TB 9-6625-2333-24
adjustment(s) or corrective action before continuing with the calibration. Additional
maintenance information is contained in the manufacturer's manual for this TI.
d. Unless otherwise specified, all controls and control settings refer to TI.
7. Equipment Setup
WARNING
HIGH VOLTAGE is used or exposed during the performance of
this calibration.
DEATH ON CONTACT may result if
personnel fail to observe safety precautions.
REDUCE
OUTPUT(S) to minimum after each step within the
performance check where applicable.
a. Connect TI to 115 V ac power source.
b. Press LINE pushbutton to on and allow at least 30 minutes for TI to warm-up and stabilize.
NOTE
[ ] Denotes softkey on display. Softkeys and keys will be
referred to as keys in this procedure.
NOTE
Ensure proper calibration factors are used for measuring
receiver sensor module selected.
8. Calibrator Output Accuracy Test
a. Performance Check
(1) Connect measuring receiver sensor module input to TI CAL OUTPUT.
(2) Setup measuring receiver to measure power in dBm at 300 MHz. Measuring
receiver will indicate between -9.7 and -10.3 dBm.
b. Adjustments. Refer to paragraph 6 c above.
9. Displayed Average Noise Level Test
a. Performance Check
(1) Connect TI CAL OUTPUT to INPUT 50 :.
(2) Press TI keys and enter values using the DATA keys as listed in (a) through
(k) below:
INSTRUMENT STATE PRESET.
(a)
FREQUENCY then [CENTER FREQ] to 300 MHz.
(b)
SPAN then [SPAN] to 100 Hz.
(c)
AMPLITUDE then [REF LVL] to -10 dBm.
(d)
[ATTEN] to 0 dB.
(e)