FFT
R&S
®
RTM20xx
121User Manual 1317.4726.02 ─ 01
Note: If "Time Control" is selected, the main time base can be adjusted using the hori-
zontal SCALE rotary knob.
See also "SCALE" on page 23, "To configure the original Y(t)-diagram" on page 69 and
figure 8-2.
Remote command:
TIMebase:SCALe on page 283
Trigger Offset ← Y(t)-Setup
Defines the horizontal position of the trigger point in relation to the reference point - to
the zero point of the grid. The value is indicated by "T" in the information bar above the
window.
The reference point is set with SETUP >"Time Reference".
Note: If a zoom or FFT window is displayed and "Time Control" is selected, the trigger
offset can be adjusted using the horizontal POSITION rotary knob.
See also:
● "POSITION" on page 23
● "Time Reference" on page 235
● "To configure the original Y(t)-diagram" on page 69
Remote command:
TIMebase:POSition on page 284
Show Channels ← Y(t)-Setup
Displays all active channels in the Y(t)-window. By default, only the selected channel is
visible, the channel used for FFT calculation.
FFT Off
Closes the FFT display and returns to the previous display.
Reference for FFT key
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