Telex IP-223 technical manual Ctcss Tone Frequency Table, 131, Tone Freq Number

APPENDIX B

CTCSS Tone Frequency Table

CTCSS Tone Frequency Table

TABLE 8. CTCSS Tone Frequencies

Tone	Freq.	Tone	Freq.	Tone	Freq.	Tone	Freq.
Number	(Hz)	Number	(Hz)	Number	(Hz)	Number	(Hz)
1	33.0	17	71.9	33	123.0	49	183.5
2	35.4	18	74.4	34	127.3	50	186.2
3	36.6	19	77.0	35	131.8	51	189.9
4	37.9	20	79.7	36	136.5	52	192.8
5	39.6	21	82.5	37	141.3	53	196.6
6	44.4	22	85.4	38	146.2	54	199.5
7	47.5	23	88.5	39	151.4	55	203.5
8	49.2	24	91.5	40	156.7	56	206.5
9	51.2	25	94.8	41	159.8	57	210.7
10	53.0	26	97.4	42	162.2	58	218.1
11	54.9	27	100.0	43	165.5	59	225.7
12	56.8	28	103.5	44	167.9	60	229.1
13	58.8	29	107.2	45	171.3	61	233.6
14	63.0	30	110.9	46	173.8	62	241.8
15	67.0	31	114.8	47	177.3	63	250.3
16	69.4	32	118.8	48	179.9	64	254.1

131