
48
BRAVE Steel
–
User and service manual
Parameter
Value
Meaning
Basic
507
uu
Transmit level of DTMF choice v [-dBm]
(04-16)
10
uu
Transmission level of (DTMF) choice to the line, the range is -4 to -
16dBm, input the required level where uu=04 is -4dBm, uu=10 is -10dBm
Parameter
Value
Meaning
Basic
508
p
preemphase DTMF (0/1)
0
509
S
Listening in DTMF
– level (1-4)
2
p
P
reemphase is the ratio of the upper and lower groups of DTMF
frequencies. It is possible to choose ratio 2.2 dB - p=0 (Europe) or ratio
3.2dB - p=1 (Australia)
s
Choice of
DTMF v
olume levels (4 levels):
Volume in DTMF [dB]
s - choice
-15
1
-9
2
-3
3
+3
4