Setting Up A Dgps Rover - Javad LGG100-GG Operator's Manual

Notice: Connect the radio antenna before switching the modem to the transmitting
mode.

Setting up a DGPS Rover

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• Period (sec) – enter interval at which receiver will generate differential
corrections.
• Baud rate drop-down list – select a baud rate (i.e., the rate at which dif-
ferential messages will be transmitted from receiver to modem).
14. Click Apply. The receiver begins sending data to the selected port.
15. When finished with the previous steps, press the power button on the
external modem.
16. Select the radio transmission power using the Low/High toggle on the
rear panel of the modem.
17. Use the Channel button to set the frequency channel. Check that the
modem transmits the corrections (the TX LED will blink red each time
data transmits).
For more details on the settings available for configuring the Base station, refer
to the PCView Software Manual.
Use the following steps to set up a DGPS Rover station. You should already
have programmed the modem.
1. Set up the Rover station receiver's antenna as described in "LGG100-
GG Setup" on page 42.
2. Connect your receiver and computer. See "Connecting the LGG100-
GG and a Computer" on page 27 for this procedure.
3. Start PCView.
4. Click Configuration->Receiver.
5. Select the Positioning tab and set the Position Masks, Elevation mask
(degrees) parameter to 15 (Figure 3-4 on page 46).
S E T U P A N D M E A S U R I N G
DGPS Measuring with the LGG100-GG
LGG100-GG Operator's Manual 49