Cable and Antenna Analyzer Measurement Guide : Calibration : Trace Characteristics in Return Loss Mode
 
Trace Characteristics in Return Loss Mode
As the individual calibration components are connected to the RF out port, the following measurement levels will be displayed on the screen:
When an OPEN is connected, a trace will be displayed between 0 dB to 10 dB.
When a SHORT is connected, a trace will be displayed between 0 dB to 10 dB.
When a LOAD is connected, a trace will be displayed between 0 dB to 50 dB.