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14
CTCSS Tx Deviation
1. Press the “Sub” band
DIAL
knob momentarily, if
needed, to switch the “Main” band to be the “Right”
band.
2. Press and hold in the in the “Left”
DIAL
knob to set
the Alignment parameter to “
b-5 CTC.xxH
.”
3. Tune the “Right” band frequency to 440.050 MHz, then
activate the CTCSS Encoder with a 100 Hz tone, and
set the Transmit Power Level to “LOW.”
4. Press the
PTT
switch to activate the transmitter (with
no microphone input), and adjust the “Left”
DIAL
knob, as needed, so that the deviation meter reading
is between 0.65 kHz and 0.75 kHz.
5. Tune the “Right” band frequency to 146.050 MHz, then
activate the CTCSS Encoder with a 100 Hz tone, and
set the Transmit Power Level to “LOW.”
6. Press the
PTT
switch to activate the transmitter (with
no microphone input), and adjust the “Left”
DIAL
knob, as needed, so that the deviation meter reading
is between 0.65 kHz and 0.75 kHz.
Center Meter Sensitivity
1. Inject a 440.050 MHz signal at a level of 10 dBµ from
the RF Signal Generator.
2. Press the “Sub” band
DIAL
knob momentarily, if
needed, to switch the “Main” band to be the “Right”
band.
3. Tune the “Right” band frequency to 440.050 MHz.
4. Press and hold in the in the “Left”
DIAL
knob to set
the Alignment parameter to “
b-6 CTRL
/
V
.”
5. Press the “Left” band [
LOW
] key.
6. Press the “Right” band [
SCN
] key.
7. Tune the “Left” band frequency to 440.050 MHz.
8. Press and hold in the “Right”
DIAL
knob to set the
Alignment parameter to “
A-6 CTRL
/
V
.”
9. Inject a 440.050 MHz signal at a level of 10 dBµ from
the RF Signal Generator.
10. Press the “Left” band [
LOW
] key.
S-Meter Sensitivity
1. Inject a 440.050 MHz signal at a level of –5 dBµ from
the RF Signal Generator.
2. Press the “Sub” band
DIAL
knob momentarily, if
needed, to switch the “Main” band to be the “Right”
band.
3. Tune the “Right” band frequency to 440.050 MHz.
4. Press and hold in the in the “Left”
DIAL
knob to set
the Alignment parameter to “
b-7 SM L
/
V
.”
5. Press the “Left” band [
LOW
] key.
6. Increase the RF Signal Generator output level to +23
dBµ.
7. Press the “Left” band [
V/M
] key.
8. Tune the “Right” band frequency to 146.050 MHz.
9. Inject a 146.050 MHz signal at a level of –5 dBµ from
the RF Signal Generator.
10. Press the “Left” band [
LOW
] key.
11. Increase the RF Signal Generator output level to +23
dBµ.
12. Press the “Left” band [
V/M
] key.
13. Tune the “Right” band frequency to 230.050 MHz.
14. Inject a 230.050 MHz signal at a level of –5 dBµ from
the RF Signal Generator.
15. Press the “Left” band [
LOW
] key.
16. Increase the RF Signal Generator output level to +23
dBµ.
17. Press the “Left” band [
V/M
] key.
18. Tune the “Right” band frequency to 350.05 MHz.
19. Inject an 350.05 MHz signal at a level of –5 dBµ from
the RF Signal Generator.
20. Press the “Left” band [
LOW
] key.
21. Increase the RF Signal Generator output level to +23
dBµ.
22. Press the “Left” band [
V/M
] key.
23. Tune the “Right” band frequency to 850.05 MHz.
24. Inject an 850.05 MHz signal at a level of +3 dBµ from
the RF Signal Generator.
25. Press the “Left” band [
LOW
] key.
26. Increase the RF Signal Generator output level to +31
dBµ.
27. Press the “Left” band [
V/M
] key.
28. Press the “Right” band [
SCN
] key.
29. Tune the “Left” band frequency to 440.050 MHz.
30. Inject a 440.050 MHz signal at a level of –5 dBµ from
the RF Signal Generator.
31. Press and hold in the in the “Right”
DIAL
knob to set
the Alignment parameter to “
a-7 SM L
/
V
.”
32. Press the “Left” band [
LOW
] key.
33. Increase the RF Signal Generator output level to +23
dBµ.
34. Press the “Left” band [
V/M
] key.
35. Tune the “Left” band frequency to 146.050 MHz.
36. Inject a 146.050 MHz signal at a level of –5 dBµ from
the RF Signal Generator.
37. Press the “Left” band [
LOW
] key.
38. Increase the RF Signal Generator output level to +23
dBµ.
39. Press the “Left” band [
V/M
] key.
40. Tune the “Left” band frequency to 230.050 MHz.
41. Inject a 230.050 MHz signal at a level of –5 dBµ from
the RF Signal Generator.
42. Press the “Left” band [
LOW
] key.
43. Increase the RF Signal Generator output level to +23
dBµ.
44. Press the “Left” band [
V/M
] key.
45. Tune the “Left” band frequency to 350.05 MHz.
46. Inject an 350.05 MHz signal at a level of –5 dBµ from
the RF Signal Generator.
47. Press the “Left” band [
LOW
] key.
48. Increase the RF Signal Generator output level to +23
dBµ.
Alignment
Summary of Contents for FT-8800R
Page 4: ...4 Exploded View Miscellaneous Parts Note...
Page 5: ...Block Diagram 5...
Page 6: ...Block Diagram 6 Note...
Page 16: ...16 Note...
Page 18: ...MAIN Unit 18 Note...
Page 44: ...44 MAIN Unit Note...
Page 45: ...45 PANEL Unit Circuit Diagram...
Page 50: ...50 PANEL Unit Note...