Tender For Supply, Installation, Testing And Commissioning Of A Complete Media Lab Setup - Comprising Studio Equipment, Production Control Room (Pcr) Setup, Uninterrupted Power Supply (Ups), Studio Lighting, And Civil / Acoustic Works At The Central Libra

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Tender For Supply, Installation, Testing And Commissioning Of A Complete Media Lab Setup - Comprising Studio Equipment, Production Control Room (Pcr) Setup, Uninterrupted Power Supply (Ups), Studio Lighting, And Civil / Acoustic Works At The Central Library, Niser Ceiling Treatment — Drywall Using Formaldehyde-Free Calciumsilicate Board, Fire-Resistant To Bs 476 Parts Iv/Vi/Vii, With Minimum Nrc 0.75, Minimum Sound Attenuation Of 32 Db, And Light Reflectance >85%, Backed By Rockwool Insulation Of Minimum 80 Kg/M³ Density And, Where Specified, Cloud-Ceiling/Pet-Felt Acoustic Finish With Minimum Nrc 0.85, On Gi/Wooden Support Structure. As Required / Bidder To Propose A2 Wall Treatment — Rockwool Insulation, Drywall/Calcium-Silicate Boarding, And A Pet-Felt Or Equivalent Acoustic Finish. Minimum Nrc ≥0.80 For All Treated Studio Side Walls. Treatment: Minimum 80 Kg/M³ Rockwool, Minimum 50Mm Thickness + Drywall + Polyester Acoustic Finish Panel. All Materials To Carry Test Reports From An Nabl-Accredited Laboratory Confirming Nrc Values, Sized To The StudioS Side Walls. As Required / Bidder To Propose A3 Green-Screen / Cyclorama Wall Finish — Seamless Corner Detailing In Flexible Plywood, With A Raised Presenter Stage (Isolated On A Cushioned Rubber Pad) Where Required. Green Screen Felt: 100% Polyester, Minimum 3Mm Thickness, Chroma-Key Green (Ral 6029 / Equivalent Broadcast Chroma-Key Standard), Seamless Corner With Flexible Plywood Radius, Zero-Halogen Fr Grade. Presenter Stage: 4-Inch Raised Platform, 18Mm Structural Plywood, Isolated On Minimum 100Mm × 100Mm Rubber Anti-Vibration Pads At 600Mm Centres. As Required / Bidder To Propose A4 Real-Set / Decorative Panelling — Teak-Ply Polished Wooden Structure Providing Additional Acoustic Dampening, As Per Approved Design. As Required / Bidder To Propose A5 Sound-Absorbing Finish Panels At Reflective Points; The Final Treated Room Must Achieve An Rt60 Of 0.3–0.5 Seconds And An Nc-20 To Nc-25 Noise Criteria Rating. As Required / Bidder To Propose A6 Indicative Acoustic Performance Targets (To Be Finalised At The Tender Stage): Studio Background Noise Nr-20 Preferred, Not To Exceed Nr-25 With Hvac, Lighting And Electrical Systems Operating; Pcr/Edit Background Noise Nr-25 Or Better; Studio Rt60 Average 0.25–0.35 S At 500 Hz, 1 Khz And 2 Khz (Preferably ≤0.40 S From 250 Hz To 4 Khz); Studio-To-Library/Corridor Isolation Rw/Stc ≥50 Db (≥55 Db Preferred); Studio-To-Pcr Isolation Rw/Stc ≥45 Db (≥50 Db Preferred); Installed Acousticdoor Assembly Rw/Stc ≥40 Db (≥45 Db Preferred); No