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DTMF and MF Frequencies

DTMF and MF Frequencies

Table A-1 shows the DTMF frequencies and hexadecimal values used for DTMF inpulsing and outpulsing.


Note   Hexadecimal values used to represent DTMF digits in system DTMF digit commands and reports are contained in parentheses.


Table A-1: DTMF Frequencies and Hexadecimal Values
Low Frequency High Frequency
1209 1336 1477 1633

697

1(1)

2(2)

3(3)

A(A)

770

4(4)

5(5)

6(6)

B(B)

852

7(7)

8(8)

9(9)

C(C)

941

S(E)

0(0)

#(F)

D(D)

Table A-2 shows the MF frequencies and hexadecimal values used for MF inpulsing and outpulsing.


Note   Hexadecimal values used to represent MF digits in system MF digit commands and reports are contained in parentheses.


Table A-2: MF Frequencies and Hexadecimal Values
Low Frequency High Frequency
900 1100 1300 1500 1700

700

1(1)

2(2)

4(4)

7(7)

ST3P(E)

900

3(3)

5(5)

8(8)

STP(C)

1100

6(6)

9(9)KP(0)

1300

0(A)ST2P(D)

1500

ST(B)


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Posted: Fri Aug 9 11:36:47 PDT 2002
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