Specifications

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5
Broadcast Tools
®
ACS 8.2 Plus Eight Input, Dual Output StereoMatrix Audio Control Switcher
DESCRIPTION
FUNCTION DESCRIPTION
Front Panel:
The ACS 8.2 Plus is a 1-rack unit device (19”w x 1.75”h x 10”d). The front panel
supports fourteen selection switches, 25 LED indicators, headphone and LED VU
meter output selection switch, headphone jack and headphone level control.
Rear Panel:
Installation is simplified with euroblock pluggable screw terminals. The rear panel
host’s audio and control plug-in euroblock screw terminals, input/output trimmers,
multi-drop RS-232 modular connector and 5-pin DIN power supply connector.
Switches:
The front panel of the ACS 8.2 Plus contains selection pushbuttons for each input
channel. A mute switch is provided to turn off each audio channel. Fade up, down
and dim push buttons are provided for inputs assigned to output one. A push-push
switch is furnished for both VU meter and headphone monitoring selection. Input
channels may be programmed for the following operations:
• Overlap (default) - Overlap one audio source with another while the button for
the second source is held down. Both channels will be fed to the output until the
second button is released, at which time the first audio source will be switched
off.
• Mix – Multiple inputs at a time to any given output - Push once to connect input,
press again while holding down the mute switch.
• Interlock - Connecting one input to any output disconnects all other inputs from
that output.
LED Indicators:
The ACS 8.2 Plus’s front panel LED indicators provide operational display of the
following information:
• LED indicators for each input switch displaying which output channel the input
is assigned.
• The mute indicator LED is lit when all channels are off.
• Two 10 - LED VU meters are selectable between output channels.
• Two “SS” LED’s indicating when an output channel has drop below –37db.
• “PIP” Parallel Input Port (GPI) active, indicating any change with the 16 input
GPI ports.
• “Pwr/Ser” LED which indicates valid power and will flash when the serial RS-
232 port is receiving or transmitting serial data.
• Optional AGC LED’s. Each output AGC module will drive two LED’s indicat-
ing above/below the target level.