HP 8753E - Page 406

Node 20 IF Det 1 (IF after 30 MHz filter)
. . . . . . . . . . . . .. ...:. i . . . . . . _ _
_ _ ,..
perfvrm step A11 and then press (Meas) ,~~~~~~~~~~~ (YZJ @ I&ZTG) @ Ixl)
- .._ - .____..__...............
::~~~~~~~~ m a).
- .._. :..:...: ..... . ....... ~.:.:<...:.:~ ;;;;~~..‘““..:. . . .
The trace should be a flat Iine across the entire frequency band at least 0.5 V
greater than Vbb (node 14). The correct trace indicates the presence of IF after
the lirst 30 MHz filter/limiter.
sg631 s
Al2 Reference
Figure 10-15. Analog Bus Node 20
‘Ib observe the Al2 analog bus nodes perform step A12, below. Then follow the
node-specific instructions.
Step A12.
Press:
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