Agilent Technologies 54641A Service Manual page 50

Table 3-2
Testing Performance
To verify digital channel threshold accuracy
Test Threshold Accuracy only on the 54641D/42D Mixed-Signal Oscilloscope
You need to perform these instructions only if you will be testing the Agilent
54641D/42D Mixed-Signal Oscilloscope.
Equipment Required to Test Threshold Accuracy
Equipment
Digital Multimeter
Oscilloscope Calibrator
BNC-Banana Cable
BNC Tee
BNC Cable
BNC Test Connector, 8-by-2
Test Fixture
Probe Cable
Critical Specifications
0.1 mV resolution, 0.005%
accuracy
DC offset voltage 6.3 V
Not required if 01660-63801
Test Fixture is available
PV test fixture
Recommended Model/Part
Agilent 34401A
Fluke 5820A
Agilent 11001-60001
Agilent 1250-0781
Fluke 50 cable, P/N 686318
User-built (See "Obtain a BNC
connector and an 8-by-2 section
of Berg strip." on page 3-4.)
Agilent 01660-63801
Agilent 01650-61607