TB 9-4931-535-24
(5) Press ENTRY INSTR PRESET key.
(6) Set synthesizer/level generator for a 20.08 MHz, -25 dBm output.
(7) Adjust MARKER/CONTINUOUS ENTRY knob to place marker on peak of
displayed signal. TI marker frequency indication will be between 20000000 and 20160000 Hz.
a. Performance Check
(1) Connect synthesizer/level generator OUTPUT 50
to TI 50-75
input.
(2) Press keys and enter values using ENTRY keys as listed in (a) through (g) below:
ENTRY INSTR PRESET.
(a)
(b)
ENTRY REFERENCE LEVEL controls to -20 dBm.
(c)
ENTRY dB/DIV to 1 dB.
(d)
RBW-VBW-ST ENTRY RES BW to 10 Hz.
(e)
MARKER/CONTINUOUS ENTRY MAN SWEEP to on.
(f)
INPUT REF LVL TRACK to off.
(g)
(3) Set synthesizer/level generator for a 150 kHz, -25 dBm output.
(4) Press keys as listed in (a) through (c) below:
(a) MARKER/CONTINUOUS ENTRY OFFSET to on.
(b) MARKER/CONTINUOUS ENTRY ENTER OFFSET key.
(c) INPUT ENTRY RANGE key.
(5) Press ENTRY STEP
key. TI marker indication will be between -0.7 and 0.7 dB.
(6) Repeat (5) above for remaining TI range settings.
a. Performance Check
(1) Connect synthesizer/level generator OUTPUT 50
to TI 50-75
input.
(2) Press keys and enter values using ENTRY keys as listed in (a) through (e) below:
ENTRY INSTR PRESET.
(a)
SWEEP ENTRY MANUAL to 1 MHz.
(b)
RWB-VBW-ST ENTRY RES BW to 3 Hz.
(c)
RBW-VBW-ST ENTRY VIDEO BW to 1 Hz.
(d)
or .
INPUT ENTRY RANGE to 10 dBm using ENTRY STEP
(e)
(3) Set synthesizer/level generator as listed in (a) through (c) below:
(b) AMPLITUDE to 10 dBm.
(c) AMPTD INCR to 0.1 dBm.