Public Works Department Tender

Supply Installation testing & commisioning of 12" Two-Way Bass Reflex Passive System, Maximum SPL Output: 123dB (Continuous), 129dB (Peak), Frequency Range (-10dB):41hz - 20khz, Frequency Response (-3 dB): 57hz - 20khz, Sensitivity: 94dB, System Power Rating: 3200W Peak, 1600W Program, 800W Continuous, Nominal Impedance: 8 Ohm, Inputs: NL4 Input, NL4 Loop-thru (+/-1 or +/-2 Selectable), Operational Modes: Passive/Bi-Amp. Make:- D&B (Germany)/ L-Acoustics (France)/ JBL (United States) (Note:- Variation of +5% in specification shall be allowed to keep specifications generic) Warranty One Year

Supply Installation testing & commisioning of Two-Way Professional Compact Loudspeaker System, Frequency Range (-10dB): 80 Hz to 20 kHz, Frequency Response (±3 dB): 100 Hz - 18 kHz, Power Rating: 150 W, Sensitivity: 87 dB SPL, Maximum SPL (1m): 108 dB continuous, 114 dB peak, Impedance: 4 ohms, Crossover Frequency: 4.2 kHz. Make:- D&B (Germany)/ L-Acoustics (France)/ JBL (United States) (Note:- Variation of +5% in specification shall be allowed to keep specifications generic) Warranty One Year

Supply Installation testing & commisioning of Two-channel, 2100W @ 4Ω Power Amplifier, Amplifiers Sensitivity (for full rated power at 4Ω) 1.4V, Rated Power Output (per channel): 3000W 2Ω, 2100W 4Ω, 1200W 8Ω, Signal to Noise Ratio (below rated 1 kHz power at 8 ohms): 103 dB (A-weighted), THD: 0.5%, Frequency Response (at 1W, 20 Hz - 20 kHz): + 0 dB, -1 dB, Crosstalk (below rated power) 20 Hz to 1 kHz: 70 dB. Make:- D&B (Germany)/ L-Acoustics (France) / JBL (United States) (Note:- Variation of +5% in specification shall be allowed to keep specifications generic) Warranty One Year

Supply Installation testing & commisioning of Two-channel, 350W @ 4Ω Power Amplifier, Sensitivity: 4Vrms, Frequency Response: +0dB, -1dB, Signal to Noise: 97dB (at .775Vrms sensitivity, 6dB lower), Intermodulation Distortion: 0.3%, Damping Factor: 200, THD: 0.5%, Crosstalk At 1kHz: 85dB, At 20kHz: 55dB. Make:- D&B (Germany)/ L-Acoustics (France)/ JBL (United States) (Note:- Variation of +5% in specification shall be allowed to keep specifications generic) Warranty One Year

Supply installation testing & commissioning of Digital Audio Mixing Console Compact Digital Mixer for Live, Studio and Installation, 32 mono mic inputs, 4 line inputs, 66 inputs to mix, 1 ViSi Connect™ option card slot for 64 x 64 input/output expansion, Freely assignable faders and patching, Pre/Post selection per input per bus, AES in and out, Global mode encoders, GEQ on every bus 20 sub-group / aux busses, 4 FX busses, 8 Matrix busses, LR and C Mix busses, 4 Stereo Lexicon Effects engines, Delay on inputs and outputs, 4 Mute Groups, Freely assignable insert loops, Colour touch screen interface. Make:- Allen & Heath (England)/ Sound craft (British)/ YAMAHA (JAPAN), (Note:- Variation of +5% in specification shall be allowed to keep specifications generic) Warranty One Year

Supply Installation testing & commisioning of Loudspeaker System Management, With Input: 3 analog line inputs/2 AES digital inputs (shared connectors), 1 RTA mic input, Input Type: Electronically balanced/RF filtered, Input Impedance: 30 kΩ, balanced line to line, Max Input Level (line inputs): +28 dBu, balanced, ≤1% THD, CMRR: 50 dB @ 1 kHz, RTA Mic Preamp Phantom Power: +48 VDC, Output: 6 Line Outputs, Output Type: Electronically balanced, RF filtered Output Impedance: 120 Ω, balanced line to line, Max Output Level: +22 dBu, balanced, ≤1% THD, Alignment Delay: Up to 1000 ms per output channel, Internal Processing Word length: 32-bit floating point, Supported Sample Rates: 48/96 kHz (32-192 kHz using sample rate conversion), System Performance Dynamic Range: 114 dB A-weighted; 110 dB unweighted, THD+Noise: 0.0025% typical at +4 dBu, 1 kHz, 0 dB input gain, Frequency Response: 20 Hz – 20 kHz, +0 /- 0.5 dB, Interchannel Crosstalk: -97 dB, -105 dB typical 20-20 kHz, +4 dBu, all channels measured: Latency Analog input to output: 2.57 ms (48 kHz), 2.28 ms (96 kHz); Digital AES input to output: 2.31 (48 kHz), 2.15 ms (96 kHz). Make:- Amate Audio (Spain)/ DBX (American)/ Behringer (Germany), Note:- Variation of +5% in specification shall be allowed to keep specifications generic) Warranty One Year

Supply Installation testing & commisioning of Digital wireless Lavalier set with Latency (ms): 1.9 ms, Max. sound pressure level: 130 dB, Polar pattern: Omnidirectional, Sensitivity: 17 mV/Pa, Transducer principle: pre-polarized condenser microphone, Frequency response 50 to 18,000 Hz, Equivalent noise level A-weighted: 32 dB, Bluetooth® Low Energy: (BLE) frequency range 2402 - 2480 MHz, Audio frequency response 20 Hz - 20 kHz (-3 dB) @ 3 dBfs, Audio THD ≤ -60 dB for 1 kHz @ -3 dBfs input level. Make:- Sennheiser (Germany)/ AKG (Austria) / Shure (United States) (Note:- Variation of +5% in specification shall be allowed to keep specifications generic) Warranty One Year

Supply Installation testing & commisioning of 40 cm gooseneck microphone with Polar pattern: Cardioid, Transducer principle: Pre-polarised Condenser, Equivalent noise level: 26 dB(A), Equivalent noise level weighted: 37 dB, Frequency response (microphone): 50Hz - 20 kHz, Impedance 100 Ω, Maximum sound pressure level: 130 dB, Make:- Sennheiser (Germany)/ AKG (Austria) / Shure (United States) (Note:- Variation of +5% in specification shall be allowed to keep specifications generic) Warranty One Year

Supply Installation testing & commisioning of Digital wireless microphone handheld set with Latency (ms): 1.9 ms, Polar pattern: Cardioid, Sensitivity 2.1 mV/Pa, Transducer principle: Dynamic, Bluetooth® Low Energy (BLE), frequency range: 2402 - 2480 MHz, Audio frequency response 20 Hz - 20 kHz (-3 dB) @ 3 dBfs, Audio THD ≤ -60 dB for 1 kHz @ -3 dBfs input level, Dynamic range 134 dB, System latency 1.9 ms, Operating temperature -10 °C - +55 °C (14 °F - 131 °F), Audio output power 18 dBu max. Make:- Sennheiser (Germany)/ AKG (Austria) / Shure (United States) (Note:- Variation of +5% in specification shall be allowed to keep specifications generic) Warranty One Year

Supply Installation testing & commisioning of Dynamic cardioid microphone with dynamic transducer principle, Frequency response: 40 - 16,000 Hz, Pick-up pattern cardioid, Sensitivity (free field, at 1 kHz): 2.7 mV/Pa, Nominal impedance (at1 kHz) 350 Ω, Min. terminating impedance 1 kΩ, Connector XLR-3, Temperature range 0 °C to +40 °C. Make:- Sennheiser (Germany)/ AKG (Austria) / Shure (United States) (Note:- Variation of +5% in specification shall be allowed to keep specifications generic) Warranty One Year

Supply Laying testing & commissioning of 2-core loudspeaker cable, Inner conductor Material BC 20 x 7 x 0.12 mm (Ø) (OFC), Section 1.5 mm², Number of conductors-2, American Wire Gauge 16 AWG, Outer jacket Material Flexible PVC 3 x 6 mm (Ø). Make:- Adile (India)/ Belden (Chicago)/ Kramer (Israel) (Note:- Variation of +5% in specification shall be allowed to keep specifications generic) Warranty One Year

Supply Laying testing & commissioning of 2 Core Shielded Microphone Cable, Inner conductor Insulation Material LDPE 1.4 mm (Ø), Colours White / Red, Overall shielding Aluminium foil Al-mylar, 100% coverage - 25% Overlap, Braiding TC 64 x 0.12 mm (Ø) (OFC), Outer jacket Material Flexible PVC 6 mm (Ø) Colours Black Type of cable 24 AWG Microphone cable, Inner conductor Material TC 20 x 0.12 mm (Ø) (OFC), Section 0.22 mm², Filling Cotton Yarn. Make:- Adile (India)/ Belden (Chicago)/ Kramer (Israel) (Note:- Variation of +5% in specification shall be allowed to keep specifications generic) Warranty One Year

Supply installation testing & commissioning of Rigging Kit for Line Array Frame. Make: Customized

Supply installation testing & commissioning of Speakers Wall Mount Bracket. Make: Customized

Supply installation testing & commissioning of XLR Output Wall Box 8 Port with Neutrik Flush Connectors XLR M/F as required. Make: Customized

Supply installation testing & commissioning of Mic Stands. Make: Customized

Supplying and fixing of 25 mm PVC Conduit complete as required.

1st year beyond the 1 year waranty

2nd year beyond the 1 year waranty

3rd year beyond the 1 year waranty

4th year beyond the 1 year waranty