Vertical Control
TDS 420A, TDS 430A, TDS 460A & TDS 510A User Manual
3–125
limit for the higher frequency components, change the bandwidth of the selected
channel:
Press VERTICAL MENU
➞ Bandwidth (main) ➞ Full, 100 MHz, or
20 MHz
(side).
To make fine adjustments to the vertical scale, press VERTICAL MENU
➞
Fine Scale
(main) and use the general purpose knob to adjust the vertical scale.
To adjust the vertical position to a specific number of divisions, press VER-
TICAL MENU
➞ Position (main) and use the general purpose knob to set
vertical position. If you want to reset the reference point of the selected
waveform to the center of the display, press Set to 0 divs
(side).
Offset lets you subtract DC bias from the waveform. For example, you might be
trying to look at a 100 mV ripple on top of a 15 V supply. Using offset you can
display the ripple and scale it to meet your needs.
To use offset, press VERTICAL MENU
➞ Offset (main). Then use the general
purpose knob to set the vertical offset. If you want to reset the offset to zero,
press Set to 0 V
(side).
Fine Scale
Position
Offset
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