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11-14
Digital I/O, Analog Outputs, and External Feedback
B. Equivalent Circuits
Preamp Out
Solder Lug
To 6514
input
6514 Input
Amp
Input LO (Inner Shield)
To Preamp Out
Feedback Element
GND
+
-
Input HI (Center Conductor)
From Signal
GND
HI
LO
S
7078-TRX-3
Cable
HI
LO
2
To Ranging
Amp and A/D
5
3
2
4
1
A. Construction
HI
LO
Shielded
Fixture
237-ALG-2
Cable
Feedback
Element
Parts List
Item Description
MFR Part Number
1 Shielded Fixture
2 Female Triaxial
3 Banana Jack
4 Triaxial Cable
5 Triaxial Cable
Pomona #2390
Keithley 7078-TRX-TBC
Keithley BI-9-2
Keithley 237-ALG-2
Keithley 7078-TRX-3
Figure 11-8
Shielded fixture
construction
Summary of Contents for 6514
Page 203: ...14 CommonCommands...
Page 207: ...15 SCPISignalOriented MeasurementCommands...
Page 235: ...18 PerformanceVerification...
Page 254: ...19 Calibration...
Page 274: ...20 RoutineMaintenance...
Page 278: ...A Specifications...
Page 282: ...B StatusandErrorMessages...
Page 288: ...C GeneralMeasurement Considerations...
Page 294: ...D DDCEmulationCommands...
Page 299: ...E ExamplePrograms...
Page 306: ...F IEEE 488BusOverview...
Page 320: ...G IEEE 488andSCPI ConformanceInformation...
Page 324: ...H CalibrationOptions...