Professor Tech RGM-3000 Series - Manual (Page 8)

Professor RGM-3000/REB-3000
GPS Module Operational Manual)
7
Technique specifications
RGM-3000/REB-3000 series.
Operational Characteristics.
12 Channels
L1, 1575.42MHz.
C / A code, 1.023MHz chip rate.
Snap start: 3 seconds, 90%
Hot start: 8 seconds, 90%
Warm start: 38 seconds, 90%
Cold start: 48 seconds, 90%
Reacquisition:0.1 second, typical
Navigation update rate: Once per second.
Datum: WGS-84.
Accuracy.
Position accuracy: Ғ 25m CEP without
SA
Velocity accuracy:0.1 meters/second
without SA
DGPS Accuracy.
Position:1 to 5 m, typical
Velocity: 0.05 meters/second, typical
DGPS type
WAAS, EGNOS, RTCM-104 protocol.
Dynamics.
Altitude: 18000 meters (60000 feet) Max.
Velocity: 515 meters / second Max.
Acceleration: 4 g. , Max.
Power Requirements.
The input voltage is 3.3V±10%, ripple Ғ
200mV. The power of active antenna is
supplied by RGM-3000/REB-3000 series.
REB-3000LXXXXX/RGM-3000LXXXXX
Current Ғ80mA typical
Ғ100mA max .
(3.3volt, w/o ext antenna)
REB-3000NXXXXX/RGM-3000NXXXXX
Current Ғ180mA typical
Ғ200mA max .
(3.3volt, w/o ext antenna)
Weight. 30g(RGM-3000),15g(REB-3000)
Environment.
Temperature.
Operating temperature -40 ~ +85 Degree
(Celsius).
Storage temperature: -50 ~ +100 Degree
(Celsius).
Humidity Ғ95% noncondensing.
GPS Antenna
Specification(REB-3000XX02XX,
RGM-3000XX00XX)
Center Frequency: 1575.42
±1.023MHz
Bandwidth (-10dB return loss): ғ8MHz
Gain at Zenith: 3.0dBi Typ, ғ2dB;
Gain at 10
° elevation :-1.0 dBi Typ,ғ-4dB
Polarization :R.H.C.P
Axial Ratio : 2.0dB max
LNA Specification:(External ANT for
RGM-3000XX02XX )
Center Frequency: 1575.42 ±1.023MHz
Gain : ғ12dB
Noise Figure : Ғ3dB
Out Band Attenuation : 7dB min for
±20MHz
20dB min for ±50MHz
30dB min for ±100MHz
Output V.S.W.R 2.0dB max
Voltage DC 3.0v
±10%
Current Ғ15mA