Tektronix VITS 200 Instruction Manual page 147

Performance Verification
Frequency Response and
Crosstalk
5–32
NOTE. Crosstalk specifications are guaranteed to be within specification by
successfully completing the Frequency Response checks.
42. Program Channel Frequency Response
REQUIREMENT — "1% to 5.5 MHz. "3% to 10 MHz.
a. Set the 1410 TSG 6, Multiburst module:
Control
Frequency Range
Markers . . . . . . . . . . . . . . . . . .
Composite . . . . . . . . . . . . . . . .
Amplitude . . . . . . . . . . . . . . . .
Sweep . . . . . . . . . . . . . . . . . . .
others . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
b. Connect Sweep out from the 1410 to the P-P Detector Head Input with a
75 Ω coax and barrel connector.
c. Connect 75 Ω coax from Detector Head Output to P-P Detector + Input.
d. Enable P-P Detector + Input.
e. Set + Input Level to light green LED (full clockwise).
Connect 75 Ω coax from P-P detector Output to Test Scope plug in
f.
11A34 CH 1.
g. Store waveform of detected sweep as a reference.
h. Set the 11K oscilloscope with 11A34 module installed in center slot:
Control
Vertical . . . . . . . . . . . . . . . . . .
Horizontal . . . . . . . . . . . . . . . .
Horizontal Desc
Acquire Desc . . . . . . . . . . . . .
Trigger Select . . . . . . . . . . . . .
Source . . . . . . . . . . . . . . . . . . .
Level . . . . . . . . . . . . . . . . . . . .
Time Holdoff . . . . . . . . . . . . .
Mode . . . . . . . . . . . . . . . . . . . .
Coupling . . . . . . . . . . . . . . . . .
Slope . . . . . . . . . . . . . . . . . . . .
Vertical Position
Horizontal Mag.
Setting
. . . . . . . . . . High
On
On
Full
On
Setting
5 mV/div
2 ms/div
. . . . . . . . . . . 10240
continuous
main
C1
20% or as needed to stabilize waveform
6 ms
Auto Level
DC
–
. . . . . . . . . . . as needed to view waveform
. . . . . . . . . . . 1x
(switch position)
(out)
(in)
(in)
(in)
(in)
(out)
VITS 200