NAVAIR 17—2OAX—737
CALIBRATION CHECKLIST
TEST INST (S)
IFR
Inc. NAV—750, NAV-750A, and NAV—750B VOR/LOC/COMM and G/S Bench Test Sets
PROC. NO.
NA 17-2OAX-737
MFG.
MODEL
SER. NO.
PROCEDURE
STEP
NO.
(I)
FUNCTION TESTED
(2)
NOMINAL
(3)
MEASURED VALUES
OUT
OF
TOL
~
CALIBRATION TOLERANCES
(7)
FIRST RUN
(4)
SECOND RUN
(5)
4.3
Attenuator Linearity Tests
(dBm)
(dBm)
—
(dBm)
4.3.4
—6
—6.0
—4.5
to
—7.5
“
—10
—10.0
—8.5
to —11.5
“
—20
—20.0
—18.5
to —21.5
“
—30
—30.0
—28.5
to
—31.5
“
—40
—40.0
—38.5
to —41.5
“
—50
—50.0
—48.5
to —51.5
“
—60
—60.0
—
—57.5
to —62.5
“
—70
—70.0
—
—
—67.5
to —72.5
“
—80
—80.0
—77.5
to —82.5
“
—90
—90.0
—
—
—87.5
to
—92.5
“
—100
—100.0
—97.5
to —102.5
4.4
DEMOD Tones and DC OFFS T Tests
—
4.4.3.3
90 Hz tone
——
ck
()
NA
Displayed
“
(V
dc)
(mV dc)
“
DC
offset
0.0
—40.0
to
÷40.0
4.4.3.6
90 Hz tone
——
ck
()
—
NA
Displayed
“
(V
dc)
(mV dc)
“
DC
offset
0.0
—
—40.0
to
+40.0
4.4.3.8
150 Hz tone
——
ck
()
—
NA
Displayed
“
(V dc)
(mV dc)
“
DC offset
0.0
—
—40.0
to
+40.0
4.4.3.11
150 Hz tone
——
ck
()
NA
Displayed
“
(V
dc)
—
(mV dc)
“
0.0
—40.0
to
+40.0
4.4.3. 14
9960 Hz tone
——
ck
()
NA
Displayed
“
30 Hz mod tone
——
ck
()
NA
Displayed
4.4.3.15
DC
offset
0.0
—40.0
to
+40.0
4.4.3.17
30 Hz tone
——
ck
()
NA
Displayed
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