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E4B05:What three test loads are used to calibrate an RF vector network analyzer?

E4B05E4B

What three test loads are used to calibrate an RF vector network analyzer?

Direct answer summary (2024-2028 NCVEC pool)

The official correct answer for E4B05 is Short circuit, open circuit, and 50 ohms.

The key fact is Short circuit, open circuit, and 50 ohms. Match that fact to the exact condition in the question; the other choices describe a different rule, band, component, or operating situation.

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