible with bluetooth devices with Serial Port Profile (SPP)
Ultra low power consumption: 14 hours continuous use to stand-by time up to
one week by 1100 mAh Li-on battery
Time to full recharge: within 4 hours
3 LEDS display all GPS, bluetooth and power status
Size: 81.0 (L) X 43.0 (W) X 17.6 (H) mm
Weight: 60g (battery included)
Non-slip back pad for secure placement
SPECIFICATIONS
| GPS Features
|
|
| GPS Chipset |
SiRF Star III |
| Frequency |
L1, 1575.42MHz |
| C/A Code |
1.023MHz chip rate |
| Channels |
Supports 20 channels |
| Antenna (Internal) |
Built-in low noise antenna |
| Sensitivity |
| To - 159dBm Tracking, Superior Urban Canyon Performance |
| Time to First Fix (TTFF) |
| Cold Start |
42 sec, average |
| Warm Start |
38 sec, average |
| Hot Start |
1 sec, average |
| Reacquisition |
0.1 sec |
| Update rate |
1 Hz (max.) |
| Accuracy |
|
| Position |
5 - 25m CEP without SA |
| Velocity |
0.1m/sec, without SA |
| Time |
1ms synchronized to GPS time |
| Power |
| Built-in rechargeable 1100mAh Li-on battery
and 5V DC input |
| Operation Current |
<75mA (Typical) |
| Operation Time |
14hrs, fully charged, in continuous mode |
| Charging time |
4.0hrs. (Typical) |
| Environmental Characteristics |
| Operating Temperature |
- 10¢XC to + 60¢XC |
| Storage Temperature |
20¢XC to + 85¢XC |
| Datum |
|
| WGS-84 |
|
| Dynamic
Conditions |
| Altitude |
<18,000m |
| Velocity |
<515m/s |
| Acceleration |
<4G |
| Motional Jerk |
4m/sec |
| Interface
|
|
| Communication Protocol: Communicate with
host platform |
| via Bluetooth (class 2) serial port profile |
| Bluetooth communication distance 10meters
(Typical) |
| GPS Protocol: Default: NMEA-0183 - GGA, GSA,
GSV, |
| GLL, RMC, VTG |
| Data bit: 8, stop bit: 1(Default) |
| Device Size and Weight |
|
| 81.0 (L) X 43.0 (W) X 17.6 (H) mm |
| 3.19 (L) X 1.69 (W) X 0.69 (H) inch |
| 60g (battery included) |
| Accessories
|
|
| Car charger, AC adaptor, Non-slip pad, Manual
CD |
| Certificates |
|
| CE, FCC & BQB |
|
|
|
