Stanford Research Systems SR865A Operation Manual page 51

4 mhz dsp lock-in amplifier
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Chapter 1
13. Touch the blue scale tile {Fi} to display its scale
palette.
Touch
to auto scale the blue F trace.
14. Touch the white scale tile {Time} to display the
horizontal scale palette (bottom right of screen).
Touch
repeatedly to zoom out a few times.
15. Press and hold [Scan/setup] to display the scan
menu again.
Touch {End Mode} multiple times to select
Once.
Touch {Close} to return to the strip chart.
16. Press [Scan/setup] briefly (don't hold it) to turn
the scan off, then press [Scan/setup] briefly
again to re-arm.
Getting Started
Simply touching the blue scale tile turns the
blue trace back on and displays its scale palette.
The blue frequency trace shows the upward
scan of the frequency spanning 4 divisions or
20 Hz.
Since the scan End Mode is set to repeat, we
see the scan repeat over and over in the history.
When scanning, it is convenient to pause the
strip chart at the end of the scan to review the
results.
When the End Mode is Once, then the scan
stops at the end value and the strip chart is
paused.
Changes to the scan setup do not affect a
currently-running scan. We stop the scan and
then start a new one by cycling the [Scan/setup]
button; the
Ready
LED goes off and then on.
SR865A DSP Lock-in Amplifier
33

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