Tait TM8100 mobiles Service Manual page 384

Table 12.11 RF voltages along the initial RF signal path of the VHF radio (D1 band)
Power level Frequency
(W) (MHz)
1 216
241
266
5 216
241
266
12 216
241
266
26 216
241
266
40 216
241
266
Table 12.12 RF voltages along the initial RF signal path of the UHF radio (H5 and H6 bands)
Power level (W) Frequency (MHz)
H5
band
1 400
435
470
5 400
435
470
12 400
435
470
26 400
435
470
40 400
435
470
384 Transmitter Fault Finding (25W)
Synthesizer Buffer
output output
0.3 ± 0.1 0.3 ± 0.1
0.4 ± 0.1 0.3 ± 0.1
0.3 ± 0.1 0.3 ± 0.1
0.3 ± 0.1 0.3 ± 0.1
0.3 ± 0.1 0.3 ± 0.1
0.3 ± 0.1 0.3 ± 0.1
0.4 ± 0.1 0.2 ± 0.1
0.3 ± 0.1 0.3 ± 0.1
0.3 ± 0.1 0.3 ± 0.1
0.3 ± 0.1 0.3 ± 0.1
0.3 ± 0.1 0.3 ± 0.1
0.3 ± 0.1 0.3 ± 0.1
0.3 ± 0.1 0.3 ± 0.1
0.3 ± 0.1 0.3 ± 0.1
0.3 ± 0.1 0.2 ± 0.1
H6 Synthesizer
band output
450 0.2 ± 0.1
490 0.2 ± 0.1
530 0.2 ± 0.1
450 0.2 ± 0.1
490 0.2 ± 0.1
530 0.2 ± 0.1
450 0.2 ± 0.1
490 0.2 ± 0.1
530 0.2 ± 0.1
450 0.2 ± 0.1
490 0.1 ± 0.1
530 0.1 ± 0.1
450 0.2 ± 0.1
490 0.2 ± 0.1
530 0.2 ± 0.1
RF voltages (V)
Exciter
output
3.8 ± 0.5
3.7 ± 0.5
3.5 ± 0.5
3.3 ± 0.5
3.2 ± 0.5
3.6 ± 0.5
3.3 ± 0.5
3.6 ± 0.5
3.2 ± 0.5
3.8 ± 0.5
3.5 ± 0.5
3.4 ± 0.5
3.3 ± 0.5
3.3 ± 0.5
3.6 ± 0.5
RF voltages (V)
Buffer Exciter
output output
0.3 ± 0.1 4.5 ± 0.5
0.3 ± 0.1 4.6 ± 0.5
0.4 ± 0.1 3.9 ± 0.5
0.3 ± 0.1 4.6 ± 0.5
0.4 ± 0.1 4.6 ± 0.5
0.4 ± 0.1 3.6 ± 0.5
0.2 ± 0.1 3.9 ± 0.5
0.3 ± 0.1 4.0 ± 0.5
0.3 ± 0.1 3.4 ± 0.5
0.2 ± 0.1 3.8 ± 0.5
0.2 ± 0.1 3.6 ± 0.5
0.2 ± 0.1 3.0 ± 0.5
0.3 ± 0.1 4.2 ± 0.5
0.3 ± 0.1 3.6 ± 0.5
0.3 ± 0.1 3.2 ± 0.5
TM8100/TM8200 Service Manual
© Tait Electronics Limited November 2007
Driver
output
1.3 ± 0.5
1.0 ± 0.4
2.3 ± 0.9
3 ± 1
3 ± 1
6 ± 2
4 ± 2
4 ± 2
9 ± 4
4 ± 2
5 ± 2
12 ± 5
12 ± 5
9 ± 4
20 ± 8
Driver
output
2.3 ± 0.5
1.5 ± 0.5
0.8 ± 0.5
3.6 ± 0.5
2.6 ± 0.5
1.2 ± 0.5
4.5 ± 0.5
3.9 ± 0.5
1.7 ± 0.5
4.6 ± 0.5
4.5 ± 0.5
1.8 ± 0.5
8.6 ± 0.5
8.2 ± 0.5
2.5 ± 0.5