TB 9-6625-2332-40
(4) Set digitizing oscilloscope channel 3 and trigger probe attenuation to 10.
(5) Setup digitizing oscilloscope to display the leading edge of a single pulse at the
center of the display.
(6) Setup digitizing oscilloscope to take a time histogram with 300 samples at the
mid point of the leading edge of the displayed pulse.
(7) Verify that the digitizing oscilloscope sigma indication is less than the limit
listed in table 14.
Table 14. 9211 Pulse Jitter
Digitized oscilloscope
indication (psec)
<60 psec
(8) Press DISABLE pushbutton (model 9211 output module) to off (red light lit).
(9) Disconnect cable from TI 9211 module OUTPUT.
(10) Connect cable to TI 9215 module OUTPUT.
(11) Press TI pushbuttons as listed in (a) through (h) below:
(a) CHANNEL B.
(b) Vhigh and enter 5 from data keyboard and press ENTER/Hz.
(c) Vlow and enter 0 from the data keyboard and press ENTER/Hz.
(d) Lead and enter 5 from data keyboard and press n/GHz.
(e) Trail and enter 5 from data keyboard and press n/GHz.
(f) Per and enter 20 from data keyboard and press n/GHz.
(g) Wid and enter 10 from data keyboard and press n/GHz.
(h) Press DISABLE pushbutton (model 9215 output module) to on (red light
extinguished).
(12) Setup digitizing oscilloscope to display the leading edge of a single pulse at the
center of the display.
(13) Setup digitizing oscilloscope to take a time histogram with 300 samples at the
mid point of the leading edge of the displayed pulse.
(14) Verify that the digitizing oscilloscope sigma indication is less than the limit
listed in table 15.
Table 15. 9215 Pulse Jitter
Digitized oscilloscope
indication
(psec)
<60 psec
(15) Press DISABLE pushbutton (model 9215 output module) to off (red light lit).
(16) Disconnect cable from TI 9215 module OUTPUT.
16