Category: Knowledge
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How RF Adapters Affect a Measurement Path
Adapters add a transition with its own loss, reflection and frequency…
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Troubleshooting a Poor RF Connection
Check compatibility, mechanical condition, cable strain and calibration before changing the…
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How to Record an RF Bench Test for Reuse
Record enough detail to reproduce the signal path, instrument conditions and…
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How to Convert VSWR to Return Loss
First compute reflection coefficient magnitude from VSWR, then calculate −20 log10…
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How to Choose an RF Attenuator: Power, Bandwidth and Connectors
Choose an RF attenuator by checking required loss, maximum input power,…
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Selecting Attenuation for a Sensitive RF Receiver
Select attenuation from the strongest expected receiver input and the required…
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Manual Step Attenuator Versus Programmable Attenuator
A manual step attenuator suits direct bench adjustment; a programmable attenuator…
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How to Check an RF Load Before Applying High Power
Inspect the load and verify its suitability at low power before…
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DC Block Versus Bias Tee: Different Functions
A DC block interrupts a DC path; a bias tee combines…
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What Is a Coaxial RF Surge Protector?
A coaxial surge protector limits specified transient stresses on an RF…