To test the voltage measurement accuracy (oscilloscope)
Testing the voltage measurement accuracy verifies the performance of the following
specification:
• Voltage measurement accuracy
This test verifies the DC voltage measurement accuracy of the instrument, using a
dual cursor measurement that nullifies offset error.
Equipment Required
Equipment Critical Specifications Recommended
Model/Part
DC Power Supply –14 Vdc to +14 Vdc, 0.1 mV resolution HP 6114A
Digital Multimeter Better than 0.1% accuracy HP 3458A
Cable BNC (m)(m) 48-inch HP 10503A
Adapter (cable to
power supply)
BNC (f) to Dual Banana Plug HP 1251-2277
Adapter BNC tee (m)(f)(f) HP 1250-0781
Blocking Capacitor BNC (m)(f) 0.18 µF, ± 200 V HP 10240B
BNC Shorting Cap HP 1250-0074
Set up the equipment
Turn on the equipment required and the logic analyzer. Let them warm up for 30
minutes if you have not already done so.
3–72