Appendices ~ appendix g: worksheets, Ecea, Echo canceller ,equalization, audio processing) – ClearOne AP800 User Manual
Page 64: Figure g.3. ap800 block diagram
60
Technical Services Group ~ 1-800-283-5936 (USA) ~ 1-801-974-3760
(Echo
Canceller
,Equalization,
Audio
Processing)
ECEA
Control/Status
A
G-Link
In
/Out
Control/Status
B
Channel
Mute
Automixer
High
Pass
Filter
Echo
Canceller
EC
Reference
1
EC
Reference
2
On
Of
f
On
Of
f
On
Of
f
On
Of
f
On
Of
f
NLP
Of
f/
Soft
/Medium
/Aggressive
Equalizer
(-12dB
to
+12dB)
Low
Mid
Hi
Microphone
Activation
Auto
gate
/Manual
gate
/Override
Adaptive
Ambient
On/O
ff
Attenuation
S1
Attenuation
S2
S2
S1
Mute
Mute
On
Of
f
Mute
Output Gain
On
Of
f
Nom
Output
1
D/A
On
Of
f
Mute
Output Gain
On
Of
f
Nom
Output
2
D/A
On
Of
f
Mute
Output Gain
On
Of
f
Nom
Output
3
D/A
On
Of
f
Mute
Output Gain
On
Of
f
Nom
Output
4
D/A
On
Of
f
Mute
Output Gain
On
Of
f
Nom
Output
5
D/A
On
Of
f
Mute
Output Gain
On
Of
f
Nom
Output
6
D/A
On
Of
f
Mute
Output Gain
On
Of
f
Nom
Output
7
D/A
On
Of
f
Mute
Output Gain
On
Of
f
Nom
Output
8
D/A
On
Of
f
Mute
Output Gain
On
Of
f
Nom
Output
A
D/A
On
Of
f
Mute
Output Gain
On
Of
f
Nom
Output
B
D/A
On
Of
f
Mute
Output Gain
On
Of
f
Nom
Output
C
D/A
On
Of
f
Mute
Output Gain
On
Of
f
Nom
Output
D
D/A
On
Of
f
AGC
On
Of
f
Mute
Input
Gain
Input
A
A/D
On
Of
f
AGC
On
Of
f
Mute
Input
Gain
Input
B
A/D
On
Of
f
AGC
On
Of
f
Mute
Input
Gain
Input
C
A/D
On
Of
f
AGC
On
Of
f
Mute
Input
Gain
Input
D
A/D
Automatic Gain
Control
Chairman
Override
On/O
ff
To
Matrix
Non
Gated
Audio
Gated
Audio
RS-232
ZMixing
Bus
YMixing
Bus
XMixing
Bus
Control
ECRef
Bus
Input
Gain
ECEA
Mic
/Line
1
A/D
Phantom Power On
/Of
f
Mic 55,
25
Line
Input
Gain
ECEA
Mic
/Line
8
A/D
Phantom Power On
/Of
f
Mic 55,
25
Line
Input
Gain
ECEA
Mic
/Line
7
A/D
Phantom Power On
/Of
f
Mic 55,
25
Line
Input
Gain
ECEA
Mic
/Line
6
A/D
Phantom Power On
/Of
f
Mic 55,
25
Line
Input
Gain
ECEA
Mic
/Line
5
A/D
Phantom Power On
/Of
f
Mic 55,
25
Line
Input
Gain
ECEA
Mic
/Line
4
A/D
Phantom Power On
/Of
f
Mic 55,
25
Line
Input
Gain
ECEA
Mic
/Line
3
A/D
Phantom Power On
/Of
f
Mic 55,
25
Line
Input
Gain
ECEA
Mic
/Line
2
A/D
Phantom Power On
/Of
f
Mic 55,
25
Line
System
Wide
Automatic
Mixing
Parameters
Figure G.3. AP800 Block Diagram
Appendices
~ Appendix G: Worksheets