Tektronix 475A - Magnified Sweep Display; Delayed Sweep Display

4. Set the CH1 VOLTS/DIV switch and vertical
POSITION control to locate the display within the display
area.
5. Adjust the A Trigger LEVEL contro! for a stable
display.
6. Set the A TIME/DIV switch and the horizontal
POSITION control to locate the display within the display
area. Then adjust the FOCUS control as needed.
MAGNIFIED SWEEP DISPLAY
1, Obtain a Normal Sweep Display.
2. Adjust the horizontal POSITION control to move the
area to be magnified to within the center graticule division
(0.5 division on each side of the center vertical graticule
line). It may be necessary to change the TIME/DIV switch
setting.
3. Push the X10 MAG switch (on) and adjust the
horizontal POSITION control for precise positioning of
the magnified display. Divide the TIME/DIV setting by 10
to determine the magnified sweep rate.
DELAYED SWEEP DISPLAY
NOTE
Differential time measurements and measurements
using the TIME or 1/TIME functions of the DM44 are
invalid when the B Trigger SOURCE switch is not set
to STARTS AFTER DELAY.
1. Obtain a Normai Sweep Display.
2. Set the HORIZ DISPLAY switch to A INTEN and the
B Trigger SOURCE switch to STARTS AFTER DELAY.
3. Puli out on the B TIME/DIV knob and turn cw until
the intensified zone is the desired length. Adjust the
INTENSITV control as needed to make the intensified
zone distinguishable from the rest of the displav. If vour
instrument is equipped with a DM44, set the FUNCTION
switch to a function other than TIME or 1/TIME fora single
delayed sweep. Dual delayed displays are discussed in
step 6.
@ 475A/DM44 Operators . 17