Tektronix RSA3408A, Technical Reference, Page: 52 / 86

Performance Tests
1- 38
RSA3408A Technical Reference
2. Check residual response in the baseband:
a. Measure residual response:
H
Press the LINES key on the front panel.
H
Press the Show Line side key to select Vertical .
H
Press the
Number Of Line
key to select
1
.
H
With the Line1 side key, set the value to 1 MHz using the numeric
keypad.
H
Press the Show Line side key to select Horizontal .
H
Press the
Number Of Line
key to select
1
.
H
With the Line1 side key, set the value to --93 dBm using the numeric
keypad.
b. Check against limits:
Confirm that the residual signal level is --93 dBm or less at 1 MHz or
more.
3.
Check residual response in the RF1 band:
a.
Modify the analyzer controls:
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
numeric keypad.
H
Press the
SPAN
key on the front panel.
H
With the Span side key, set the span to 3 GHz using the numeric
keypad.
b. Measure residual response:
H
Press the
LINES
key
H
Press the Show Line side key to select Horizontal .
H
Press the Number Of Line key to select 1 .
H
Press the Line1 side key and set the value to --90 dBm using the
numeric keypad.
c.
Check against limits:
Confirm that the residual signal level is --90 dBm or less.