Specifications

11822 / Newcomb Academy 27 4116.51 - 5 AUDIOVISUAL POLE VAULT SYSTEMS
FOR
6-18-13
a. The audio video system shall incorporate features that expand access and
connectivity to an existing data network.
b. The PVS Switcher shall incorporate a four port network switch, allowing a single
network drop to provide connectivity for two computers (NIC) and the MLC controller
in each room.
c. The audio video system shall include a dual network pass through wall plate and
cabling for easily connecting room based computer devices to the network switch in
the PVS Switcher.
d. The audio video system shall include a IP Link enabled MediaLink controller, also
connected to the network switch in the PVS Switcher, allowing remote monitoring,
scheduling and control of the system over a network.
4. Media Source Control
a. Classroom media sources shall be controlled with a MediaLink Controller - MLC
104IP Plus
1) The MediaLink Controller shall contain six tri-color, multi-status LED
push-buttons for device selection and projector on / off control. A rotary volume
control knob with five (5) LED volume indicators shall permit system volume level
control.
2) The MLC Controller shall feature Extron IP Link Ethernet for monitoring,
scheduling and control. This IP technology shall enable the device to be
controlled, scheduled and monitored over a LAN, WAN or the Internet using
Extron Global Viewer or MLC controller software.
3) The Controller shall contain a serial host port which shall consist of one (1)
bi-directional RS-232 front panel 2.5mm mini stereo jack. This host connection
port shall be for configuration and control of the controller itself and to install
device drivers for the equipment to be controlled.
4) The Controller shall also feature (2) bi-directional serial ports to provide device
control. These two ports shall control the display device and PVS Switcher
respectively via bi-directional RS-232 control via one (1) 3.5mm direct insertion
captive screw connector.
5) The MLC Controller shall also have two (2) configurable (via software) digital
input / outputs for devices such as sensors, switches, LEDs and relays via one
(1) 3.5mm 4-pole direct insertion captive screw connector.
6) Connection from the MLC Controller to the display shall be provided by one (1)
50’ Projector control cable.
7) Connection from the MLC Controller to the PVS Switcher shall be provided by
one (1) 50’ Switcher Control cable
8) At Science Labs provide Desktop Mount at teacher’s workstation for Media Link
Controller
(a) Provide and Install Extron MLM 104 4GWP four gang wall mounting kit for
the MLC 104 IP Plus. Part number 70-379-02. Mount to Extron SMB104
surface mounted four gang box, part number 60-642-02.
(b) Provide and install Extron PVT RGB AAP for VGA video and stereo audio
connection at teacher’s workstation, part number 70-722-02
(c) Provide and install Extron Two RJ-45 Female to Female Barrels AAP, part
number 70-100-11
5. Audio & Speech Reinforcement.
a. Speakers - In suspended ceiling applications, install Extron Model FF 120T speakers
with two foot cross bars. Quantity as shown on drawings.
1) The input connector uses (1) 5mm captive screw for 1 input.
2) Connection from the PVS switcher to the FF 120T speaker shall be provided by
Plenum rated 18 Gauge Speaker Cable Extron SPK-18.
6. Media Source Interfacing
a. The media source equipment shall be connected to the audiovisual system via two to
four (2–4) (see drawings for exact count) Active (powered) Twisted Pair Transmitter