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Trigger Menu
The Trigger menu lets you configure the following:
Table 4-18. Trigger Menu
Trigger Source: To change the trigger source, press on the Trigger Source button and select the trigger source from the
Free Run: No Settings
Video:
Range: Reference Level to (Reference Level – 10 * Scale/Div)
Resolution: 0.1 dB
Default: Reference Level – 0.5 * (10 * Scale/Div)
The following unit terminators are supported when the appropriate amplitude units are selected: dBm, dBmV, dBµV, W, mW, µW, nW, pW, f W , aW, V, mV, µV, nV, pV
IF Power (Wide BW):
Range:
Resolution: 1 dB
Default:
The following unit terminators are supported when the appropriate amplitude units are selected: dBm, dBmV, dBµV, W, mW, µW, nW, pW, f W , aW, V, mV, µV, nV, pV
External TTL: Level = 1.4 V (cannot be changed)
External:
Range:
Resolution: 100 mV
Default: TTL (1.4V)
Terminators: V, mV, Cancel
Line: Settings are not available.
Trigger Level: To set the trigger level, press in the Trigger Level parameter field and enter a value using the numeric keys. When a new value is entered, the terminator fly- out will appear with the available units. Press on the desired units to terminate the entry.
Slope: To change the trigger slope, press on the Slope button to toggle between Rising edge or Falling edge. Rising edge is the default setting.
Trigger Delay: To set the trigger delay, press in the Trigger Delay parameter field and enter a value using the numeric keys. When a new value is entered, the terminator fly- out will appear with the available units. Press on the desired units to terminate the entry.
SPA Mode:
Range: 0 ms to 65.5 ms (current sweep time to 65 ms for zero span)
Resolution: 0.1 ms (100 ns for zero span)
Default: 0 ms
FFT, FFT-WB Modes:
Range: 0 ms to 65 ms
Resolution: 100 ns
Default: 0 ms
VSA Mode:
Range:
Resolution: 10 ns
Default: 0 ms
MS278XB OM |
