TB 9-6625-2323-24
(d) More, FM Modes, Locked, Previous Menu, Previous Menu.
(e) Edit Dev., 2, 4, 0, kHz s Step, Edit Dev.
(f) Mod Wave, arrow key to ~, Select, Previous Menu.
(g) Edit Rate, 1, 0, kHz s Step, Edit Rate.
(h) On/Off to on.
(10) Set the measuring receiver for a modulation distortion measurement.
(11) Verify that the measuring receiver distortion indication is less than the
maximum indication listed in table 15 for Distortion @ 240 kHz Dev.
(12) Press TI keys as listed in (a) and (b) below.
(a) More, FM Modes, Unlocked Narrow, Previous Menu, Previous Menu.
(b) Edit Rate, 1, 0, kHz s Step, Edit Rate.
(13) Set the measuring receiver HP filter to 300 Hz.
(14) Verify that the measuring receiver indication is within the limits listed in table
15 for 240 kHz FM unlocked.
(15) Press TI keys as listed in (a) and (b) below.
(a) More, FM Modes, Locked, Previous Menu, Previous Menu.
(b) Edit Rate, 2, 0, 0, kHz, Edit Rate.
(16) Set the measuring receiver HP filter to 50 Hz, LP filter to >20 kHz, and set to
measure AM.
(17) Verify that the measuring receiver indication is less than the maximum limit
listed in table 15 for Incidental AM @ 5 GHz.
Table 15. FM Meter
Measuring receiver indication
Test description
Min
Max
Distortion @ 240 kHz Dev
----
1%
240 kHz FM unlocked
228 kHz
252 kHz
Incidental AM @ 5 GHz
----
2%
(18) Disconnect equipment setup and reconnect equipment as shown in figure 3.
(19) Press TI keys as listed in (a) through (k) below.
(a) System, Reset.
(b) Output On Off to off.
(c) Level Control, L1, Edit L1, 0, and MHz ms dB.
(d) Frequency Control, F0, Edit F0, 5, and GHz Sec dBm.
(e) Output On Off to on.
(f) Modulation, FM, More, FM Modes, UnLocked Wide, Previous Menu,
Previous Menu.
(g) Mod Wave, arrow key to highlight square wave, Select, Previous Menu.
(h) Edit Dev., 1, 0, 0, MHz ms dB, Edit Dev.
(i) Edit Rate, 0, ., 4, Hz ns Adrs, Edit Rate.
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