Installation Instructions

Document Name: WAPS BEACON Installation Manual
Version No: 1.4
Company Name: NextNav, LLC.
Confidential Page 24 11-Sep-12
Page 24 of 30
1. Check for proper GPS antenna connection by verifying antenna status message as not
Open or Short.
Figure 14: GPS Tab
4.4.2 Rubidium Tab
Click on ‘Rubidium’ tab to read the streamed data from the rubidium as shown in Figure
15.
1. Click on ‘Lock PLL’ to synchronize the rubidium PPS to the GPS reference PPS.
2. Note the ‘PPS offset’ which can be a number in the range 0 to 999999999. A
value of -1 indicates that the rubidium is not getting a reference PPS from the
GPS.