TB 9-6625-2076-24
(6) Press and hold SLOW DECR pushbutton. TI FREQUENCY indication will
decrease. Release pushbutton.
(7) Press and hold FAST DECR pushbutton until frequency stops decreasing.
Frequency counter will indicate less than 107.9730 MHz.
(8) Press and hold SLOW INCR pushbutton. TI FREQUENCY indication will
increase. Release pushbutton.
(9) Press and hold FAST INCR pushbutton until frequency stops increasing.
Frequency counter will indicate greater 108.0270 MHz.
(10) Press RF SELECT F pushbutton off.
b. Adjustments. Adjust TCXO ADJ (located on A4A4 assembly) for a 108.00 MHz
frequency counter indication (R).
9. Frequency Response
a. Performance Check
(1) Press all TI TONE SELECT pushbuttons to off position (not lit).
(2) Connect power meter to TI RF OUT.
(3) Enter frequencies listed in table 5 into TI. If power meter does not indicate
within limits specified at each frequency, adjust corresponding adjustment listed in table 5
for a -6 dBm power meter indication. If any adjustment is made, repeat first row of table 5.
Table 5. Frequency Response
Test instrument
Power meter
Adjustments
frequencies
indication
(fig. 1a) (R)
(MHz)
(dBm)
Min
Max
108.00
-5.5
-6.5
74.60
-5.5
-6.5
75.00
-5.5
-6.5
R7
75.40
-5.5
-6.5
110.00
-5.5
-6.5
111.95
-5.5
-6.5
113.00
-5.5
-6.5
R8
114.00
-5.5
-6.5
116.00
-5.5
-6.5
117.95
-5.5
-6.5
329.15
-5.5
-6.5
331.10
-5.5
-6.5
332.00
-5.5
-6.5
R6
333.50
-5.5
-6.5
335.00
-5.5
-6.5
