question: What is the difference between the `` I '' signals on E2 and E5B and the civilian codes of GPS ( L1-CA and L2C ) ?
answer: Compass signals have somewhat greater power
turker_answer: The difference between the `` I '' signals on E2 and E5B and the civilian codes of GPS ( L1-CA and L2C ) is that Compass signals have somewhat greater power .
rule-based: The difference between the `` I '' is signals compass signals have somewhat greater power on E2 and E5B and the civilian codes of GPS ( L1-CA and L2C ) .