TB 9-4931-535-35
(15) Press keys and enter values using ENTRY keys as listed in (a) through (d)
below:
(a) ENTRY RECALL and then 1.
(b) ENTRY CF STEP SIZE to 1 MHz.
(c) SWEEP ENTRY MANUAL.
(d) ENTRY STEP ⇓.
(16) Repeat (5) through (10) above.
(17) Disconnect rear panel OVEN REF OUT from 50-75Ω input.
(18) Reconnect rear panel OVEN REF OUT to EXT REF IN.
17. Harmonic Distortion
a. Performance Check
(1) Press keys and enter values using ENTRY keys as listed in (a) through (f)
below:
(a) ENTRY INSTR PRESET.
(b) ENTRY CENTER FREQUENCY to 13.31 MHz.
(c) ENTRY CF STEP SIZE to 13.31 MHz.
(d) RBW-VBW-ST ENTRY RES BW to 10 Hz.
(e) INPUT ENTRY RANGE to -25 dBm using ENTRY STEP ⇓.
(f) MARKER/CONTINUOUS ENTRY MAN SWEEP to on.
(2) Connect synthesizer/level generator OUTPUT 50Ω to low pass filter input and
connect low pass filter output to TI 50-75Ω input.
(3) Set synthesizer/level generator for a 13.31 MHz, -25 dBm output.
(4) Press keys and enter values using ENTRY keys as listed in (a) through (d)
below:
(a) MARKER/CONTINUOUS ENTRY OFFSET to on.
(b) MARKER/CONTINUOUS ENTRY ENTER OFFSET.
(c) ENTRY REFERENCE LEVEL to -50 dBm.
(d) ENTRY CENTER FREQUENCY.
(5) Press ENTRY STEP ⇑ key. TI marker amplitude indication will be <-80 dB.
