CATV STANDARD/IRC INPUT/OUTPUT CHANNEL FREQUENCIES
TABLE 1:
Channel
Number
Switch
Position
tens units
8421 8421
Carrier
Frequency
(MHz)
Offset
Frequency
(KHz)
INPUT CHANNEL
HRC IRC
STD
8 4 2 1 8 4 2 1
1
0
OFF AIR
Examples
INPUT CHANNEL
HRC IRC
STD
8 4 2 1 8 4 2 1
1
0
OFF AIR
INPUT CHANNEL
HRC IRC
STD
8 4 2 1 8 4 2 1
1
0
OFF AIR
1
0
OUTPUT CHANNEL
(+)
HRC IRC
STD
8 4 2 1 8 4 2 1
OFFSET(-)
(DON'T
CARE)
1
0
OUTPUT CHANNEL
(+)
HRC IRC
STD
8 4 2 1 8 4 2 1
OFFSET(-)
(+12.5)
INPUT CHANNEL
HRC IRC
STD
8 4 2 1 8 4 2 1
1
0
OFF AIR
CATV STD 5
CATV IRC 6
STD I I
IRC 28/+12.5 OFFSET
CATV STD 37
CATV IRC 37
1
2
3
4
5 STD
5 IRC
6 STD
6 IRC
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
0000 0001
0000 0010
0000 0011
0000 0100
0000 0101
0000 0101
0000 0110
0000 0110
0000 0111
0000 1000
0000 1001
0001 0000
0001 0001
0001 0010
0001 0011
0001 0100
0001 0101
0001 0110
0001 0111
0001 1000
0001 1001
0010 0000
0010 0001
0010 0010
0010 0011
0010 0100
0010 0101
0010 0110
0010 0111
0010 1000
0010 1001
0011 0000
0011 0001
0011 0010
0011 0011
0011 0100
0011 0101
0011 0110
0011 0111
0011 1000
0011 1001
0100 0000
0100 0001
0100 0010
0100 0011
0100 0100
0100 0101
0100 0110
0100 0111
0100 1000
0100 1001
0101 0000
- - -
55.25
61.25
67.25
77.25
79.25
83.25
85.25
175.25
181.25
187.25
193.25
199.25
205.25
211.25
121.25
127.25
133.25
139.25
145.25
151.25
157.25
163.25
169.25
217.25
223.25
229.25
235.25
241.25
247.25
253.25
259.25
265.25
271.25
277.25
283.25
289.25
295.25
301.25
307.25
313.25
319.25
325.25
331.25
337.25
343.25
349.25
355.25
361.25
367.25
373.25
379.25
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
- - -
+/- 12.5
+/- 12.5
+/- 12.5
- - -
- - -
- - -
- - -
- - -
- - -
- - -
+/- 12.5
+/- 12.5
+/- 12.5
+/- 12.5
+/- 12.5
+/- 12.5
+/- 12.5
+/- 12.5
+/- 12.5
+/- 12.5
+/- 12.5
+/- 12.5
+/- 12.5
+/- 12.5
+/- 12.5
+/- 12.5
+/- 12.5
+/- 12.5
+/- 25.0
+/- 12.5
+/- 12.5
+/- 12.5
+/- 12.5
+/- 12.5
+/- 12.5
+/- 12.5
+/- 12.5
CATV
CATV
CATV
CATV
2 Channel Assignments
