HP 54501A Getting Started Manual page 44

Using the
Window
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TIMEBASE
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A
Timebase Window
8-2
This procedure uses the TIMEBASE WINDOW function to measure the
risetime of the signal generator output.
The Timebase window function is similar to dual timebase in analog
oscilloscopes. This function picks a portion of the main sweep and display
it below the main sweep waveform. The display can contain up to four
main sweep waveforms and four timebase window waveforms, using two
sweep speeds.
e Connect the input signal to channel 1 input.
e Press AUTOSCALE (or set up the oscilloscope display manually).
e Select TIMEBASE menu.
e Press window function key.
Until on is selected.
e Press window timebase function key.
Assigns ENTRY devices to control
the width of the window.
e Rotate knob to display an entire positive pulse.
ə Press window position key.
Assigns ENTRY devices to control
the window position.
HP 54501A, HP 54502A and HP 54503A
Getting Started Guide