Service Manual

Page 1.23
2 ~ SERVICE PHILOSOPHY
1.7.4
Signalling
1.7.4.1 CTCSS
All 38 standard CTCSS Tones are supported as per the table below.
Identifier Frequency Identifier Frequency Identifier Frequency
Q 67.0 C 107.2 0 167.9
R 71.9 L 110.9 1 173.8
S 74.4 D 114.8 2 179.9
T 77.0 M 118.8 3 186.2
U 79.7 E 123.0 4 192.8
I 82.5 N 127.3 5 203.5
V 85.4 F 131.8 6 210.7
A 88.5 O 136.5 7 218.1
W 91.5 G 141.3 8 885.7
J 94.8 P 146.2 9 223.6
= 97.4 H 151.4 * 241.8
B 100 X 156.7 # 250.3
K 103.5 Y 162.2 ‘ ‘ NONE
Encoder
Tone Deviation:
25kHz channel spacing 500 to 750Hz
20kHz channel spacing 400 to 600Hz
12.5kHz channel spacing 250 to 375Hz
Tone Distortion Less than 5.0%
Frequency Error Less than ±0.5%