SECTION-II
AUDIO, VIDEO AND CONTROL SYSTEM WORK IN THE CONFERENCE ROOM
Sl. No.
Description
1
Supply of the following equipments to achieve best
performance of the Audio, Video and Control System
in the Conference Room.
i)
Cordless Lapel Pin Microphone Systems
consisting of Receiver Diversity Type-1 PC.
Unit
Quantity
Rate
Per
Amount
Frequency Response Audio - 35 Hz to 20 KHz Led,
LCD Display
THD : > 0.3%
FM Carrier : UHF
Channels > 10 per band
CS
Carrier Frequency Range : 660 - 865 MHz
Signal/Noise Ratio : > 120 dBA
Lapel Element - 1 PC
Microphone Type : Condenser
Polat Pattern - Cardiod
Frequency Response Audio : 15 - 18 KHz
IA
Signal/Noise Ratio : 60 dB
Sensitivity : 8.8 ml/Pa at 1 KHz
Cable > 1.6 m Cable Terminated in a Female 3 Pin
XLR Connector
SPL for 1% : 118 dB
Body Pack Transmitter Unit - 1PC
THD : < = 0.8%
FM Carrier : UHF
RR Output : 40 MW (ERP)
Carrier Frequency Range : 660 - 865 MHz
Signal/Noise Ratio : > 120 dB
[Make : AKG, SHURE, SENNHISER].
No.
1
each
Conference Room SQ-1
Sl. No.
Description
1
(contd)
ii)
Cordless Hand Held Microphone System
consisting of Receiver Diversity Type - 1PC
Unit
Quantity
Rate
Per
Amount
Frequency Response Audio : 35 Hz to 20 KHz
THD : < 0.3%
Channels : > 10 per Band
Carrier Frequency Range : 660 - 865 MHz
Signal/Noise Ratio : > 120 dBA
Hand Transmitter Unit - 1PC
FM Carrier : UHF
RF Output : 50 MW (ERP)
CS
Carrier Frequency Range : 660 - 865 MHz
Signal/Noise Ratio : > 120 dBA
Frequency Response : 35 - 20000 Hz
[Make : AKG, SHURE, SENNHISER].
iii)
No.
1
each
Nos
2
each
No.
1
each
Gooseneck Microphone
Polar Pattern : Cardiod
IA
Frequency Response : 50 to 19000 KHz
Signal/Noise Ratio : 73 dB
Sensitivity : 18 mV/Pa (- 35 dBV)
Cable : Male 3 Pin XLR
Base Cut Filter : 250 Hz - 10 dB at 50 Hz
Impedence : < 600 Ohms
SPL for 1% : 125 dB
[Make : AKG, SHURE, SENNHISER].
iv)
Polar Pattern - Hypercardiod
Frequency Response : 50 to 20000 KHz
Signal/Noise Ratio : 73 dB
Sensitivity : 20 m V/Pa (-34 dBV)
Impedence : < 600 Ohms
Load Impedence : > 200 Ohms
SPL for 1% : 125 dB
[Make : AKG, SHURE, SENNHISER].
Conference Room SQ-2
Sl. No.
Description
Unit
1
(contd)
v)
Professional Power Amplifier with Converter
Transformer
Quantity
Rate
Per
Amount
Power Output : (at 8/4 Ohms) 500 Watts rms @ 8
Ohms and 800 Watt rms @ 40 Ohms x 2 channels
Sensitivity : 1.25 Vrms
Frequency Response (at 1 Watt, 22 Hz to 20 KHz) :
+ 0 dB - 1 dB
Signal to Noise Ratio : (20 Hz to 20 KHz, Inputs
terminated)
A - weighted, below rated power : > 100 dB.
No Weighting, Below Rated Power : > 95 dB
THD : < 0.5%
CS
IMD : (60 Hz and 7 KHz at 4:1) from full rated output
to - 40 dB : < 0.3%
Damping Factor (8 Ohm)
10 Hz to 400 Hz : > 200
Cross Talk (below rated power) : at 1 KHz : 75 dB
(Nominal)
:
20
Kohms
bal
IA
Input Impedence
converter
Transformer - toroidal type > 400 W
[Make : CROWN, OHM, QSC].
vi)
1
each
Nos
2
each
Constant Voltage Transformer
Single autoformer that provides impedence matching
between an amplifier output and "Constant Voltage"
loudspeaker. It allows amplifiers without direct 70 V
or 100 V output capacity to drive distributed peaker
systems designed to operate at those voltage. [Make
: CROWN, OHM, QSC].
vii)
No.
Audio Mixer 4 Channel
Frequency Response : Mic/line input/output + 1/- 1.5
dB, 20 Hz - 20 KHz GB 30 high quality mic preamps,
switchable + 4 dBu/- 10 dB sensitivity on sterco
inputs 100 Hz high pass filter on each mic input to
element.
Conference Room SQ-3
Sl. No.
1)vii)
Description
Unit
Quantity
No.
1
Rate
Per
Amount
(contd)
THD : 0 - 500% @ 1 KHz
Cross talk (@ 1 KHz) channel faders > 87 dB
Master faders < 100 dB
Mis input 10 dBU max
Line input + 20 dBU max
Stereo input + 20 dBU max
Mix Output + 25 DBU max
Power less than 40 W
[Make : SOUNDCRAFT, MACKIE, ALLEN HEATH].
Incelling Speaker 2 Way with Crossover and
Back-can
CS
viii)
each
Frequency Range : 75 Hz - 20 Hz
Power Capacity : 150 W Pink : 75 W
Dispersion : 110 degree conical
Sensitivity : 89 DB
Normal Impedence : 16 Ohms
IA
[Make : JBL, EAW, OHM].
ix)
Nos
9
each
No.
1
each
Sleek and Compact DLP Multimedia Projector
Display Device : 0.55" dlp chip x 1
Colour Wheel : 6 Segment
Brightness/Contrast
Lumans/2000:1
Ratio
:
2700
ANSI
Native Resolution : SVGA (800 x 600)/4:3
Manual Zoom : 1:1.2 x 200 m (f = 19.0 ~ 22.7mm)
Vertical Frequency : 15 - 110 KHz
Audio Systems : 7 Watt
Lamp Life : Upto 2000 Hours
Lamp Modules : An - d 350 lp or an - d350 lp/1
[Make : SHARP, NEC, INFOCUS, PANASONIC].
Conference Room SQ-4
Sl. No.
Description
Unit
Quantity
Rate
Per
1
(contd)
x)
Projector Stand from Ceiling. [Make : Custom]
No.
1
each
xi)
Audio Video connecting cable with connector.
[Make : Custom].
No.
1
each
Motor Screen along with remote control. [Make :
SHARP, NEC, INFOCUS, SHARP].
No.
1
each
Coils
2
coil
2 core annealed tinned copper of 2.5 mm PVC
isulation, copper mash shield 85% on PVC jacket.
[Make : Finolex/RR Kabel].
Coils
3
coil
Connector sets, XLR male and female,
phonojack, stereojack, RCA in LOT. [Make :
Neutric].
L.S
xii)
xiii)
Amount
Speaker Cable in Meters
Annealed tinned multistrand copper twin zip or
twisted pair construction PVC insulation and each 2
core of at least 2.5 mm. [Make Finolex/RR Kabel].
xv)
Signal Cable in Meters
L.S
IA
Total
CS
xiv)
Conference Room SQ-5