Tektronix 1760 User Manual

Page 54

Operator’s Checkout Procedure

1760 Series Component Waveform/Vector Monitor User Manual

2-16

Gain Control

There are three calibrated vertical gain settings available (

, and

X10

), as well as an independent variable gain control.

Enter the

GAIN

menu and select

. Note that

is outlined

and the display is amplified. Select

X10

. Note that

X10

outlined and the display is amplified again.

Select variable gain and use the right bezel control to adjust
the gain to the minimum and maximum settings.

Exit the

GAIN

menu, then enter it again. Note that the vari-

able and X10 gain settings are restored. Exit the

GAIN

menu.

Adjust the

VERT POS

control to place the signal on baseline.

Select Timing Reference

The factory preset selects a two-line sweep. Note that
pressing the

LINE/BUTTON

button will cycle through four

selections: one-line, two-line, one-field, and two-field
sweeps. Return to the two-field sweep.

Press the

MAG

button. The

MAG

indicator lights and a

1 S/Div sweep is displayed. Use the

HORIZ POS

control to

view the magnified display, then turn off the

MAG

. (See page

3-6 for a list of sweep rates.)

Voltage and Timing Cursors

The 1760--Series voltage, timing, and vector cursors can be
used to measure any portion of the displayed signal.

Enter the

CURSOR

menu (factory preset selects voltage

cursors;

VOLT

is outlined on screen). The voltage cursors

appear as two dashed horizontal lines: cursor 1 has single
dashes and cursor 2 has double dashes. Use the left and
center bezel controls to adjust the cursors individually, or the
right control to move both cursors by the same amount

(

TRACK

)

. The voltage difference between the cursors is

displayed as

∆

. Align a voltage cursor with a signal refer-

ence point and press

MAG

. The cursor is still at the same

point on the signal (use the

HORIZ POS

control if needed to

view the cursor).