Tektronix TDS544A Manuel d'utilisateur télécharger pdf (Page 71)

Performance Tests

TDS 520A, 524A, 540A, & 544A Performance Verification

Check against limits:

CHECK that the CH 1 Freq readout is within

950 Hz to 1.050 kHz, inclusive.

Confirm that the Probe Compensator signal is within limits for amplitude:

Save the probe compensation signal in reference memory:

Press SAVE/RECALL WAVEFORM; then press the main-menu

button Save Wfm

Ch 1

Press the side-menu button to Ref 1 to save the probe compen-

sation signal in reference 1.

Disconnect the cable from CH 1 and the clips from the probe

compensation terminals.

Press MORE; then press the main-menu button Ref 1 to dis-

played the stored signal.

Press CH 1.

Hook up the DC standard source:

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

Connect the output of a DC calibration generator through a

dual-banana connector followed by a 50 precision coaxial cable

to one side of a BNC T connector. See Figure 1-25.

Connect the Sense output of the generator through a second

dual-banana connector followed by a 50 precision coaxial cable

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

BNC T connector to CH 1. See Figure 1-25.

Output Sense

DC Calibrator

Coaxial Cables

Dual Banana to

BNC Adapters

BNC T

Connector

Figure 1-25: Subsequent Test Hookup

Measure amplitude of the probe compensation signal:

Press SHIFT; then ACQUIRE MENU. Then use the keypad to set

AVERAGE to 16 in the side menu.

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Tektronix TDS544A Manuel d'utilisateur Page 71