OEM638 Technical Specifications
Appendix E
OEM6 Family Installation and Operation User Manual Rev 12
166
RF INPUT / LNA POWER OUTPUT
Antenna Connector
MMCX female, 50 W nominal impedance (see
Acceptable RF Input Level
L1: -122 to -87 (signal) dBm, -161 to -141 (noise) dBm/Hz
L2: -126 to -93 (signal) dBm, -161 to -141 (noise) dBm/Hz
L-Band: -125 to -102 (signal) dBm, -161 to -151 (noise) dBm/Hz
L5/E5: -119 to -84 (signal) dBm, -161 to -141 (noise) dBm/Hz
RF Input Frequencies
GPS L1:
1575.42 MHz
GPS L2:
1227.60 MHz
GPS L5:
1176.45 MHz
GLONASS L1:
1593-1610 MHz
GLONASS L2:
1237-1253 MHz
Galileo E1:
1575.42 MHz
Galileo E5a:
1176.45 MHz
Galileo E5b:
1207.14 MHz
Galileo E5:
1191.795 MHz
BeiDou B1:
1561.098 MHz
BeiDou B2:
1207.14 MHz
L-Band:
1525 to 1560 MHz
LNA Power
Voltage user selectable: +3.3 VDC ±10% or +5 VDC ±10%
current 0-200 mA maximum (supplied by card through center conductor of RF
connector)
CONNECTORS
MMCX female
Connections between the MMCX and an external oscillator, or interface board,
must be impedance controlled. To accomplish this use 50 ohm coaxial cable and
50 ohm connectors.
External Clock input
Refer to the EXTERNALCLOCK command
Frequency
5 MHz or 10 MHz
Input Impedance
50 Ohm nominal
Input VSWR
<2:1
Signal Level
0 dBm minimum to +13.0 dBm maximum
Frequency Stability
±0.5ppm maximum
Wave Shape
Sinusoidal