RTS BTR-30N, Руководство по эксплуатации

Страница: 77 / 90

BTR-30N, TR-30N, TR-32N 75
Frequency Bands
The BTR-30N system operates over the following frequency
ranges:
–
Base TX: 482-572 MHz
–
Base RX: 174-216 MHz
The bands, US TV channels, and frequencies are shown in
Figure 80.The UHF bands are 18 MHz wide. The VHF bands
are 24 MHz wide.
Bands F to C are always base transmit bands (beltpack receive
bands). Bands 10-13 are always base receive bands (beltpack
transmit bands). An F10 base station is comprised of an F band
transmitter and a 10 band receiver.
Band Pairing for Systems
Table 3 show the available band pairings.
Base TX Bands Base RX Bands
F
10,13
H
10,13
A
10,13
B
10,13
C
10,13
TABLE 3.
Available band pairings
FIGURE 80.
Band Names Frequencies and US TV Channels
Band US TV Freq.
Start
Freq.
End
US TV
10
7 174 180 7
8 180 186 8
9 186 192 9
10/13 10 192 198 10
13
11 198 204 11
12 204 210 12
13 210 216 13
F
16 482 488 16
17 488 494 17
18 494 500 18
H
19 500 506 19
20 506 512 20
21 512 518 21
A
22 518 524 22
23 524 530 23
24 560 536 24
B
25 536 542 25
26 542 548 26
27 548 554 27
C
28 554 560 28
29 560 566 29
30 566 572 30