TB 9-6625-2317-50
Table 2. Minimum Specifications of Equipment Required - Continued
Manufacturer and model
Common name
Minimum use specifications
(part number)
POWER METER
Range: 160 kHz to 1.6 GHz
Hewlett-Packard, Model
Range: 0 to -25 dBm
437B (13440045) w/power
sensor Hewlett-Packard,
Accuracy: 0.25 dB
Model 8482A (13440043)
POWER SPLITTER
Range: 150 kHz to 1.5 GHz
Weinschel, Model 1870A
Accuracy: +0.5 dB
(7916839)
(SG-1207/U)
Range: 150 kHz to 1.5 GHz
Amplitude: 0 and -25 dBm
Accuracy: Not required
6. Preliminary
Instructions
a. The
instructions outlined in
paragraphs 6 and
7 are preparatory to the
calibration
process. Personnel should become familiar with the entire bulletin before beginning the
calibration.
b. Items of equipment used in this procedure are referenced within the text by common
c. Unless otherwise specified, verify the results of each test and, whenever the test
requirement is not met, take corrective action before continuing with the calibration.
Adjustments required to calibrate the TI are included in this procedure. Additional
maintenance information is contained in the manufacturer's manual for this TI.
d. Unless otherwise specified, all controls and control settings refer to the TI.
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 with the performance
check where applicable.
a. Remove protective cover from TI only when necessary to make adjustments. Replace
cover after completing the adjustments.
b. Connect TI to a 115 V ac source. Press POWER pushbutton to ON and allow at
least 30 minutes for stabilization.
c. TI will
automatically do a
self-calibration. Upon
completion, you should see the
word SEARCHING displayed on the screen.