Instrument Operation - HP 4934A Operating And Calibration Manual

Instrument Operation
1 Use MEAS to select SIG TO NOISE.
TRANSMITTER
2 Display the transmitted level and frequency using the DISPLAY key (the TRMT
indicator will be lit). Level, in dBm, is in the left window. The frequency (fixed
at 1004 Hz) is in the right window.
3 Set the transmitted level to the nominal data level using the OUTPUT LEVEL
control.
RECEIVER
4 Display the received signal-to-noise ratio using the DISPLAY key (the RCV
indicator will be lit).
5 Select the required filter using the FILTER key.
6 Read the signal-to-noise ratio in dB in the right window and the level of the
received tone in dBm in the left window.
2-16 Making Measurements