Tektronix 1720

Operating Instructions
2–10
1720/1721
0°
10°
d∅
10°
20%
dG
YL
10%
dG
yl
75% 100%
100%
75%
g
R
V
cy
MG
Q
b
U
B
mg
–I
CY
r
G
10°
20°
30°
40°
50°
Figure 2-4: 1720/1721 typical vector display.
Adjust the SCALE illumination control for the desired brightness. Note that the
internal waveform graticule should be illuminated.