AF125

STEREO VCA UNIT

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Sep.2014
AF125 was integrated into AF225A along with the AF225.

Stereo VCA
It is most suitable as audio interface for cough
Low noise, high-quality sound
19 inches 1U size

AF125 is the stereo VCA unit which is most suitable as audio interface for cough.
It can control the audio of 2 channels with 1 cough by stereo specifications.
Additionally, it is applicable to not only the cough but also the purpose that is various high qualities because it uses parts of high-quality sound.

“AF124 connection ”
When it uses AF125 in combination with announcement unit AF124, it works as cut interface of the ON/OFF action.
Even if VCA to Fade-in and fade-out in a short time is an ON/OFF action, it does not occur by a click noise.
Additionally, it is not necessary to prepare a power supply extra because the power supply service for AF124 is possible.

“Control”
Forced ON, forced OFF are possible regardless of a control state of the cough, too.

“Others”
It can change a standard switch action to a VCA level continuation variable type by fader connected to external with an option.
In this case it is possible for a variable to voltage control to 0dB to infinite dB in 0V to +5V or 0V to +10V.
AF225 of related products is a dual VCA unit variable consecutively.

■ Specifications
•AUDIO INPUTS: BALANCED 24kΩ
•INPUT REF=+4dBu, MAX=+24dBu
•INPUT CONNECTORS: XLR3-M
•AUDIO OUTPUTS: BALANCED 50Ω
•OUTPUTS: REF=+4dBu,MAX=+24dBu
•OUTPUTS CONNECTORS: XLR3-F
•CONTROL RANGE: 0dB~-100dB (0V~+5V)
•CONTROL connector: Dsub25-F(#4-40)
•THD: < 0.01% at 1kHz
•FREQUENCY RESPONSE: 20~20kHz ±0.1dB
•MAINS: 100VAC 50/60Hz 15W MAX
•DIMENSIONS: 482Wx44Hx303D 4kg

   AF125 “EXT CONTROL” D25-F(#4-40)
 1                          14 FU ON_
 2                          15 FORCE ON_
 3                          16 FORCE CUT_
 4                          17 
 5                          18 
 6                          19 
 7                          20 
 8 +15V SUPPLY              21 +15V SUPPLY
 9 GND                      22 GND
10 -15V SUPPLY              23 -15V SUPPLY
11                          24 NC
12                          25 NC
13 

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