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Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing system at LHO - Chennai Page 1 of 19 Seal & Signature of the Bidder CONFERENCE HALL LAYOUT : FUNCTIONALITY OF BOARD ROOM: 1. Board Meeting 2. Video Conferencing with additional camera 3. Local Far End Audio Reinforcement 4. Local Presentation From Mac / Windows 5. Multi Media Presentation & Content Sharing 6. Reinforcement Displays 7. Cable cubby with AC Power sockets, HDMI, USB Charger and VGA for laptop connectivity 8. Touch panel system to control AV equipment 9. Local speech reinforcement and program audio through ceiling speaker

Supply, Installation, Programming, Testing & Commissioning … · 2017. 8. 11. · Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing

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Page 1: Supply, Installation, Programming, Testing & Commissioning … · 2017. 8. 11. · Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing

Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing system at LHO - Chennai

Page 1 of 19

Seal & Signature of the Bidder

CONFERENCE HALL LAYOUT :

FUNCTIONALITY OF BOARD ROOM:

1. Board Meeting

2. Video Conferencing with additional camera

3. Local Far End Audio Reinforcement

4. Local Presentation From Mac / Windows

5. Multi Media Presentation & Content Sharing

6. Reinforcement Displays

7. Cable cubby with AC Power sockets, HDMI, USB Charger and VGA for laptop

connectivity

8. Touch panel system to control AV equipment

9. Local speech reinforcement and program audio through ceiling speaker

Page 2: Supply, Installation, Programming, Testing & Commissioning … · 2017. 8. 11. · Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing

Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing system at LHO - Chennai

Page 2 of 19

Seal & Signature of the Bidder

PART – I : TECHNICAL SPECIFICATION SHEET

A.1 Professional HD Display – Type 1

Functionality & Scope of work The display has to show the Video & Content routed through the matrix switcher. The display has to be mounted in wall with appropriate mounts.

Minimum desired Specification

Description Desired Specification

Screen Size (Diagonal) Min 97 inch

Panel Resolution 3840 x 2160

Aspect Ratio 16:9

Brightness Min 500 Cd /m2

Contrast Min 1300:1

Orientation Portrait and Landscape

Viewing angle (H/V) 178:178

HDMI IN Min 1 HDMI

DP IN Min 1 DP

DVI-D IN Min 1 DVI-D

USB IN USB connector x 1

Control Port RJ45, RS 232

Output Connectivity 1 DP and 1 Audio

A.2 Wall Mount kit - Type 1

Functionality & Scope of work Designed to mount the display upto 120”

Minimum desired Specification

Description Desired Specification

Display Screen Size Up to 120”

VESA Compatibility 200 x 200 – 800 x 500 mm

Orientation Landscape

Load Capacity Minimum 125 kgs

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Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing system at LHO - Chennai

Page 3 of 19

Seal & Signature of the Bidder

A.3 Professional HD Display – Type 2

Functionality & Scope of work The display has to show the Video & Content routed through the matrix switcher. The display has to be mounted in wall with appropriate mounts.

Minimum desired Specification

Description Desired Specification

Screen Size (Diagonal) Min 54 inch

Panel Resolution 1920 x 1080

Aspect Ratio 16:9

Brightness Min 450 Cd /m2

Contrast Min 1100:1

Orientation Portrait and Landscape

Viewing angle (H/V) 178:178

Response Time 12ms

HDMI IN Min 1 HDMI

DP IN Min 1 DP

DVI-D IN Min 1 DVI-D

RGB Min 1 RGB

USB IN USB connector x 1

Control Port RJ45, RS 232

Output Connectivity 1 DP and 1 Audio

A.4 Wall Mount kit - Type 2

Functionality & Scope of work Designed to mount the display upto 60”

Minimum desired Specification

Description Desired Specification

Display Screen Size Up to 60”

VESA Compatibility Up to 600 x 400

Tilt +10º / -2º

Load Capacity Minimum 35 kgs

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Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing system at LHO - Chennai

Page 4 of 19

Seal & Signature of the Bidder

Swivel 180º

A.5 Display Type 3

Functionality & Scope of work Retractable motorized monitor has to show the Video & Content routed through the matrix switcher. The display has to be mounted in Table.

Minimum desired Specification

Description Desired Specification

Screen Size (Diagonal) Min 15 inch (three numbers)

Panel Resolution 1920 x 1080

Brightness Min 300 Cd /m2

Contrast Min 1000:1

Viewing angle (H/V) 178:178

Response Time 25 ms

Input Connectivity 1 DVI-I, 1 DVI-D

Control Port RJ45, RS-422(I/o)

Frame Anodised Aluminium

B.1 Array Microphone

Functionality & Scope of work

The Desktop Microphone with programmable mute switch that has to be set to various functions, on/off, push-to-talk or push-to-mute. The electronic circuit design should provide high immunity to radio-frequency interference.

Minimum desired Specification

Description Desired Specification

Audio Frequency bandwidth Should be Min 130 to 17000 Hz or better

Microphone Horizontal array

Polar pattern Corridor

Load Impedance Min 1000Ω

Nominal Impedance Min 200Ω

Max SPL @ 1 KHz Min 112dB

Signal to Noise Ratio Min 60dB

Function MIC ON/OFF option should be available

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Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing system at LHO - Chennai

Page 5 of 19

Seal & Signature of the Bidder

B.2. Collar Microphone

Functionality & Scope of work The Wireless collar Microphone system should have sufficient power to transmit long range without any interference. Should have integrated on/off button.

Minimum desired Specification

Description Desired Specification

Transmitter

Output power – min. 10mW Audio bandwidth – 60Hz to 18 kHz Frequency range – min. 5 band between 550-800Mhz Battery Life – 5-6hrs. Mike Pattern & transducer - omni directional & condenser type

Receiver

Switching bandwidth min. 20Mhz Audio bandwidth – 60Hz to 15kHz Audio Output – XLR & unbalanced Frequency range – min. 5 band between 550-800Mhz

B.3. Handheld wireless Microphone

Functionality & Scope of work The Wireless handheld Mic with Single Channel Microphone system should have sufficient power to transmit long range without any interference.

Minimum desired Specification

Description Desired Specification

Transmitter

Output power – min. 10mW Audio bandwidth – 60Hz to 15kHz Frequency range – min. 5 band between 550-800Mhz Battery Life – 5-6hrs. Mike Pattern & transducer - Omni directional & coralloid condenser type

Receiver

Switching bandwidth min. 20Mhz Audio bandwidth – 60Hz to 15kHz Audio Output – XLR & unbalanced Frequency range – min. 5 band between 550-800Mhz

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Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing system at LHO - Chennai

Page 6 of 19

Seal & Signature of the Bidder

B.4 Audio DSP with AEC

Functionality & Scope of work

The DSP has to accept mic / line input and should support AEC for all input. The DSP will be used to route the audio to amplifiers Videoconferencing for local & far end speech reinforcement. The DSP should have matrix function to route any input to any output

Minimum desired Specification

Description Desired Specification

No of Mic / Line Input Min 12 input with AEC

Output Min 8 Analogue output

Phantom Power 48V nominal, selectable per input

AEC Processing 12 independent algorithms,

Load handling The DSP should have inbuilt sequencing to handle the load.

Control Device should have RS 232 / LAN control for controlling through

any 3rd party controller.

Cascading If a room has multiple DSP, the DSP should have the facility to be

cascaded.

B.5. Ceiling Speakers

Functionality & Scope of work

The Speakers has to be mounted in the Ceiling. The speakers will

be used for having speech reinforcement. The speaker should have

inbuilt woofer & tweeter with full back cover enclosure for device

protection. The speaker should work on ohms. Minimum desired Specification

Description Desired Specification

Power handling Min 75 W Continuous Program

Frequency Response 85 Hz to 19 kHz

Nominal Impedance 16 ohms

Sensitivity Min 85 dB, 1 Watt @ 1 Meter

Coverage Min 120 degrees Conical

Mount Ceiling Mount

Maximum SPL 102dB

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Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing system at LHO - Chennai

Page 7 of 19

Seal & Signature of the Bidder

B.6. Multi Channel Amplifier

Functionality & Scope of work

Should have min 8 channel with rated output power of min 70 W per channel. The Amplifier should not be over powered and should always be loaded at < 60% of its power matching the power & impedance of the speaker

Minimum desired Specification

Description Desired Specification

No of Channels Min 8

Rated Power Min 70W @ 4Ω , 70W @ 8Ω

Frequency Response +/- 0.5dB

Sensitivity 1.4V

Signal to noise ratio Min 108dB

THD < 0.05%

Crosstalk @ 20Hz to 1KHz >65dB

C.1 I PAD with AP Sleeve , Charging and Mounting system

Functionality & Scope of work The Tablet will be used to control the AV devices in the room

Minimum desired Specification

Description Desired Specification

General Specification Two way Wi-Fi I Pad, 9 Multi-Touch display with IPS technology, for controlling the AV Equipment’s and has to be mounted securely.

Display 9.7-inch (diagonal) LED-backlit Multi-Touch display with IPS technology.

Resolution 2048x1536-pixel resolution at 264 ppi

Processor Chip A8X chip with 64-bit architecture or better

Memory Min 16 GB

Mounting Enclosure Enclosure & Stand for I Pad ,anti-theft protection, Power cord routing, over plates for power button and volume control prevent tampering

Mount & Charger Magnetic table mount and inductive charger

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Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing system at LHO - Chennai

Page 8 of 19

Seal & Signature of the Bidder

C.2 Multi Format Scaling Matrix Switcher

Functionality & Scope of work

Matrix switcher is used to route the Video &Audio input from PC, Laptop points, to the desired output devices like projector. As the input & output devices are placed at different distances from the rack room, the bidders have to consider twisted Pair transmitter & receiver. For achieving this functionality, the matrix switcher that shall support HDMI &CATx input & output. Embedded Audio from Laptop / PC / content if any should be extracted and routed to the external audio mixer. The bidders shall provide appropriate model to achieve the functionality via a preconfigured or a configurable matrix switcher. Bidder should provide additional port in HDMI / Twisted Pair for future expansion & in case of any port failures.

Minimum desired Specification

Description Desired Specification

Input devices & placement

Four twisted pair output from the table which is at a distance of 15 to 20 m from the rack, Rack PC in HDMI / DVI format and One VC input HDMI / DVI Format. Two HDMI / DVI port for future expansion. All input port shall have embedded audio or separate audio input

Output devices and placement Three display at a distance of 15 to 20 m from the rack and one twisted pair output for future expansion, Two HDMI / DVI for Display and VC.

Switcher Resolution support

Switchers provided has to support Full HD, 4Ksupport resolution. Irrespective of the input resolution of the video, the output should match the native resolution display. Receivers with scaling function to be considered If the switcher does not have inbuilt scaling for cost optimizing without compromising on the functionality.

Distance Support

The CAT x input & Output may support minimum 70m or above. Bidders can visit the site to take the actual measurement and quote the appropriate Transmitter or receiver.

Control Requirement Min 3 nos bi directional RS232, Min 1 nos of RJ45, Min 3 nos of digital I/O, Min 3 nos of normally open relays, Min 2 nos of IR / One way RS232

EDID & HDCP Requirement

Provide automatic EDID management between connected devices. Provide authentication and maintain continuous

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Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing system at LHO - Chennai

Page 9 of 19

Seal & Signature of the Bidder

verification of HDCP key exchange with connected sink & source Device. Provide the option to disable HDCP processing at any HDMI input connection when passing unencrypted content

C.3 Three Input switcher with twisted pair transmitter

Functionality & Scope of work

The unit will be mounted under the table to transmit content from laptop with HDMI, Display Port & VGA with audio out over a CATx cable. The inputs should be easily switched by the user or configurable. The CAT x out should carry embedded audio

Minimum desired Specification

Description Desired Specification

Distance Support The CAT x input / Output may support distances between 50 to

100m. However, bidders can visit the site to take the actual

measurement and quote the appropriate receiver.

Video input 1 DP,1 HDMI and 1 VGA – Audio

Video Ouput 1 Twisted pair

Switching The inputs should be easily switched by the user or configurable.

EDID & HDCP Should Supports EDID and HDCP transmission

Control 1 Bidirectional RS232

C.4 Enclosure to mount the Switcher

Functionality & Scope of work Enclosure to mount the switcher – C.3 under desk

Minimum desired Specification

Description Desired Specification

Mount Under desk mount to hold the switcher – C.3

C.5 Twisted Pair Receiver

Functionality & Scope of work Receives HDMI, control and analog audio over a shielded CATx cable

Minimum desired Specification

Description Desired Specification

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Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing system at LHO - Chennai

Page 10 of 19

Seal & Signature of the Bidder

Distance Support The CAT x input / Output may support distances between 50 to 70m. However, bidders can visit the site to take the actual measurement and quote the appropriate receiver.

Resolution Support Supports computer and video resolutions up to 4K. Supports EDID and HDCP transmission. If the switcher does not have inbuilt scaling, then the receivers considered need to have inbuilt 4K scaling.

Video Input 1 twisted pair

Video Output HDMI

Controls RS-232 pass through only

C.6 Cable Management System

Functionality & Scope of work

To have an easy cable access and user interface. The unit will be mounted under the table to transmit content from laptop with HDMI, Display Port & VGA with audio out over a CATx cable. The inputs should be easily switched by the user or configurable.

Minimum desired Specification

Description Desired Specification

Capacity Should have pass through holes for HDMI, VGA with Audio, DP inputs

Power 1 no of Universal Power socket and 2 nos of USB Power

Blank Plates Sufficient blank plates to be considered to cover the unused slots if any.

C.7 Control Processor

Functionality & Scope of work The processor should integrate all the device in the room and should be controlled through a Touch Panel & Tablet

Minimum desired Specification

Description Desired Specification

Control ports The processor should support all types of control signals. (RS-232, RS-422, RS-485, IR/Serial ports for one-way control). DSP, Switchers, Videoconferencing has to be controlled by RS 232.. Panels can be controlled by IR / Serial port. All the required control ports have to be in a single chassis. All the necessary ports for connecting the existing & future provisioned items has to be available from day one.

Lan Port Min 1 LAN port supporting all major standards to ensure

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Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing system at LHO - Chennai

Page 11 of 19

Seal & Signature of the Bidder

effective control. 10/100/1000Base-T

Touch panel Control Should support Touch Panel & 3rd Party Tablet

C.8 HD Video Conferencing equipment with mounting accessories

Functionality & Scope of work

The video conferencing system should be with 720p resolution from day1. It should be as per ITU standards. Extenders are used to extend the camera signal & control signal from camera to Codec. Camera to be mounted in wall mount

Minimum desired Specification

Description Desired Specification

Camera Support The video conferencing codec has to support Min 2 camera inputs with Pan Tilt Zoom Control through the Codec

Video Outputwith Dual Monitor Min 2 HDMI / 2 DVI

Audio Input & Output Necessary Audio Input & Output has to be considered to achieve the desired functionality for distance learning, recording

Camera Full HD, Min 10x zoom and with pan tilt zoom control

Camera Extender As the camera is placed away from the rack necessary twisted pair extenders over CATx to be considered. The bidders can visit the site to take the actual measurement.

Extender Resolution Support 1920 x 1080p, 60/50

Extender Distance Support Up to 100m

Connection between extenders Cat X

Mount Wall Mount

Weight capacity Upto 3 Kgs

C.9 Additional VC Camera with mounting accessories

Functionality & Scope of work Full HD Camera with Pan Tilt Zoom control. Extenders are used to extend the camera signal & control signal from camera to Codac. Ceiling Mount to mount camera

Minimum desired Specification

Description Desired Specification

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Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing system at LHO - Chennai

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Seal & Signature of the Bidder

Camera Full HD, Min 10x zoom and with pan tilt zoom control

Camera Resolution 1920 x 1080p, 60/50

Camera Extender As the camera is placed away from the rack necessary twisted pair extenders over CATx to be considered. The bidders can visit the site to take the actual measurement.

Extender Distance Support Up to 100m

Connection between extenders Cat X

C.10 Wireless Access Point

Functionality & Scope of work The wireless access point is used to communicate with the touch

panel seamlessly Minimum desired Specification

Description Desired Specification

Bands Simultaneous 2.4 GHz and 5 GHz

OS Compatibility Windows, Mac

Technology Wireless-N

Ethernet Ports Min 4 X 10/100

Antennas Min 4 Internal

C.11 Ethernet Switch

Functionality & Scope of work Manageable switch for connectivity of access point

Minimum desired Specification

Description Desired Specification

Gigabit Ports 8 x 10/100/1000 mbps switch

Switching Capacity 16 Gbps

Media Interface Exchange Auto MDI / MDIX

Mac address table 4K entries per devices

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Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing system at LHO - Chennai

Page 13 of 19

Seal & Signature of the Bidder

C.12 HDMI Distribution Amplifier

Functionality & Scope of work

The distribution amplifier should have the facility to distribute HDMI to min 4 devices.

Minimum desired Specification

Description Desired Specification

Input devices & placement HDMI out from the switcher will be given to the distribution amplifier and is placed in the rack.

Output devices and placement

The output has to be routed to displays placed at Min 25 to 30 m. Bidder should consider separate twisted pair transmitter along with the distribution amplifier if the distribution amplifier does not have inbuilt twisted pair transmitter. The bidder should quote the transmitter as same brand of distribution amplifier.

Control Requirement The device should allow pass thru of RS 232 signals from the displays so that separate control cables can be avoided.

EDID & HDCP Requirement Provide automatic EDID management between connected devices. Provide authentication and maintain continuous verification of HDCP key exchange with connected sink & source Device.

D.1 Patch Cable Type 1

Functionality & Scope of work 6 Feet -Flexible molded HDMI male to male Cable with 4k resolution supported

Minimum desired Specification

Description Desired Specification

Length 6 Feet

Resolution support required 4K and 1080p @ 60

EDID & HDCP Should Pass EDID information from HDMI display to the source. HDCP compliant

D.2 Patch Cable Type 2

Functionality & Scope of work 6 Feet -Flexible molded DP male to male Cable with 4k resolution supported

Minimum desired Specification

Description Desired Specification

Length 6 Feet

Resolution support required 4K and 1080p @ 60

EDID & HDCP Should Pass EDID information from DP display to the source. HDCP compliant

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Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing system at LHO - Chennai

Page 14 of 19

Seal & Signature of the Bidder

D.3 Patch Cable Type 3

Functionality & Scope of work VGA with Audio Cable: 15-pin HD Male to Male Low-Profile Molded + 3.5mm Stereo Mini Plug

Minimum desired Specification

Description Desired Specification

Length 6 feet

Connector Terminated with high quality molded VGA connectors and 3.5 mm connectors for audio

D.4 Patch Cable Type 4

Functionality & Scope of work 15 Feet -Flexible molded HDMI male to male Cable with 4k resolution supported

Minimum desired Specification

Description Desired Specification

Length 15 Feet

Resolution support required 4K and 1080p @ 60

EDID & HDCP Should Pass EDID information from HDMI display to the source. HDCP compliant

D.5 Patch Cable Type 5

Functionality & Scope of work 6 Feet -Flexible molded HDMI to DVI-D male to male Cable

Minimum desired Specification

Description Desired Specification

Length 6 Feet

Resolution support required 1080p @ 60

D.6 Bulk Cable Type 1

Functionality & Scope of work 24 AWG stranded high-conductivity bare copper conductors, PVC insulation, bare copper spiral shield (min 90% coverage), PVC

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Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing system at LHO - Chennai

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Seal & Signature of the Bidder

jacket. Cable should be suitable for Microphone

Minimum desired Specification

Description Desired Specification

Conductor 24 AWG

Insulation / outer jacket

material PVC

D.7 Bulk Cable Type 2

Functionality & Scope of work 22AWG High Quality twisted pair cable with PVC insulation. The cable should be suitable for Audio / Control

Minimum desired Specification

Description Desired Specification

Conductor 22 AWG

Insulation / outer jacket

material PVC

D.8 Bulk Cable Type 3

Functionality & Scope of work 14 AWG twisted pair cable with PVC Jacket. The cable should be suitable for speaker

Minimum desired Specification

Description Desired Specification

Conductor 14AWG Tinned copper

Insulation / outer jacket

material PVC

D.9 Bulk Cable Type 4

Functionality & Scope of work To Provide interconnection of digital video over twisted pair switching, distribution, and extension devices. The cable should be suitable for high resolution video connection

Minimum desired Specification

Description Desired Specification

Gauge 24 AWG

Impedance Min 43 ohms

Material Solid Bare Copper Conductors

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Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing system at LHO - Chennai

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Seal & Signature of the Bidder

No of conductors 8

Shield Overall Cable Shield: AI/Mylar + Tinned Copper Braid (55%)

D.10 Bulk Cable Type 5

Functionality & Scope of work Shield twisted pair cable with 24 AWG copper conductor. The cable should be suitable for Ethernet connectivity.

Minimum desired Specification

Description Desired Specification

Structure 4 Pairs Shielded Twisted Pair screened with tinned copper braiding (S/FTP) Cable

Conductor metal 24 AWG or better Solid Bare Copper

Shield individual pair Aluminum/Polyester Foil

D.11 Twisted pair plug

Functionality & Scope of work Twisted pair Shielded Twisted Pair RJ 45 plug, Package of 10

Minimum desired Specification

Description Desired Specification

Conductor alignment Should Reduce crosstalk and signal interference

Operating Environment Should be Ideal for high EMI / RFI environments

D.12 Branded Bulk connectors

Functionality & Scope of work Various types of bulk Quantity Connectors required for this Project

Minimum desired Specification

Description Desired Specification

Connectors Bulk Quantity Connectors required for this Project

D.13 Equipment Rack

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Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing system at LHO - Chennai

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Seal & Signature of the Bidder

Functionality & Scope of work Modular concept unique design AV Equipment rack with standard accessories, user friendly installations and aesthetic design

Minimum desired Specification

Description Desired Specification

Size Min 12U

Dimension Min 600 mm x 600mm

Door Front Glass Door and Perforated rear and side panel

Power distribution Unit 6amp – 7 socket , single pole – 16/32 Amp MCB

Fan 90 CFM

Mount Ceiling Mount

Cable entry Top and Bottom with round cut out edge protected with rubber grommets

Caster Min 3” height with brake

E.1 Installation, Commission, Cabling, Termination , Programming and coordination

with other contractors & Project management

Functionality & Scope of work Installation, Cabling, Termination , programming and documentation

Minimum desired Specification

Description Desired Specification

Requirement The integrator shall have a full-fledged qualified & CTS certified engineers and Experienced AV Technician

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Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing system at LHO - Chennai

Page 18 of 19

Seal & Signature of the Bidder

OEM AUTHORISATION FORM

(in Original Letter Head of OEM) To

Date Dear Sir, Subject : Direct Manufacturer’s Warranty &Authorization

Tender Ref: We ……………………….an established and reputable manufacturer of ……………………….…………. (Product) having factories at ………………………………. and offices at ………………………………………. Do hereby authorize __________________________to submit a above requirement and subsequently negotiate and sign the contract with you for the supply of goods manufactured by us.

We hereby confirm and extend our full guarantee and warranty as per standard

service procedure for the products offered for supply by the above firm, against the requirement and duly authorize the said firmto act on our behalf in fulfilling any or all installation, technical support and maintenance obligation as required by the contract. We would like to bring to your kind notice that the above team can provide the local support and their local Engineers are trained and certified by us. The team is capable of providing the best onsite assistance for this project. We take the privilege to inform you that above team can integrate and program the system as per to the design requirements and can provide the best support for the organization. Yours faithfully,

for ………………………………

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Supply, Installation, Programming, Testing & Commissioning (SIPTC) of Audio-Video(AV) Conferencing system at LHO - Chennai

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Seal & Signature of the Bidder

Signature of Officer Authorized to sign this Document