SECTION 27 40 00

AUDIO VIDEO SYSTEMS

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 Copyright 2016 -  2019 ARCAT, Inc. - All rights reserved

PART 1    GENERAL
1.1	SECTION INCLUDES
A.	Active electro-acoustic system for performance venues and music rehearsal rooms.
1.2	RELATED SECTIONS
A.	Section 01 35 00 - Special Procedures.
B.	Section 06 10 00 - Rough Carpentry.
C.	Section 09 22 16 - Non-Structural Metal Framing.
D.	Section 09 51 23 - Acoustical Tile Ceilings.
E.	Section 09 84 36 - Sound-Absorbing Ceiling Units.
F.	Division 16 - Electrical for power wiring.
1.3	REFERENCES
A.	ASTM International (ASTM):
1.	ASTM C 423-84a- Standard Test Method for Sound Absorption and Sound Absorption Coefficients by the Reverberation Room Method.
B.	Underwriters Laboratories, Inc. (UL):
1.	UL 1480, UL 2043 - Fire Test for Heat and Visible Smoke Release for Discrete Product and Their Accessories Installed in Air-Heating Spaces
2.	NEC 2011 - National Electric Code.
3.	CEC, Part 1 (2012 Edition) - Canadian Electrical Code.
1.4	DEFINITIONS
A.	Transcend Active Acoustics System: A patented, digital signal processing, time-variant synthetic reverberation system designed for performance venues.
B.	VAE Rehearsal System: A patented, digital signal processing, time-variant synthetic reverberation system designed for rehearsal spaces.
1.5	SYSTEM DESCRIPTION
A.	Transcend Active Acoustics System Components. 
1.	Harman speakers:
a.	Wall mounted.
b.	Ceiling mounted.
c.	Subwoofer.
2.	Microphones:
a.	Schoeps microphones - cardioid.
b.	Neumann microphones - cardioid.
c.	Sennheiser microphone - cardioid.
3.	Harman microphone preamp digital audio interface.
4.	Harman Amplifiers:
a.	Harman amplifiers; network control - 300W/channel.
b.	Harman amplifiers; network control - 600W/channel.
c.	Harman amplifiers; network control - 1250W/channel.
d.	Harman amplifiers; network control - 2500W/channel.
5.	Wenger Transcend digital signal processor.
6.	Control Panel System:
a.	Harman touch screen control panel.
b.	Harman wall control.
c.	Crestron touch screen control panel.
7.	Power sequencer.
8.	Equipment rack(s).
9.	Harman Digital Signal Processor (BluLink):
a.	Blu 50.
b.	Others available as required. 
10.	Design Requirements:
a.	Includes multiple preset acoustic enhancement programs developed in conjunction with the end user.
b.	Simple, intuitive operation.
B.	VAE Rehearsal System Components: 
1.	Wenger VAE digital signal processor.
2.	Harman Amplifier:
a.	Crown 125W/channel.
3.	Harman Speakers:
a.	Wall mounted.
b.	Ceiling mounted.
4.	Microphones.
5.	Wenger VAE control panel.
6.	Power sequencer.
7.	Equipment rack.
1.6	SUBMITTALS
A.	Submit under provisions of Section 01 30 00 - Administrative Requirements.
B.	Product Data: Submit applicable reference standards, current performance data, and application recommendations and product limitations.
C.	Shop Drawings: Submit assembly and installation layout drawings showing product components in assembly with adjacent materials and products (speakers, panels, microphones, electronics rack).
D.	Operation and Maintenance Data.
E.	Warranty: Submit manufacturer's standard warranty statement.
1.7	QUALITY ASSURANCE
A.	Manufacturer Qualifications: Minimum 5 years experience in manufacture of similar products in use in similar environments, including project size, and complexity, and with the production capacity to meet the construction and installation schedule.
B.	Installer Qualifications: Installation, disassembly, re-assembly and calibration shall be done by the manufacturer and manufacturer employed approved subcontractors.
C.	Source Limitations: Obtain components and accessories through one source from a single approved manufacturer.
D.	Electrical Components: Listed and labeled per NFPA 70, Article 100 by a testing agency acceptable to authorities having jurisdiction.
1.8	DELIVERY, STORAGE, AND HANDLING
A.	Pack and ship in accordance with manufacturer's recommendations:
1.	Finish, assemble, and test all components in the factory before shipment.
2.	Rack components will be sub assembled before delivery to jobsite.
3.	Deliver components to room designated for installation.
B.	Do not accept damaged products at the site. Do not install damaged products. 
C.	Store products in heated indoor storage near point of installation. Retain protective packaging until installing. Ship to jobsite only after roughing-in, painting work, and other related finish work has been completed and installation areas are ready to accept units and recommended temperature and humidity levels will be maintained during the remainder of construction.
1.9	PROJECT CONDITIONS
A.	Environmental Requirements: Do not install system until all mortar, wet and dust producing trades have completed their work and finished floor is in place.
B.	Determine with the customer rack location(s).
C.	Where code permits, wiring may be run outside of conduit. Such wiring shall be coordinated either in a plenum space or by means of secondary enclosure that meets code requirements.
D.	Customer will arrange to assure the noise level in the rehearsal space is at or less than NC 30.
E.	Field Measurements: Obtain required field measurements and indicating performance setups, ceiling construction, wall construction, ventilation features, electrical systems, networks and potential obstacles on shop drawings.
F.	If asbestos is present in existing facility, abatement shall be required by Owner prior to installation.
1.10	WARRANTY
A.	Manufacturer's written warranty indicating manufacturer's intent to repair or replace components of system that fail in materials or workmanship from date of Substantial Completion for the number of years indicated below. Repair of replacement shall occur within 30 days following report of such defects by the Owner.
1.	Transcend System: 3 years.
2.	VAE Rehearsal System: 5 years.
PART 2    PRODUCTS
2.1	MANUFACTURERS
A.	Acceptable Manufacturer: Wenger Corporation, including all Wenger, J.R. Clancy and GearBoss product brands. Wenger Corporation, which is located at: 555 Park Dr.; Owatonna, MN 55060; Toll Free Tel: 800-4WENGER (493-6437); Tel: (507) 455-4100; Fax: (507) 455-4258; Email: request info (info@wengercorp.com); Wenger Corporation - Syracuse, which is located at 7041 Interstate Island Road, Syracuse, NY 13209; Toll Free Tel: 800-836-1885; Tel: (315) 451-3440; Email: request info (JRCinfo@wengercorp.com); Web: https://www.wengercorp.com
B.	Substitutions: Not permitted.
C.	Requests for substitutions will be considered in accordance with provisions of Section 01 60 00 - Product Requirements. 
1.	Approval of Comparable Products: Submit the following in accordance with project substitution requirements, within time period allowed for substitution review:
a.	Product data, including certified independent test data indicating compliance with requirements.
b.	Full-size samples of each component of product specified.
c.	Project references: Minimum of 5 installations not less than 5 years old, with owner contact information.
d.	List of successful installations of similar products available for evaluation by Architect.
e.	Sample warranty.
2.	Submit substitution request not less than required days prior to bid date. Substitutions following award of contract are not allowed.
3.	Approved manufacturers shall meet separate requirements of Submittals.
2.2	TRANSCEND ACTIVE ACOUSTIC SYSTEM
A.	Control Panels:
1.	AMX/Harman Touch Screen Control Panel: 7 inches (178 mm) diagonal touch screen, wall mounted, with custom programmed presets for Transcend system.
2.	AMX/Harman Control Panel: 7 inches (178 mm) diagonal screen, wall mounted, with custom programmed presets for Transcend system.
3.	BSS Contrio EC-4B: Wall mounted (single or dual gang) Ethernet wall controller for use with HiQnet devices; PoE (power over Ethernet), configured with Audio Architect, 4 programmable buttons, security: remote lock/unlock, local lock/unlock (with PIN entry), Maximum cable length, 100m/300ft, power consumption: 300 mA at 48VDC.
B.	Microphones:
1.	Schoeps Microphone CCM4: Cardioid polar pattern, condenser microphone; frequency response: 40 to 20,000 Hz; Low-cut frequency (-3 dB): 20Hz; sensitivity 13 mV/Pa, equivalent noise level: 15 dB-A, SPL for 0.5% THD: 132 dB, signal to noise ratio (A-weighted): 79 dB; electrical impedance: 90 ohms, minimum recommended load impedance 600 ohm, power requirement: 12Vdc: 8 mA or 48Vdc: 4mA, Cable connection: Limo/XLR-3M; Weight: 43g.
2.	Schoeps Microphone MK4: Cardioid polar pattern, condenser microphone; frequency response: 40 to 20,000 Hz; Low-cut frequency (-3 dB): 20Hz; sensitivity 13 mV/Pa, equivalent noise level: 15 dB-A, SPL for 0.5% THD: 132 dB, signal to noise ratio (A-weighted): 79 dB; Amplifier: CMC 5U: 48Vdc: 4 mA; Impedance: 35 Ohms; Minimum recommended load impedance 600 ohm, Low-cut frequency (-3 dB): 20Hz; Length: 116 mm; Diameter: 20mm; Weight: 68g; Cable connection: XLR-3M.
3.	Neumann Microphone KM100 Condenser Microphone System: AK40 capsule: cardioid polar pattern; condenser microphone; KM140 frequency response: 20 to 20,000 Hz; sensitivity at 1,000 Hz - 15mV/Pa, equivalent noise level: 16 dB-A, SPL for 0.5% THD: 138 dB, signal to noise ratio (A-weighted): 78dB; electrical impedance: 50 ohms, load impedance >1,000 ohm, power requirement: 48Vdc - 2 mA; Cable connection: XLR-3M; Weight: 80g; Dimensions 92 x 22 mm.
4.	Sennheiser Microphone MKHC 8040 + MZX 8000: Cardioid Polar Pattern; Frequency response: 35 to 20,000 Hz; sensitivity at 1,000 Hz - 20 mV/Pa (-34 dBV), equivalent noise level: 13 dB-A, SPL for 1% THD: 142 dB; power requirement: 48Vdc - 3.3 mA; Length: 41 mm x 19 mm; Weight: 25g; Connector: XLR-3M.
C.	Active Acoustics Processor:
1.	Wenger Transcend Processor: System: 48kHz, 32-bit floating point, Digital Inputs/Outputs: Inputs: 16 microphone, 8 auxiliary, Outputs: 32, BLU Link Audio Network: Connectors: @x Ethercon lockable RJ45 Ethernet, Maximum Cable Length: 100m/328ft on Category 5e cable between devices, Maximum number of Nodes: 60, Maximum Number of Channels: 256 at 48kHz, 128 at 96kHz, Latency: 11/Fs (0.23 msec at 48kHz), Pass-Through Latency: 4/Fx (o.o8,sec at 48kHz) Front Panel Indicators: LED Meter: Clip (-3dBFS), -10dBFS, -20 dBFS, -50 dBFS, (dBFS = dB Full Scale), Ethernet: Connector: RJ45, Maximum Cable Length: 100m/328ft on Category 5e cable between devices, Communication Protocal: Harman HiQnetTM, Communication Applications: Harman Audio Architect, USB Port: Connector: Mini- B, Power and Dimensions: Power Requirements: 100VAC - 240VAC, 50/60Hz, 12 watts, Fuse: 2.5A 250V Timelag Hi Brk, Rack Units: 2U, Temperature: 0 to 40 C (32 to 104 F), Humidity: 95% max, non-condensing, Dimensions: 3.5 inches (H) x 19 inches (W) x 8.25 inches (D); (88.9 mm (H) x 482.6 mm (W) x 209.55 mm (D)), Weight: 8.5 lbs (3.86 kg), Shipping Weight: 11.5 lbs (5.21 kg).
D.	Amplifiers:
1.	Crown/Harman Networked Amplification DCi 8.
2.	Crown/Harman Networked Amplification DCi 8.
3.	Crown/Harman Networked Amplification DCi 2.
4.	Crown/Harman Networked Amplification DCi 2.
5.	Crown/Harman Networked Amplification DCi 4.
6.	Crown/Harman Networked Amplification DCi 4.
7.	Crown/Harman Networked Amplification DCi 2.
8.	Crown/Harman Networked Amplification DCi 4.
E.	Speakers - JBL/Harman Speakers: 
1.	Wall Mounted/JBL Control 28-1L; Frequency response (-10dB) half space wall: 45 Hz to 20 kHz, continuous program power capacity (2 hrs): 240 Watts, sensitivity: 91 dB SPL, 1W, 1m, directivity factor (Q): 7.3, directivity index (DI) 8.3, nominal impedance: 8 ohms; LF drive 200mm woven fiberglass cone with pure butyl rubber surround with WeatherEdge frame protection, high temp fiberglass voice coil former, high temp voice coil wire, optimized cone geometry, linear suspension spider and FEA optimized motor enclosure; HF drive: 25mm (1 in.) PEI diaphragm, low-viscosity ferro-magnetic fluid, and lightweight KatponTM voice coil former; enclosure material: high impact polystyrene(HIPS) with 10% glass fill; terminations: screw down terminal strips; environmental: shall conform to Mil Spec 810 for humidity, salt spray, temperature and UV; passes MilStd-202F for slat spray and ASTM G85 for acid-air plus salt spray.
2.	Ceiling mounted Control 26; Frequency response (-10dB) half space flush to ceiling: 75 Hz to 20 kHz, continuous program power capacity: 150 Watts, sensitivity: 89 dB SPL, 1W, 1m, nominal coverage angle: 110 degree conical coverage, directivity factor (Q): 5.9 averaged 500 Hz to 4 kHz, directivity index (DI) 4.6 averaged 500 Hz to 4 kHz, maximum rated SPL 107 dB @ 1m, nominal impedance: 16 ohms, LF driver: 165 mm polypropylene coated, HF drive: 19mm titanium coated polyester, enclosure material: back can; formed steel, baffle/rim: medium impact polystyrene, fire rated UL94V-0 overload protection: full-range power limiting to protect network and transducers, termination: removable locking connector with screw-down terminals, safety agency rating: suitable for use in air handling spaces per UL1480, UL2043, NFPA90 & NFPA70, cut out size 8.75 inches (220 mm), weight: 7.5 lbs (3.4 kg).
3.	Ceiling mounted Control 47C; Frequency response (-10dB) half space flush to ceiling: 75 Hz to 20 kHz, continuous program power capacity: 150 Watts, sensitivity: 91 dB SPL, 1W, 1m, nominal coverage angle: 120 degree conical coverage, directivity factor (Q): 6.5 averaged 1 kHz to 16 kHz, directivity index (DI) 7.9 averaged 1 kHz to 16 kHz, maximum rated SPL 110 dB @ 1m, nominal impedance: 8 ohms, LF driver: 165 mm polypropylene coated, HF drive: 25 mm soft dome with damping, ferrofluid cooled, termination: removable locking connector with screw-down terminals, safety agency rating: suitable for use in air handling spaces per UL1480, UL2043, NFPA90 & NFPA70, cut out size: 11.1 inches (282 mm), weight: 11lbs (5 kg).
4.	Ceiling mounted Control 47LP; Frequency response (-10dB) half space flush to ceiling: 68 Hz to 20 kHz, continuous program power capacity: 150 Watts, sensitivity: 91 dB SPL, 1W, 1m, nominal coverage angle: 120 degree conical coverage, half space (ceiling), directivity factor (Q): 6.5 averaged 1 kHz to 16 kHz, directivity index (DI) 7.9 averaged 1 kHz to 16 kHz, maximum rated SPL 110 dB @ 1m, nominal impedance: 8 ohms, LF driver: 165 mm polypropylene coated, HF drive: 25 mm soft dome with damping, ferrofluid cooled, termination: removable locking connector with screw-down terminals, safety agency rating: suitable for use in air handling spaces per UL1480, UL2043, NFPA90 & NFPA70, cut out size: 11.1 inches (282 mm), weight: 9.5 lbs (4.3 kg).
5.	Ceiling mounted Control 47HC; Frequency response (-10dB) half space flush to ceiling: 55 Hz to 20 kHz, continuous program power capacity: 150 Watts, sensitivity: 93 dB SPL, 1W, 1m, nominal coverage angle: 75 degree conical coverage, directivity factor (Q): 10.2 averaged 1 kHz to 16 kHz, directivity index (DI) 12 averaged 1 kHz to 16 kHz, maximum rated SPL 110 dB @ 1m, nominal impedance: 8 ohms, LF driver: 165 mm polypropylene coated, HF drive: 25 mm soft dome with damping, ferrofluid cooled, termination: removable locking connector with screw-down terminals, safety agency rating: suitable for use in air handling spaces per UL1480, UL2043, NFPA90 & NFPA70, cut out size: 12.1 inches (307 mm), weight: 14 lbs (6.4 kg).
6.	In-Wall speakers Control 128: Frequency response (-10dB) half space on wall: 30 Hz to 20 kHz, continuous program power capacity: 120 Watts, sensitivity: 90 dB SPL, 1W, 1m, nominal impedance: 8 ohms, LF drive 200mm polymer-coated aluminum cone, pure butyl rubber surround, HF driver: 25mm pure titanium dome with cloth suspension on low diffraction swivel-mount with -10 degree amiability, termination: screw-down Euroblock-type connector, optimum air cavity behind speaker: 40 to 80 liters.
7.	Ceiling Mounted Sub Woofers Control 19CS: Frequency response (-10dB) half space flush to ceiling: 42 Hz to 200 Hz, continuous program power capacity: 200 Watts, sensitivity: 89 dB SPL, 1W, 1m, nominal coverage angle: 180 degree conical coverage, maximum rated SPL 115 dB @ 1m in ceiling near corner (pi/2), nominal impedance: 8 ohms, LF driver: 200 mm polypropylene coated, HF drive: 38 mm coil on aluminum former, enclosure material: back can; formed steel, baffle/rim: medium impact polystyrene, fire rated UL94V-0 overload protection: full-range power limiting to protect network and transducers, termination: removable locking connector with screw-down terminals, safety agency rating: suitable for use in air handling spaces per UL1480, UL2043, NFPA90 & NFPA70, cut out size 12 inches (305 mm), weight: 12 lbs (5.5 kg).
8.	Ceiling Mounted Sub Woofers Control 312CS: Frequency response (-10dB) half space flush to ceiling: 30 Hz to 3.5 kHz, continuous program power capacity: 250 Watts, sensitivity: 93 dB SPL, 1W, 1m, nominal coverage angle: 180 degree conical coverage, maximum rated SPL 121 dB @ 1m, nominal impedance: 8 ohms, LF driver: 12 inches (300 mm) Kevlar- reinforced with 3 inches (75 mm) voice coil, baffle: metal, 14.4 inches x 14.4 inches (366 mm x 366 mm) driver pre-mounted to baffle, termination: removable locking connector with screw-down terminals, safety agency rating: suitable for use in air handling spaces per UL1480, UL2043, NFPA90 & NFPA70 when used with MTC-300BB12, weight: 17 lbs (7.7 kg).
9.	Ceiling Mounted Backbox MTC-300BB12 for Control 312CS: Enclosure material: formed 16 gauge steel, 1/2 inch (12mm) lined with MDF, dimensions: 12.6 inches x 23.1 inches (324 mm x 587mm; depth 19.9 inches (505mm), safety agency rating: suitable for use in air handling spaces per UL1480, UL2043, NFPA90 & NFPA70, ceiling cut out: 14.9 inches x 14.9 inches (378 mm x 378 mm), weight: 45.5 lbs (20.6 kg).
10.	Surface Mounted Wall Subwoofer SB210: Frequency response (-10dB): 42 Hz to 200 Hz, continuous program power capacity: 800 Watts, sensitivity: 95 dB SPL, 1W, 1m, in half space (2pi 180 degree conical coverage, maximum rated SPL 122 dB @ 1m in half space, nominal impedance: 8 ohms, LF driver: 2 x 250 mm, 50 mm (2 inches) edge wound ribbon voice coil, aluminum/ceramic composite cone, enclosure material: high impact polystyrene w/internal 8 mm polyurethane co-mold, overload protection: SonicGuardTM, termination: removable locking connector with screw-down terminals, dimensions: 14 inches x 23.3 inches x 22.5 inches (355 mm x 590 mm x 570 mm), weight: 38 lbs (17.1 kg).
F.	Digital Signal Processors:
1.	BSS BLU160: Analog Inputs: up to 16 electronically balanced on Phoenix Combicon removable screw connectors, mic/line inputs: nominal gain 0dB, electronically switchable up to +48 dB in +6dB steps, input impedance: 3.5k ohms, maximum input level: +20dBu with 0dB input gain, +8dBu with 12 dB gain, CMRR: > 75dB at 1kHz, input noise: < -128dBu typical with 150 ohm source, Digital Inputs: up to 16 AES/EBU or S/DIF on Phoenix Combicon removable screw connectors, input impedance: 110 ohm (AES/EBU), 75 ohm (S/PIDF): sample rate: 48kHz or 96kHz, sample rate conversion: 8kHz-96kHz, THD+N: < -140dB, latency: 3/Fso + (56.581/Fsi) + (55.658/Fso), Analog Outputs: up to 16 electronically balanced on Phoenix Combicon removable screw connectors, maximum output level: +19dBu, frequency response: 20Hz-20kHz (+0.5dB/-1dB), THD: <0.01% 20Hz-20kHz, +10dBu output, dynamic range: 108dB typical, 22Hz to 20kHz, +10dBu output, Digital Outputs: up to 16 AES/EBU or S/PDIF on Phoenix Combicon removable screw connectors, output impedance: 110 ohm (AES/EBU), 75 ohm (S/DIF), sample rate: 48kHz or 96kHz, sample rate conversion: 8kHz-96kHz, THD+N: < -140dB, latency: 3/Fso + (56.581/Fsi) + (55.658/Fso), Control Ports: 12 inputs and 6 outputs, control input voltage: 0 to 4.5V, control impedance: 4.7k ohms + 5V (2-wire mode), >1M ohm (3-wire mode), logic output voltage: 0 or +5V unloaded, logic output impedance: 440 ohms, logic output current: 10mA source, 60mA sink, Control Network: connectors: RJ45 Ethernet connectors, maximum cable length: 100m/300ft on Category 5 cable between device and Ethernet switch, Digital Audio Bus: connectors: 2 x RJ45 Ethernet connectors, Maximum cable length: 100m/300ft, on Category 5e cable between devices, Max. number of nodes: 60, Latency Per Node: 4(+/-)Fs, Power requirements: 100-240VAC 50/60Hz, Power consumption: < 35VA, BTU rating: <188 BTU/hr, Operating temperature range: 0 to 45 degrees C (32 to 113 degrees F), Dimensions (H(U) x W x D): 1.75 inches (1U) x 19 inches x 12.5 inches (45mm x 483mm x 318mm), Weight: 9 lbs. (4.1 kgs).
G.	Network Switch:
1.	Cisco SG200-26: 26-Gigabit Smart Switch.
H.	Lyntec Locking Switch Set:
1.	SS2LRP: Single rack plate with a locking switch.
I.	Equipment Rack:
1.	Middle Atlantic Rack WRK-44SA-27: Free standing equipment rack, 44 RU, 27" D , 24-1/4" W, LVFD - vented front door, MW-4QFT-FC top fan with thermostatically controller, 
2.	Middle Atlantic Caster Base CBS-WRK-27R: Caster base for rack
J.	Power Sequencer (required - not provided by Wenger)
1.	LynTec Load Center/Power Sequencer - isolated ground circuits.
2.	Load Center Options:
a.	MSLC326-12 Sequencing load center: Three phase, 4 wire, 208Y/120VAC; main breaker: 100A, 26 branch breaker spaces, capacity 12 controlled breakers.
b.	MSLC326-24 Sequencing load center: Three phase, 4 wire, 208Y/120VAC; main breaker: 100A, 26 branch breaker spaces, capacity 24 controlled breakers.
c.	MSLC326-36 Sequencing load center: Three phase, 4 wire, 208Y/120VAC; main breaker: 100A, 26 branch breaker spaces, capacity 36 controlled breakers.
d.	MSLC341-12 Sequencing load center: Three phase, 4 wire, 208Y/120VAC; main breaker: 225A, 41 branch breaker spaces, capacity 12 controlled breakers.
e.	MSLC341-24 Sequencing load center: Three phase, 4 wire, 208Y/120VAC; main breaker: 225A, 41 branch breaker spaces, capacity 24 controlled breakers.
f.	MSLC341-36 Sequencing load center: Three phase, 4 wire, 208Y/120VAC; main breaker: 225A, 41 branch breaker spaces, capacity 36 controlled breakers.
g.	MSLC341-48 Sequencing load center: Three phase, 4 wire, 208Y/120VAC; main breaker: 225A, 41 branch breaker spaces, capacity 48 controlled breakers.
3.	Motorized Breakers: 
a.	MB-20 Motorized breaker: Square D #QO120PL-5393 20 amps (High Magnetic).
2.3	VAE REHEARSAL SYSTEM
A.	VAE Rehearsal Control Panel: Wired, 18 button, backlit control panel with digital display. Includes 8 preset environments and one customizable environment setting. Also includes record/playback function for immediate playback, and uploading /downloading of data to and from a computer.
B.	Microphone/AKG C391B: Cardioid Polar Pattern; Pre-Polarized Condenser Microphone; Frequency response: 20 to 20,000 Hz; sensitivity at 1,000 Hz - 10 mV/Pa (-40 dBV), equivalent noise level: 17 dB-A, SPL for 1% THD: 132 dB, signal to noise ratio (A-weighted): 77dB; electrical impedance: <200 ohms, load impedance >1,000 ohm, power requirement: 9 - 52 Vdc from power unit, make XLR connector on power unit..
C.	Digital Processor: Wenger VAE Rehearsal Processor with built-in pre-amplification and equalization. Microphone Inputs: 2 Female XLR, Input Impedance: 3000 Ohms Balanced, Phantom Power: +24 Volt, Frequency Response: 20 to 20 kHz within 1dB THD+N: 0.007%, Sample Rate: 44.1 kHz, Dynamic Range: A/D > 100 dB, 24 Bit resolution, D/A > 100 dB, 24 Bit resolution, Record Output: 1/8' TRS jack, Outputs: Four 1/4' TRS and two 4-pin EURO (5.08mm pitch), Output Impedance: 4/8 ohms, Remote control connector: 10-pin Molex type 42404, USB type B socket: For downloading recorded files, Compact Flash socket: For storing recorded sessions, Internal 15-band 2/3 octave Equalizer, Internal pink noise generator and real-time analyzer, Power Requirements: 115VAC, 1O, 60 Hz 20 A. Isolated electrical ground. Optional 230VAC, 1O, 50 Hz, 10 A.
D.	In/Output Configuration unit with signal processor/dbx ZonePro 641m; 6 input and 4 output, 2 balanced mic/line inputs, 4 unbalanced, mono-summed RCA input pairs providing auxiliary audio inputs to the VAE Rehearsal system by external devices (i-phones, etc.); Analog inputs; Impedance, (Euroblock) mic/line; >50k ohm balanced, >25k ohm unbalanced, RF filtered); Impedance (RCA) >25k ohms, RF filtered; Max Input Line Level: +20dBu mic/line, +12dBu RCA, CMRR >40dB, typically >55dB @ 1kHz, Mic Pre Gain 30 to 60 dB, Mic Input Noise (EIN) <118dBu, 22Hz - 22kHz, 150 ohm source impedance, Mic Phantom Power +15VDC; Analog Outputs 4 total, Electronically Balanced, RF fileted, Euroblock, Impedance 120 ohms balanced, 60 ohms unbalanced; Max Output Level +20dBu; System Performance Dynamic Range: >109dB A-weighted,>106dB unweighted, 22Khz BW, THD+N 0.003% typical at +4dBu, 1Khz, 0dB gain; Frequency Response 20Hz to 20kHz +/- 0.5dB, Interchannel Crosstalk >80dB typical, Crosstalk input to output >80dB, Propagation Delay 0.6 msec, Operating Voltage 100VAC, 50/60Hz, 120VAC 60Hz, 230VAC 50/60Hz; Power Requirements 29 watts, BTU rating <92.13 BTU.
E.	Amplification/Crown CT8150: Channels: 8, sensitivity: 1.4V (26dB gain), rated power output: 125W per channel into 8/4 ohms, signal to noise ratio (below rated power 20Hz to 20kHz, A-weighted) 110 dB, total harmonic distortion (THD)(full rated power, 1kHz): <0.05%, intermodulation distortion (from 0dB down to -30dB): <0.05%, frequency response (at 1W into 4/8 ohms): +/- 0.5 dB, common mode rejection (20Hz to 1kHz): >70 dB, load ranges: 4-160 ohms. Voltage: 100V - 240V, 50/60 Hz.
F.	Speakers: 
1.	Wall Mounted/JBL Control 28-1L; Frequency response (-10dB) half space wall: 45 Hz to 20 kHz, continuous program power capacity (2 hrs): 240 Watts, sensitivity: 91 dB SPL, 1W, 1m, directivity factor (Q): 7.3, directivity index (DI) 8.3, nominal impedance: 8 ohms; LF drive 200mm woven fiberglass cone with pure butyl rubber surround with WeatherEdge frame protection, high temp fiberglass voice coil former, high temp voice coil wire, optimized cone geometry, linear suspension spider and FEA optimized motor enclosure; HF drive: 25mm (1 in.) PEI diaphragm, low-viscosity ferro-magnetic fluid, and lightweight KatponTM voice coil former; enclosure material: high impact polystyrene(HIPS) with 10% glass fill; terminations: screw down terminal strips; environmental: shall conform to Mil Spec 810 for humidity, salt spray, temperature and UV; passes MilStd-202F for slat spray and ASTM G85 for acid-air plus salt spray.
2.	In-Wall Speakers/JBL Control 128: Frequency response (-10dB) half space on wall: 30 Hz to 20 kHz, continuous program power capacity: 120 Watts, sensitivity: 90 dB SPL, 1W, 1m, nominal impedance: 8 ohms, LF drive 200mm polymer-coated aluminum cone, pure butyl rubber surround, HF driver: 25mm pure titanium dome with cloth suspension on low diffraction swivel-mount with -10 degree amiability, termination: screw-down Euroblock-type connector, optimum air cavity behind speaker: 40 to 80 liters
3.	Ceiling Mounted/JBL Control 26; Frequency response (-10dB) half space flush to ceiling: 75 Hz to 20 kHz, continuous program power capacity: 150 Watts, sensitivity: 89 dB SPL, 1W, 1m, nominal coverage angle: 110 degree conical coverage, directivity factor (Q): 5.9 averaged 500 Hz to 4 kHz, directivity index (DI) 4.6 averaged 500 Hz to 4 kHz, maximum rated SPL 107 dB @ 1m, nominal impedance: 16 ohms, LF driver: 165 mm polypropylene coated, HF drive: 19mm titanium coated polyester, enclosure material: back can; formed steel, baffle/rim: medium impact polystyrene, fire rated UL94V-0 overload protection: full-range power limiting to protect network and transducers, termination: removable locking connector with screw-down terminals, safety agency rating: Shall be suitable for use in air handling spaces per UL1480, UL2043, NFPA90 & NFPA70.
4.	Ceiling Mounted Sub Woofers/JBL Control 40CS/T: Frequency response (-10 dB) half space, flush to ceiling: 32 Hz - 300 Hz, continuous program power capacity: 200W, sensitivity: 95 dB (near corner), 89 dB center of ceiling, maximum rated SPL: 109 dB @ 1m (3.3 ft) average, 115 dB peak (center of ceiling), 115 dB @ 1m (3.3 ft) average, 121 dB peak (near corner), rated impedance: 8 ohms, driver: 200 mm (8 in) with polypropylene cone, butyl rubber surround, copper clad coil, vented aluminum former, enclosure: input connectors, six removeable locking 2 pin connectors with screw down terminals, maximum wire: 12 AWG (2.5mm), safety agency, suitable for use in air handling spaces per UL1480, UL2043, NFPA90 & NFPA70, S7232/UL Listed, Signaling Speaker, Transformer UL registered per UL1876. In accordance with IEC60849/EN60849, dimensions: 332mm diameter x 338mm depth from back of baffle (13.1 in. x 13.3 in.), cutout size: 307mm diameter (12.1 in.), ceiling thickness range: accommodate tiles/drywall up to 70mm (2.75 in.), weight: 8.1kg (17.9 lbs).
G.	Sequential Power: Time delayed, switched outlets 120 V @ 60 Hz. 20 A.
H.	Accessories: Control Pedestal Stand.
PART 3    EXECUTION
3.1	EXAMINATION
A.	Transcend Active Acoustic System:
1.	Space shall have the following electrical sources available:
2.	Electrical - 208 Y/120V 3O, 60 Hz, 100A (or 225A), Isolated electrical ground.
3.	Transformer Isolation: Required, not provided by Wenger. 
a.	Example: Eaton 54kVA, 208 Delta Volts to 208Y/120V, NEMA TP-1 Energy Efficient Electrostatically Shielded - Aluminum windings.
B.	VAE Rehearsal System:
1.	Space shall have the following electrical sources available:
a.	Example: 120V, single phase, 20 amp, 60Hz.
3.2	INSTALLATION
A.	Manufacturer to install, calibrate and tune system for preset environments determined by customer.
B.	All components are manufactured units, pre-wired where appropriate.
C.	Calibrate system for proper operation.
D.	Acceptance Testing shall be performed during a period designated and agreed upon by all parties. The minimum time required for Acceptance Testing is five working days of dedicated quiet. Following the testing period, the owner or owner's representative will work with the manufacturer for final tuning and acceptance.
3.3	DEMONSTRATION
A.	Train Owner's personnel to operate, and maintain systems.
B.	Turn over operation and instructions to Owner.

END OF SECTION