TB 9-6625-335-24
Table 2. Minimum Specifications of Equipment Required - Continued
Manufacturer and model
Common name
Minimum use specifications
(part number)
SIGNAL
Amplitude
Aeroflex, Model 2023B (2023B)
Range: ≈-20 to 0 dBm
Accuracy: See RF POWER METER
Range: 100 MHz
Accuracy: 500 Hz (5x10-6 or 5 ppm)
SPECTRUM
Range: -97 dBm (100 MHz)
Agilent, Model E4440A p/o
ANALYZER
Accuracy: 1.2 dBm
Measuring receiver system N5531S
(E4440A)
5. Accessories Required. The accessories required for this calibration are common
usage accessories issued as indicated in paragraph 4 above, and are not listed in this
calibration procedure. The following peculiar accessory is required. Ophir, Model XRF733
RF Power Amplifier.
CALIBRATION PROCESS
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 result 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 within the
performance check where applicable.
CAUTION
Do not use 3-V lithium batteries in the hand-held radio tester
since they will damage the unit.
NOTE