Technical Specifications; Electrical Characteristics - Holux GR-89 User Manual

GPS
Product series

3. Technical Specifications

3.1. Electrical Characteristics

3.1.1 General
1). Frequency：L1, 1575.42 MHz
2). C/A code：1.023 MHz chip rate
3). Channels：20
3.1.2 Accuracy
1). Position：10 meters, 2D RMS
2). 7 meters 2D RMS, WAAS corrected
3). 1-5 meters, DGPS corrected
4). Altitude ：< ± 35m Vertical in term of 95%
5). Velocity：0.1 meters/second
6). Time 1 microsecond synchronized to GPS time
3.1.3 Datum
1). Default：WGS-84
2). Other Support different datum by request
3.1.4 Acquisition Rate (Open sky, stationary requirements)
1). Hot start：1 sec., average
2). Warm start：38 sec., average
3). Cold start：42 sec., average
3.1.5 Dynamic Conditions
1). Altitude : 18,000 meters (60,000 feet) max
2). Velocity：515 meters/second (1000 knots) max
3). Acceleration：4g, max
4). Jerk：20 meters/second, max
3.1.6 Power
1). Input power：3.3~5.5 VDC
2). Input current: Less than 65 mA (without antenna)
3.1.7 RF interface
1). RF signal input to RFIN pin from external antenna. DC supply from
HOLUX Technology, Inc.
1F, No.30, R&D Road, Hsinchu 300, Taiwan (Hsinchu Science Industrial Park)
TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux.com.tw Website:www.holux.com.tw
(Open Sky)
※
With HOLUX, You never lose the way!
※
※
5