Tektronix RSA3300A, Service Manual

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Performance Tests
RSA3303A & RSA3308A Service Manual
4- 43
H
Press the TRACE/AVG key on the front panel.
H
Press the Trace 1 Type... side key and select Average .
H
Press the Number Of Averages side key and set the value to 50.
H
Press MEASURE > Channel Power .
H
Press
MEAS SETUP
>
Channel Bandwidth
and set the value to
1 MHz using the general purpose knob.
2. Check noise in the baseband: Read the measurement result of Density at the
bottom of the screen. Check that the value is --151 dBm/Hz or less.
3.
Check noise at 2 GHz in the RF (RSA3303A) / RF1 (RSA3308A) band:
a. Modify the analyzer control:
H
Press the FREQUENCY/CHANNEL key on the front panel.
H
With the Center Freq side key, set the frequency to 2 GHz using the
general purpose knob.
H
Press the AMPLITUDE key on the front panel.
H
With the Ref Level side key, set the level to --50 dBm using the
general purpose knob.
H
Press the RF Atten/Mixer side key to select RF Att .
H
With the RF Att side key, set the attenuation to 0 dB using the
general purpose knob.
b.
Check against limits: Read the measurement result of Density at the
bottom of the screen. Check that the value is --150 dBm/Hz or less.
4.
Check noise at 3 GHz in the RF (RSA3303A) / RF1 (RSA3308A) band:
a. Modify the analyzer control:
H
Press the
FREQUENCY/CHANNEL
key on the front panel.
H
With the Center Freq side key, set the frequency to 3 GHz using the
general purpose knob.
b. Check against limits: Read the measurement result of Density at the
bottom of the screen. Check that the value is --150 dBm/Hz or less.