Resolution Bandwidth Switching Uncertainty Test; Db Resolution Bandwidth Accuracy; Db Resolution Bandwidth Selectivity; Bandwidth Switching Uncertainty - HP 8566B Adjustment Manual

5. Resolution Bandwidth Switching Uncertainty Test

(For instruments with Option 462, refer to Chapter 4.)
3 MHz Bandwidth Filter Adjustments
21.4 MHz Bandwidth Filter Adjustments
Down/Up Converter Adjustments
(uncorrected; referenced to 1 MHz bandwidth; 20 to 30" C)
f 2 . 0
f 0 . 5
fl.O dB
The CAL OUTPUT signal is applied to the input of the spectrum
analyzer. The deviation in peak amplitude of the signal trace is then
measured as each resolution bandwidth filter is switched in.
None required
1. Press (j-j.
2 . Connect CAL OUTPUT to RF INPUT.
3 . Key in the following control settings:
[
CENTER
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
SPAN
]
. . . . . . . . . . . . . . . . . . . . . . . .-8 dBm
REFERENCE LEVEL
4 . [
Press LOG
ENTER
5 . Key in settings according to 'Ihble 2-6. Press MARKER
[ ]
at each setting, then read the amplitude deviation
PEAK SEARCH
from the MARKER A readout at the upper right of the display. (See
Figure 2-7.) The allowable deviation for each resolution bandwidth
setting is shown in the table.
Resolution Bandwidth
I
10 Hz
30
Hz
100 Hz to 1 MHz
3
MHz
. . . . . . . . . . . . . . . . . . . . . . . . . 100
MHZ
Performance Tests 2.17