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2 output internal reference, 9 using the trigger options (trigger tab), Output internal reference – BNC 835 User Manual User Manual

Page 30: Sing the, Rigger options, Trigger

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Berkeley Nucleonics Corporation 2955 Kerner Blvd., San Rafael, CA 94901

Phone: 415-453-9955, Fax: 415-453-9956, Email: [email protected], Web: www.berkeleynucleonics.com

3.8.2

Output Internal Reference

The internal reference can be output to one of the rear panel connectors. Enable the output by

selecting the desired output frequency (10 or 100 MHz).

Figure 3-o REFERENCE Tab

3.9 Using the Trigger options (TRIGGER tab)

All instruments support internal and external triggering for frequency, power, list and chirp sweeps. To

set the trigger options go to the TRIGGER tab as shown in

Figure 3-p

.

Various trigger sources are available:

a) KEY which is the RF on/off button

b) LAN (“soft trigger”, SCPI via LAN, USB, GPIB)

c) external TRIGGER at the rear panel (TRIG IN, TTL input)

The following trigger parameters can be defined:

a) trigger delay: 50

µs to 10 sec in 1 µs resolution predefined delay after trigger signal arrives.

The trigger delay uncertainty is about ±2

µs.

b) trigger modulo: N=1 to 255: defines every Nth trigger event to be used

c) trigger active edge: positive, negative and both (positive first or negative first)

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