setup screen
92_
setup screen
audio setup
You can configure the I/O settings of the audio source from the camera.
1.
From the Setup menu, select the
<
video & audio ( )
> tab.
2.
Click <
audio setup
>.
3.
Set the audio input value.
•
Source : Sets the audio input.
- Line : Connect the cable to the
audio device.
- External microphone : 3.5 pi(¢)
mono type external MIC.
•
Apply power to Ext. Mic. : If the
external microphone connected has no separate power supply, check this option
to set camera to supply power to the connected external microphone. The option
is enabled if <
external microphone
> is selected.
•
Codec : Specify the audio codec.
- G.711 : A audio codec standard, it uses 64 Kbps PCM (Pulse Code Modulation)
encoding.
ITU standard audio codec that is adequate for digital voice transfer in PSTN
network or through a PBX.
- G.726 : ITU standard audio codec applying ADPCM (Adaptive Differential Pulse
Code Modulation) for variable bit rates of 40/32/24/16 Kbps to 64 Kbps PCM
encoding.
•
Bitrate : Set the bit rate to differentiate compression ratio if using G.726 codec.
•
Gain : Specify the audio input amplification.
M
`
Excessive volume or gain values from the sound source may cause problems such as degradation
in sound quality or howling.
4.
Set the audio output level.
•
Enable : Sets whether to use audio output.
•
Gain : Set the amplification value for the audio output.
5.
When done, click [
apply (
)
].
