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Reference

CFG253 User Manual

External Sweep

To use the external sweep function, follow these steps:

1. Connect the BNC connector to the MAIN OUTPUT as shown

below.

Voltage source

CFG253

Test oscilloscope

To VCF INPUT

(on rear panel)

MAIN OUTPUT

2. Turn the FREQUENCY dial to the .3 position.

CAUTION. To avoid damage to theCFG253 Function Generator,

ensure that the maximum voltage into the rear panel VCF input is no

more than ±10 V pk.

3. Connect the external voltage signal to the VCF INPUT on the

rear panel of the instrument.

4. Push the SWEEP button out to deactivate the internal sweep

function.

When using an external sweep signal, the sweep width and sweep

rate knobs have no effect on the signal sweep. Instead, these

parameters are controlled entirely by the external signal provided

through the rear panel.

Tektronix CFG253 User Manual

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