Tektronix TDS500C Manuel d'utilisateur télécharger pdf (Page 46)

Performance Tests

1–30

TDS 500C, TDS 600B & TDS 700C Performance Verification and Specifications

1. Install the test hookup and preset the instrument controls:

a. Hook up the test-signal source:

H Set the output of a DC calibration generator to 0 volts.

H Connect the output of a DC calibration generator through a

dual-banana connector followed by a 50 W precision coaxial cable to

one side of a BNC T connector. See Figure 1–5.

H Connect the Sense output of the generator through a second

dual-banana connector followed by a 50 W precision coaxial cable to

the other side of the BNC T connector. Now connect the BNC T

connector to CH 1. See Figure 1–5.

DC Calibrator

50  coaxial cables

Dual banana to

BNC adapters

BNC T

connector

Digitizing Oscilloscope

Output Sense

Figure 1–5: Initial test hookup

b. Initialize the oscilloscope:

H Press save/recall SETUP.

H Press the main-menu button Recall Factory Setup.

H Press the side-menu button OK Confirm Factory Init.

c. Modify the default settings:

H Press SHIFT; then press ACQUIRE MENU.

H Press the main-menu button Mode; then press the side-menu button

Average 16.

2. Confirm input channels are within limits for DC accuracy at maximum offset

and position: Do the following substeps — test CH 1 first, skipping substep

2a since CH 1 is already selected from step 1.

1 2 ... 41 42 43 44 45 46 47 48 49 50 51 ... 147 148

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Tektronix TDS500C Manuel d'utilisateur Page 46