TB 9-4931-535-24
or
keys, until TI
(4) Adjust synthesizer/level generator amplitude, using INCR
marker amplitude indicates 10.0 dBm.
(5) Press MARKER/CONTINUOUS ENTRY OFFSET key to on and then press
MARKER/CONTINUOUS ENTRY ENTER OFFSET key.
(6) Set synthesizer/level generator AMPTD INCR to 10 dBm.
(7) Press synthesizer/level generator INCR
key.
(8) TI marker amplitude indication will be between 9.7 and 10.3 dB.
(9) Repeat (7) above for remaining synthesizer/level generator settings listed in
Table 3. Amplitude Linearity
Synthesizer/level
Test instrument
generator
marker amplitude indications (dB)
approximate
settings (dBm)
Min
Max
-10
-19.4
-20.6
-20
-29.4
-30.6
-30
-39.4
-40.6
-40
-49.0
-51.0
-50
-59.0
-61.0
-60
-69.0
-71.0
-70
-78.0
-82.0
-80
-88.0
-92.0
b. Adjustments. Refer to paragraph 6d.
11. Reference Level
a. Performance Check
to TI 50-75
input.
(1) Connect synthesizer/level generator OUTPUT 50
(2) Press keys and enter values using ENTRY keys as listed in (a) through (h) below:
ENTRY INSTR PRESET.
(a)
or .
INPUT ENTRY RANGE to .0 dBm using ENTRY STEP
(b)
ENTRY REFERENCE LEVEL to 10 dBm.
(c)
INPUT REF LVL TRACK to off.
(d)
ENTRY dB/DIV to 1 dB.
(e)
RBW-VBW-ST ENTRY RES BW to 100 Hz.
(f)
RBW-VBW-ST ENTRY VIDEO BW to 1 Hz.
(g)
MARKER/CONTINUOUS ENTRY MAN SWEEP to on.
(h)
(3) Set synthesizer/level generator as listed in (a) through (c) below:
(a) FREQUENCY to 20 MHz.
(b) AMPLITUDE to 10 dBm.
(c) AMPTD INCR to 10 dBm.
(4) TI marker amplitude indication will be between 9.6 and 10.4 dBm.
