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Radio Navigationmedium#1146

The GPS frequency L1 is:

A

1227.60 MHz

B

1575.42 MHz

Correct

C

1176.45 MHz

D

1381.05 MHz

Explanation

L1 (1575.42 MHz) carries the C/A code used by civilian receivers. L2 (1227.60 MHz) carries the P(Y) code for military/dual-frequency receivers.

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