IFR NAVAIR NAV-750 User Manual

NAVAIR 17—2OAX—737
4.2.12 Setthe TI FREQUENCY MHz switches to the followingsettings. At each setting, verify that the
power meter indicates within thetolerance limits listed.
TI
FREQUENCY MHz
Switch Setting
Power Meter
Tolerance Limits
(dBm)
072.000
074.000
076.000
079.000
—28.5 to —31.5
“
“
“
4.2.13 Disconnect thepower sensor from the TI.
4.3 ATTENUATOR LINEARITY TESTS
4.3.1 Set the TI controls as follows:
FREQUENCY MHz switches to
MASTER MOD control to
108.000 MHz
UNCAL [fully ccw (0)]
Output attenuator control to -6 dBm
4.3.2 Connect the signal generator calibratorsensor module input to the TI RF output connector.
4.3.3 Press the signal generator calibratorINSTR PRESET key (Blue key, AUTOMATIC OPERATION
key), and ensure that the signal generator calibrator is in the FREQ measurement mode and tunes to the TI
FREQUENCY MHz switches setting. Setthe signal generatorcalibrator for TUNED RF LEVEL
measurements with log (dBm) display, enter 39.9 SPCL, and then press the CALIBRATE key.
4.3.4 Set the TI outputattenuator control to each of the followingsettings. At each setting, verify that the
signal generator calibrator indicates within thetolerance limits listed.
TI Output Attenuator
Control Setting
Signal Generator Calibrator
Tolerance Limits
(dBm)
—6
—4.5 to —7.5
—10
—8.5 to —11.5
—20
—18.5 to —21.5
—30 —28.5 to —31.5
—40 —38.5 to —41.5
—50 —48.5 to —51.5
—60 —57.5 to —62.5
—70 —67.5 to —72.5
—80
—77.5 to —82.5
—90 —87.5 to —92.5
—100
—97.5 to —102.5
4.3.5 Disconnect the signal generator calibratorsensor module from theTI.
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IFR NAVAIR NAV-750 Specifications

General

Brand	IFR
Model	NAVAIR NAV-750
Category	Test Equipment
Language	English