Voltage Standing Wave Ratio (VSWR) is a measurement of the impedance match of any RF component, subassembly, instrument in reference to a standard 50-Ohm resistive impedance. It is generally expressed ...

Antennas are a popular topic among radio enthusiasts. The Rigol Spectrum Analyzer VB1020 option and utility kit are good tools to help improve antenna design and characterization. This combination ...

Knowing the directivity specification of your measurement device can go a long way in setting measurement expectations. Directional power measurements are important when determining transmitter output ...

Co-sponsored by Analog Devices and Richardson RFPD. This webcast will provide a step-by-step approach to designing RF power and return loss measurement systems. The webcast will focus on a number of ...

Here’s a situation that creates fear and trembling: The engineer receives a call from the radio station: “The transmitter is off the air and there is a VSWR fault.” If the station is fortunate, the ...