Keithley 6485 Instruction Manual page 17

List of Illustrations
1
Figure 1-1
Figure 1-2
Figure 1-3
2
Figure 2-1
Figure 2-2
Figure 2-3
Figure 2-4
Figure 2-5
Figure 2-6
Figure 2-7
Figure 2-8
Figure 2-9
3
Figure 3-1
4
Figure 4-1
Figure 4-2
Figure 4-3
6
Figure 6-1
7
Figure 7-1
Figure 7-2
Figure 7-3
Figure 7-4
Figure 7-5
Figure 7-6
Figure 7-7
Figure 7-8
Figure 7-9
Getting Started
Front panel ............................................................................. 1-7
Rear panel .............................................................................. 1-9
Typical analog output connections ...................................... 1-11
Measurement Concepts
BNC Input connector ............................................................. 2-4
Maximum input levels ........................................................... 2-5
Basic connections .................................................................. 2-6
Shielding for measurements (unguarded) .............................. 2-8
General purpose test fixture ................................................... 2-9
Capacitor test circuit without protection .............................. 2-11
Capacitor test circuit with protection ................................... 2-12
Floating measurements ........................................................ 2-13
Equivalent input impedance with zero check enabled ......... 2-14
Measurements
Connections for amps ............................................................ 3-4
Range, Units, Digits, Rate, and Filters
Speed vs. noise characteristics ............................................... 4-5
Digital filter; averaging and advanced classifications ............ 4-9
Digital filter types; moving and repeating ........................... 4-10
Buffer
Buffer locations ...................................................................... 6-3
Triggering
Trigger model - front panel operation ................................. 7-2
Trigger model - remote operation ....................................... 7-3
Measure action block of trigger model .................................. 7-6
Trigger link connection operation ........................................ 7-11
Trigger link input pulse specifications ................................. 7-12
Trigger link output pulse specifications ............................... 7-12
DUT test system .................................................................. 7-13
Trigger link connections ...................................................... 7-14
Operation model for triggering example ............................. 7-15