Fluke 5520A - Page 213

SC300 Option
Theory of Operation
6
6-73
50Ω
Analog Shaped
2 µs - 10 µs
Pulse Shaped
20 µs - 1 µs
Unleveled
Leveled
Level
10 MHz Clock
Trigger
%1,10,100,1000
LF PWB
HF PWB
A6
DDS
Time Mark II
Time Mark III
LF Mux.
HF Mux.
HF Mux.
Oscilloscope
Calibrator
Trigger BNC
SCOPE
Output BNC
pp detect
8dB,20dB,20dB
Step Attenuator Module
Leveled Sine Wave
and Time Mark IV
PLLs
Pwr Amp.
Leveling Loop
Edge
yg121f.eps
Figure 6-18. SC300 Block Diagram