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Using your Attenuator as a Variable Back Reflector
Exampl e, Setting a Return Loss
1. Configure the hardware as shown in the figure below:
Figure 4-4 Hardware Configuration for Variable Return Loss
a. Connect the instrument to the electric supply.
b. Switch on the instr ument.
2. Reset th e instrument.
NOTE If someone else is using this instrument, please check with them before
reset ting, or store their setting for later recall.
a. Press RECALL.
b. Press EXEC.
3. Set the return loss referen ce value for the Agilent 81000BR
reference reflector.
a. Press BACK REFL twice to select the RL REF parameter.
b. Edit the value, with the Modify keys to set it to 0.180dB
4. Press EXEC to start the application
5. Edit the return loss valu e, wi th the Mo dify keys, to set it to
20.000dB.