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190 Series III
Users Manual
34
Recorded Data Display
In Normal view, the samples that roll off the screen are stored in deep memory. When the
memory is full, recording continues by shifting the data in memory and deleting the first samples
out of memory.
In View All mode, the complete memory contents are displayed on the screen. Press 3 to
toggle between VIEW ALL (overview of all recorded samples) and NORMAL view.
You can analyze the recorded waveforms using the Cursors and Zoom functions. See Replay,
Zoom and Cursors.
Scope Record in Single Sweep Mode
Use the recorder Single Sweep function to automatically stop recording when the deep memory
is full.
To se t u p :
1. Start the record mode. See Starting a Scope Record Function.
2. Press 1 to stop recording and unlock the OPTIONS softkey.
3. Press 2 to open the RECORDER OPTIONS menu.
4. Use the cursor and E to highlight the Mode field, select Single Sweep, and accept the
recorder options.
5. Press 1 to start recording.
Triggering to Start or Stop Scope Record
To record an electrical event that causes a fault, it might be useful to start or stop recording on a
trigger signal: Start on trigger to start recording; recording stops when the deep memory is full
Stop on trigger to stop recording. Stop when untriggered to continue recording as long as a next
trigger comes within 1 division in view all mode.
• For the models 190-xx4 the signal on the BNC input that has been selected as trigger source
must cause the trigger.
• For the models 190-xx2 the signal applied to the banana jack inputs (EXT TRIGGER (in)).
signal must cause the trigger. The trigger source is automatically set to Ext. (external).
To se t u p :
1. Start the record mode. See Starting a Scope Record Function.
2. Apply the signal to be recorded to the BNC input(s).
3. Press 1 to stop recording and unlock the OPTIONS softkey.
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