L1 Calculations

0447-EX-ST-2015 Text Documents

General Motors Research Corporation

2015-04-21ELS_161441

Repeaterlinkcalculations.xls

GPS Source, Inc. Repeater Budget Calculator

Change the values in the yellow boxes to calculate required readings
Repeated Signal
Ant Cable Insertion Repeater Ant Gain Best Power @ Range In
Receive Ant Gain Loss Repeater Amp Gain Case Range in Feet dBm

33 -10 30 3 100 -140.10
Total Signal Power @ Range
GPS Carrier Frequency MHz Total System Gain Range in Miles in Watts

1575.42 56 0.02 9.8e-18
Avg Receive Power L1 dBm
North America Range in Meters Radiated Power dBm

-130 31.17 -74
Free Space loss with
Isotropic Antennas Range in Kilometers Transmitted Power (W)

-66.10 0.03 2.0e-11
Effective Radiated Power
(W)

4.0e-11
Effective Radiated Power
(dBW)

-104

http://www.gpssource.com/Repeaterlinkcalculations.htm [9/5/2008 12:18:19 PM]

Document Created: 2008-09-05 12:22:57
Document Modified: 2008-09-05 12:22:57

© 2025 FCC.report
This site is not affiliated with or endorsed by the FCC