TB 9-6625-2345-35
(19) Disconnect equipment setup.
b. Adjustments. None
16. Noise Sideband Amplitude
a. Performance Check
(1) Connect TI CAL OUT to TI RF INPUT 50Ω.
(2) Press TI keys as listed in (a) through (j) below:
.
(a) BLUE SHIFT.
(b) RESET.
(c) AUTO RESOLN (not illuminated).
(d) BLUE SHIFT.
(e) FREQ, 1, 0, 0, MHz +dBX.
(f) BLUE SHIFT.
(g) SPAN/DIV, 1, 0, 0, Hz dB.
(h) BLUE SHIFT.
(i) REF LEVEL, 4, 0, kHz dBX.
(j) VIDEO FILTER WIDE (illuminated).
(3) Ensure TI TIME/DIV is set to AUTO position and PEAK AVERAGE control is
fully clockwise.
(4) Rotate TI RESOLUTION BANDWIDTH control to 10 Hz.
(5) Press TI SINGLE SWEEP key twice.
(5) When sweep is completed (ready light off), press TI BLUE SHIFT then
MKR⇒CENTER keys.
(6) Rotate TI CENTER/MARKER FREQUENCY control until TI MARKER
FREQUENCY displayed on CRT is 100.00030 MHz.
(7) While observing TI MKR LEVEL displayed on CRT, slowly continue to rotate
CENTER/MARKER FREQUENCY control up to a MARKER FREQUENCY indication
of 100.00050 MHz. Displayed MKR LEVEL indication will be within limits specified in
(8) Rotate TI CENTER/MARKER FREQUENCY control until TI MARKER
FREQUENCY displayed on CRT is 99.99970 MHz.
(9) While observing TI MKR LEVEL displayed on CRT, slowly continue to rotate
CENTER/MARKER FREQUENCY control up to a MARKER FREQUENCY indication
of 99.99950 MHz. Displayed MKR LEVEL indication will be within limits specified in first
(10) Press TI keys as listed in (a) through (c) below:
(a) FREE RUN.
(b) BLUE SHIFT.
(c) MKR OFF.