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Table 5 - Motorola Type Code Numbers
First Digit of
Group From Which
Group From Which
Code
Tone A Is Selected
Tone B Is Selected
1
1
1
2
2
2
3
1
2
4
4
4
5
5
5
6
2
1
7
4
5
8
5
4
9
2
4
0
4
2
A
3
3
GROUP CALL (Quick-Call Format)
In Group Call application, the Tone Group is determined by
table 7, while the frequency is determined by Table 6. Refer to
the following examples.
NOTE
Group Call code numbers range from 00 to 99. How-
ever, there are several group calls with the same Tone
B frequency. This limits the total number of groups
called to 40.
EXAMPLE 1 - Group Call Code 07 (also code 27 and 37):
The digit "0" in Table 7 shows the Tone B is in Tone Group
2 (TG2) along with 20 to 29 and 30 to 39. Tone number 7 in
Tone Group 2 is 832.5 Hz (See Table 6).
EXAMPLE 2 - Group Call Code 98 (also code 48 and 88):
The digit "9" in Table 7 shows that Tone B is in Tone Group
(TG4) along with 40 to 49 and 80 to 89. Tone number 8 in Tone
Group 4 is 496.8 Hz.
Table 6 - Motorola Tone Frequencies and Groups
Tone
Tone
Tone
Tone
No.
Group 1
Group 2
Group 3
1
349.0 Hz
600.9 Hz
288.5 Hz
2
368.5 Hz
634.5 Hz
296.5 Hz
3
389.0 Hz
669.9 Hz
305.7 Hz
4
410.8 Hz
707.3 Hz
313.0 Hz
5
433.7 Hz
746.8 Hz
953.7 Hz
6
457.9 Hz
788.5 Hz
979.9 Hz
7
483.5 Hz
832.5 Hz
1006.9 Hz
8
510.5 Hz
879.0 Hz
1034.7 Hz
9
539.0 Hz
928.1 Hz
1063.2 Hz
0
330.5 Hz
569.1 Hz
1092.4 Hz
Table 7 - Motorola Group Call Tone Groups (TG)
Tone Number
00-09
10-19
20-29
30-39
40-49
50-59
60-69
70-79
80-89
90-99
LBI-39015
Tone
Tone
Tone
Group 4
Group 5
Group 6
339.6 Hz
584.8 Hz
1153.4 Hz
358.6 Hz
617.4 Hz
1185.2 Hz
378.6 Hz
651.9 Hz
1217.8 Hz
399.8 Hz
688.3 Hz
1251.4 Hz
422.1 Hz
726.8 Hz
1285.8 Hz
445.7 Hz
767.4 Hz
1321.2 Hz
470.5 Hz
810.2 Hz
1357.6 Hz
496.8 Hz
855.5 Hz
1395.0 Hz
524.6 Hz
903.2 Hz
1433.4 Hz
321.7 Hz
553.9 Hz
1122.5 Hz
Tone Group
TG2
TG1
TG2
TG2
TG4
TG5
TG1
TG5
TG4
TG4
9
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