Page History

1

The Identification number*
field

Automatically

Displays the identification number of the Microphone

system

object 

Sequence of numbers

NA

From 1 to 32767.

Depends on the number of the Microphone objects in the video surveillance system with distributed architecture

2

The Name*

field

Enter the value in the field

Sets the name of the Microphone object in the video surveillance system with distributed architecture

Latin alphabet, Cyrillic

, digits and service characters

Microphone

A line containing a sequence of any

characters (letters, digits, service characters

except > and <

characters),

case-

insensitive.

Number of

characters—from 1 to 60

3

The Disable

Is set by a check box

checkbox

Set the checkbox

Disables the Microphone object in the video surveillance system with distributed architecture

Boolean type

Clear

Set—the Microphone

object is disabled and

isn't used

Clear—

the Microphone object is enabled and is

used

4

The Audio card
drop-down list

Select the value from the list

Sets the

Audio card parent object for the given Microphone object

Names of the Audio card objects registered in the system

Name of the Audio card parent object

Depends on the number of the Audio

card objects in the system

The General group

5

The Channel
drop-down list

Select the value from the list

Sets the number of the

audio signal input

channel according to the number of the RCA-F

connector to which the microphone is connected

Right, left channel

0

Depends on the type of audio signal digitization card.

For AxxonSoft

ADC audio signal digitization cards and

audio cards such as SoundBlaster:

0

—Left channel

;

1

—Right channel

6

The Line
drop-down list

Select the value from the list

Sets the source of audio signal

Types of the audio signal source 

Microphone

Microphone

—audio signal comes from the microphone

Phone

—audio signal comes from the

phone line

7

The Gain

Volume

slider

Set the slider

in the position

Sets the audio signal

power gain

Sound power in decibels (dB)

24

From 0 to 45

8

The Volume level
indicator

Automatically

Displays the power volume of the incoming audio signal

Volume of the sound in Db

Sound power in decibels (dB)

NA

From 0 to 45

Displays the available parameters of the IP device driver

Sets the values of the IP device parameters

Sets the delay in milliseconds between the receiving of an audio signal from the audio input device and its output to the speaker

or its recording to the archive synchronously with the video signal.

This parameter is used if the video image comes delayed or advanced

and the sound

is ahead or falls behind

it

The AGC group

(

set

using the

Olkha sound cards:

Olkha-

9P,

Olkha-

10LP,

Olkha-

12U,

Olkha-

14)

12

The Enable

checkbox

Set the checkbox

Enables the automatic adjustment of the audio signal

gain

Boolean type

No

Clear

Set—automatic

adjustment of the audio signal

gain is enabled

Clear—automatic adjustment of the audio signal

gain is disabled

13

The Dynamic range

slider

Set the slider in the position

Sets the level of audio signal

power after the automatic adjustment

Sound

power in decibels (dB)

0

From 0 to 45

14

The Time constant

slider

Set the slider

in the position

Sets the time period

during which the audio signal is

brought to the

set power level during automatic adjustment

Time in

seconds (s)

3

From 0

.1 to 6

The Audio trigger group

15

The Audio trigger level

Level

slider

Set the slider

in the position

Sets the

level of the sound

power above which the recording of the audio signal starts automatically (registration of the alarm event)

Sound

power in

relative units

-45

-

45—audio trigger is

disabled

From -44 to

0—audio trigger is

enabled

16

Delay

The Audio trigger delay
slider

Set the slider

in the position

Sets the time period

during which the

audio signal is post-recorded after the end of the alarm

event

Time in

seconds (s)

3

From 1 to 16

Any valid

unused port numbers.

The number of ports is determined by the system administrator