72 dtmf signal level (dbm), M/b ratio, Return loss – Airlink AML001 User Manual

Page 73: Carrier frequency

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PCI Modem Card User's Manual

72

DTMF SIGNAL LEVEL (dBm)

Hi. G = -8± 2 dBm

Lo. G = -10± 2 dBm

M/B RATIO

39± 3/61± 4 10 PPS

RETURN LOSS

300Hz ~ 3400Hz >10 dB

Carrier Frequency

!

V.34

1800Hz 0.01%

!

V.32bis

1800Hz 0.01%

!

V.32

1800Hz 0.01%

!

V.17

1800Hz 0.01%

!

V.29

1700Hz 0.01%

!

V.27ter

1800Hz 0.01%

!

V.22bis, original mode

1200Hz 0.01%

!

V.22bis, answer mode

2400Hz 0.01%

!

V.22, original mode

1200Hz 0.01%

!

V.22, answer mode

2400Hz 0.01%

!

V.21 channel #1, mark

980Hz 0.01%

!

V.21 channel #1, space

1180Hz 0.01%

!

V.21 channel #2, mark

1650Hz 0.01%

!

V.21 channel #2, space

1850Hz 0.01%

!

Bell 212A, original mode

1200Hz 0.01%

!

Bell 212A, answer mode

2400Hz 0.01%

!

Bell 103, original mark

1270Hz 0.01%

!

Bell 103, original space

1070Hz 0.01%

!

Bell 103, answer mark

2225Hz 0.01%

!

Bell 103, answer space

2025Hz 0.01%

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