Rikaline GPS-22 - Manual (Page 15)

GPS-22 Manual
Rikaline
Specifications subject to change without prior notice
Rikaline Marketing Corp.
Max Oscillator Offset 6.5e-6 Limit the search range during cold start. Must
be larger than TCXO
tolerance+stability+aging, for ex. 1+2.5+3=6.5
Elevation Mask (in degrees) 5 SVs for which elevation is lower are ignored to
compute the solution
Signal Level Mask (AMU) 2 SVs for which signal strength is lower are
ignored to compute the solution
DOP Mask 12 Max Dilution Of Precision to accept the
solution
PDOP Switch
6 Max Position DOP
4.4.3 FILTER configuration
Kalman Filter
4.4.4 OFFSET configuration
Offset 0 ppm
Window -1 ppm
4.4.5 NMEA configuration
Output interval 1 second
NMEA sentences GGA /GSA/GSV/RMC
4.4.6 APPlication settings
Protocol Output Port 9600 bauds, 8 bits data, 1 start, 1 stop, no
parity
Number of channels 8
Week epoch 1024
(The offset number of 1024 week periods
since 6 January 1980. Setting to 1024
includes all dates between August 22, 1999
and March 2019.)
4.5 Application Information
4.5.1 Antenna recommendation
Power supply voltage 2.7 - 3.6 V
Frequency range 1,575.42+/-1.023MHz
LNA Gain 27 dB at 3.0 V
LNA NF 1.1 dB at 3.0 V
Antenna and LNA total Gain 25 dBi Max at 3.0 V