Specifications

Chesapeake College Todd Performing Arts Center Auditorium
Audio System Upgrade
March 20
th
, 2015
Audio Systems 27 41 00-28
a. Personal / Laptop Computer
b. One (1) QSC RMX 2450 audio amplifier
c. One (1) QSC GX3 audio amplifier
d. One (1) Altec Lansing model 9444B audio amplifier
e. One (1) Denon model DN-T625 CD / Cassette combination player
f. One (1) Denon model DN-740R dual cassette player
g. One (1) Denon model DN-C550R dual CD deck player
h. One (1) Altec Lansing model 1715C Mixer / Amplifier (used to power Backstage
loudspeakers)
i. One (1) Blonder Tongue AM series modulator
j. One (1) Symetrix model 421 expander / limiter
k. One (1) Atlas Soundolier model SACR-191 sequential power switch system
l. One (1) Altec Lansing model 1631A Electronic Dividing Network
m. One (1) RackRider model RR-15 power conditioner
10. System Details
a. Control System: The primary audio system control surface shall be the audio mixing
console located in the Control Room. Interconnection of components and routing of
audio signals shall also be accomplished through manual patching of cabled
connections at the specified audio patch panels. In addition, a remote control
system will be controlled from a hardwired rack mount color LCD touchscreen that
shall terminate at the specified equipment rack. From this touchscreen, users shall
have full function control of all room source and system functions (including audio
system preset configurations) with one button operation. These sources and
associated electronics are to be detailed in the signal flow drawing associated with
these rooms. Touchscreen layouts to be approved prior to installation. It is intended
to have the control system programmed to turn power on/off for all system
components with a single function button.
b. Electrical Boxes and Conduit: Provide electrical boxes and conduit in the walls, and
above the ceiling as needed. Be responsible for all custom AV plates and the
necessary cabling connecting to the system’s equipment. There shall be a custom
wallbox and rackplate location for input/output hook-ups of microphones and other
specified audio system hardware. Confirm on site conditions prior to ordering.
c. Program/Speech Reinforcement Loudspeakers: Ceiling-mounted loudspeakers will be
installed for program audio signals and performance speech / instrumental audio
reinforcement purposes. Take care not to damage the ceiling during installation, and
repair or replace any damage caused during the installation. Provide submittal
drawings detailing the method of suspending specified loudspeakers, reviewed by a
licensed engineer. Audio inputs include, but are not limited to: Cassette and CD
players, personal computers, wired and wireless microphones, pre-recorded audio
content.
d. Equipment Rack/Hardware: Provide rack and all equipment rack hardware, including
vent panels, slide-out shelves, rack mounts and miscellaneous hardware for a
complete and finished system. The equipment rack for this room shall be located as
detailed on the AV series drawings. Provide cable management from the rack to
associated wall plate.
11.
Equipment List: Included in Part 2 of this Section is a comprehensive equipment list for
all audio equipment, including items required for this space. Each of these items shall be
priced using both the equipment make and model shown, or components with equivalent
functionality and of newer make, which meet or exceed the performance characteristics
that are outlined for each component in the list. If an item is listed as “Custom,” this