Table of Contents
Advertisement
A.3. Values of the speaker gain (AT+VGR=<val>) :
Speaker
<val>
Gain
0 – 15
+6 db
16 – 31
+4 db
32 – 47
+2 db
48 – 63
+0 db
64 – 79
-2 db
80 – 95
-4 db
96 – 111
-6 db
112 – 127
-8 db
128 – 143
-10 db
144 – 159
-12 db
160 – 175
-14 db
176 – 191
-16 db
192 – 207
-18 db
208 – 223
-20 db
224 – 239
-22 db
240 – 255
-24 db
A.3.1 Values of the Microphone transmission (AT+VGT=<val>) :
Values for
"telephone handset"
<val>
Gain
0 – 31
+30 db
32 – 63
+33 db
64 – 95
+36 db
96 – 127
+39 db
128 – 159
+42 db
160 – 191
+45 db
192 – 223
+48 db
224 – 255
+51 db
Values for
"loud speaking telephone"
<val>
Gain
0
+0 db
1
+0,5 db
2
+1 db
3
+1,5 db
...
...
19
9,5 db
20
10 db
21 – 60
30 db
61
30,5 db
62
31 db
...
...
101
50,5 db
102 – 127
51 db
128 – 243
-6,5 db
244
-6 db
245
-5,5 db
246
-5 db
...
...
255
-0,5 db
41
Advertisement
Table of Contents
