Calculations

0063-EX-PL-2009 Text Documents

L3 Communications

2009-02-12ELS_96233

GPS L1 Re-radiating Information & Calculations Site Information Antenna ID 12100 Location Description Hangar - Approx southwest corner Coordinates, NAD 83, ddd-mm-ss.s 33-04-26N-096-04-29W Antenna - Receiving (RX) Make and Model ANTCOM Corp L1/L2GPSA-N Gain (dBi) 36.5 Amplifier / Splitter Make and Model LA30RPDC-N Gain (typical, in dB at each output) 30 Amplifier / Splitter Make and Model NHIAPDC1X4/5/110 Gain (typical, in dB at each output) 18.4 Amplifier / Splitter Make and Model VGRRKAMP-N (-3-23) Gain (typical, in dB at each output) 7 Antenna - Re-radiating (TX) Make and Model ANTCOM Corp L1/L2RRKPA-S ANTCOM Corp L1/L2RRKPA-S ANTCOM Corp L1/L2RRKPA-S Gain (dBi) 3.5 3.5 3.5 Distance to nearest outer wall (ft) 54 54 54 Location Description Bay 1 Bay 2 Bay 3 Antenna Height AGL (ft) 60 60 60 Free Space Loss 69.81 69.81 69.81 Coax - RX Antenna to VGRRKAMP-N Amp Type or Description LMR400 Attenuation @1575 MHz (dB/100 ft) 5.1 Length (ft) 50 Coax Loss - RX Antenna to Amp 2.55 Coax - Amp to TX Antenna Type or Description LMR400 LMR400 LMR400 Attenuation @1575 MHz (dB/100 ft) 5.1 5.1 5.1 Length (ft) 210 480 780 Coax Loss - Amp to TX Antenna 10.71 24.48 39.78 Attenuator Make & Model GPS Networking ATTENPDC (1-30) GPS Networking ATTENPDC (1-30) Attenuation @1575 MHz (dB) 29 15 Calculated Signal Strength 100 ft Outside Building (dBm)* -146.67 -146.44 -146.74 * This value MUST be less than negative 140 dBm


Document Created: 2009-02-12 14:29:48
Document Modified: 2009-02-12 14:29:48
© 2026 FCC.report
This site is not affiliated with or endorsed by the FCC