Which Kolkata venues do you work at?

Biswa Bangla Convention Centre (Around 2,500 in the main hall plus a large grand ballroom at New Town); Science City (Around 2,200 in the Main Auditorium with a smaller Mini Auditorium alongside); Netaji Indoor Stadium (Around 12,000 in concert configuration). The city's only purpose-built modern convention venue, with generous clear height and working docks, which makes it the default whenever a design needs hung loads rather than towers. We also cover hotels, farmhouses and open grounds across Salt Lake, New Town, Park Street, Ballygunge, Rajarhat, Alipore.

What is genlock and why does it matter?

Genlock distributes a common timing reference — tri-level sync for HD and UHD — to every camera so they share a clock. Without it, a cut between sources can land mid-frame and produce a visible tear or roll on screen. It is invisible on any single camera and obvious on every cut, which is why it is verified at the switcher during build.

Why does a vision engineer need to shade the cameras?

Because six cameras with factory settings under stage lighting will not match. Shading iris, black level and colour matrix from the rack position is what makes the cut look like one camera moving rather than six cameras with different opinions. It is also re-checked after any significant lighting change during the show.

What are ISO recordings and do I need them?

Isolated recordings of each camera's full output alongside the live programme cut. If you want a post-event film, you need them — an editor with six ISOs can build sequences the live cut never attempted, including reactions and alternative angles. They cost almost nothing to record and are the first thing a post team asks for.

How many cameras does my event need?

Three for a panel session with basic IMAG. Four to five for a conference plenary. Six to seven for an award night where you need the walk-up, the reaction and a jib move. Eight or more once you are covering a concert or delivering to a broadcaster. Position quality matters more than count — one great angle beats three poor ones.

Broadcast & Multi-Camera in Kolkata by Prime AV Solutions

Conference & Broadcast · Kolkata, West Bengal

Multi-Camera Broadcast in Kolkata

Booking multi-camera broadcast in Kolkata means solving Kolkata's particular problems: Jun–Sep monsoon, when the low-lying southern and central wards waterlog within an hour of a heavy cell; and Sep–Oct if you need any inventory at all for something other than puja, venue load-in windows, and dates that disappear once the season turns.

WhatsApp a producer

Rated 4.9/5 by 600+ event planners and brands

Lead time: From 5 weeks
Peak season: Oct–Feb
Coverage: Kolkata & West Bengal

Key takeaway

Broadcast & Multi-Camera in Kolkata is quoted against your guest count, venue and run of show. Outside Puja this is a value market with strong, experienced local technical labour at reasonable day rates, so a two-day conference costs appreciably less here than the same build in Mumbai or Delhi. Inside the Puja window the same inventory prices at a multiple and has to be committed months ahead, which is a conversation to have in June rather than in September. From Mahalaya through Lakshmi Puja and on to Kali Puja, roughly late September to early November, every scaffolder, generator, line array and lighting rig in eastern India is committed and rates reflect it. The Kolkata International Film Festival in November and the Boi Mela in late January take the auditoria, and Poila Boishakh in mid-April brings its own cluster of cultural programming — so we quote within 24 hours and hold dates first-come.

Broadcast & Multi-Camera for Kolkata’s biggest events

Multi-camera production is a disciplined signal chain before it is a creative one. Cameras are genlocked to a common reference — tri-level sync for HD and UHD — so that every source is on the same clock and a cut between them is clean rather than a frame of glitch. Signals run on 12G-SDI over coax for short distances and on SMPTE fibre or triax for long camera positions, with camera control units allowing a vision engineer to shade iris, black level and colour matrix remotely from a rack position. That shading is what makes six cameras look like one camera from six angles, which is the difference between a multi-camera production and six separate recordings.

The room sets the camera plan: riser positions for long lenses, pit space for handhelds, jib clearance and whether the lighting rig will allow a usable exposure. In Kolkata that plays out at venues like Biswa Bangla Convention Centre, Science City, Netaji Indoor Stadium, and across Salt Lake, New Town, Park Street, Ballygunge.

Camera positions are planned against the show, not the room. A typical award night runs a wide lock-off, two long-lens cameras on a riser at the back for presenter close-ups, a handheld or Steadicam in the pit for the walk-up, a jib for movement and reveals, and PTZ units in positions no operator can occupy. Everything is cut live by a director on a switcher — Ross, Blackmagic ATEM Constellation or a Sony — with the camera operators on intercom receiving frame instructions. A talkback system from Riedel or Clear-Com is non-negotiable: a multi-camera production without reliable comms is just hopeful.

What’s included

Sony & Blackmagic broadcast cameras
Jib cranes, sliders & PTZ
OB-style production control
Same-day highlight edits

Equipment we carry

SonyBlackmagic DesignPanasonicRoss VideoCanonRiedelClear-ComARRI

Why Kolkata chooses Prime AV

Crews and trucks positioned for fast load-in at Science City and venues in New Town and Park Street.
Key levels and colour temperature are agreed with the lighting designer during design and verified under camera at rehearsal, with the rig balanced for camera.
Camera plan drawing with every position and lens package
Working knowledge of West Bengal venue rules, power sanctions and permission timelines.

Local conditions

Producing multi-camera broadcast in Kolkata

Weather & the rig

Cameras, lenses and fibre connectors are the equipment least tolerant of moisture and dust, and condensation on a lens moving between a cold control room and a humid outdoor pit costs minutes of show time. The Kalbaisakhi nor'westers in April and May are the design case here: they arrive in minutes with 70–90 km/h gusts, which means outdoor truss in Kolkata is ballasted and signed off for wind loading rather than merely sheeted against rain. Humidity sits near 80% from April to October and the Hooghly keeps overnight dew heavy enough that an outdoor projection surface will fog by 4am and a lectern mic capsule picks up moisture if left uncovered. Jun–Sep monsoon, when the low-lying southern and central wards waterlog within an hour of a heavy cell; and Sep–Oct if you need any inventory at all for something other than Puja.

Power & redundancy

A broadcast chain needs clean, continuous power on its own distribution, because a momentary dip takes down cameras, CCUs, the switcher and the recording all at once. CESC's city network is genuinely one of the better urban utilities in India, so indoor venues run on house power confidently. Puja pandals are a different exercise: temporary sanctioned connections are applied for formally through CESC or WBSEDCL well in advance, and the load per pandal is capped at what the application granted. Maidan and open-ground events are DG-fed with acoustic enclosures under WBPCB norms.

Permits & noise rules

Filming brings its own requirements — venue filming rights, audience consent notices, and clearances for any aerial or drone-mounted camera position. Kolkata Municipal Corporation handles structures, the Kolkata Police Commissioner's office with the local police station licenses pandals and loudspeaker use, and WBPCB applies the noise rules with a 10pm to 6am silence period and a time-boxed festival relaxation. The Maidan is Army land, so an event there needs Eastern Command's NOC as a genuine step in the critical path rather than a formality. Drone operation is limited by the Dum Dum airport zone and by Fort William's restrictions over central Kolkata.

Load-in & access

Camera positions need cable routes that cross audience areas and a control room position with sightline and comms, so the cabling plan has to be agreed before seating is set. Larger goods vehicles are barred from central Kolkata through the day, and arrival timing is dictated by which Hooghly crossing the truck uses. The Puja constraint is unlike anything else in India: pandals in the north Kolkata lanes around Shyambazar, Kumartuli and Bagbazar are reached only by handcart for the final 200m, the bamboo structure is complete before any kit arrives, and the hang points are the structure the decorator built, so the rigging design has to be agreed with the pandal fabricator weeks earlier.

Season & booking

From Mahalaya through Lakshmi Puja and on to Kali Puja, roughly late September to early November, every scaffolder, generator, line array and lighting rig in eastern India is committed and rates reflect it. The Kolkata International Film Festival in November and the Boi Mela in late January take the auditoria, and Poila Boishakh in mid-April brings its own cluster of cultural programming. Peak demand runs Oct–Feb.

Crew & dispatch

Own Kolkata base, which is also the practical origin for Patna, Ranchi, Bhubaneswar and Guwahati work. Load-in support covers New Town, Park Street and the rest of the city.

What it costs here

Outside Puja this is a value market with strong, experienced local technical labour at reasonable day rates, so a two-day conference costs appreciably less here than the same build in Mumbai or Delhi. Inside the Puja window the same inventory prices at a multiple and has to be committed months ahead, which is a conversation to have in June rather than in September.

Local expectations

A Bengali audience for live music will notice a coloured PA and say so — Rabindra Sangeet, band and classical programming here want natural tonality and a low noise floor rather than brute level, and the vocal chain is judged more closely than the lighting. Puja committees expect continuous operation across five days, which means shift rotation, a crew rest plan and spares on site rather than in the warehouse. Bengali-language compering is the default and the committee's own hierarchy governs stage access.

Specification

Broadcast & Multi-Camera: technical specification

Typical broadcast & multi-camera specification supplied in Kolkata.
Specification	Detail
Camera classes	Sony HDC and HXC system cameras, Blackmagic URSA Broadcast, large-sensor cinema bodies
Genlock	Tri-level sync distributed to every source so cuts are frame-clean
Signal transport	12G-SDI on coax for short runs, SMPTE fibre or triax for long camera positions
Camera control	CCU and RCP shading of iris, black level and matrix from the rack position
Switchers	Ross Carbonite, Blackmagic ATEM Constellation, Sony production switchers
Specialist positions	Jib, Steadicam, dolly, slider and PTZ for inaccessible angles
Intercom	Riedel or Clear-Com party-line or digital matrix to every operator and the director
Recording	Programme cut plus isolated camera ISOs for post-event editing
Delivery formats	1080p50 standard, UHD on request, broadcaster spec for frame rate, colour and loudness
On-site edit	Shuttle drive to an edit position for same-day highlight delivery

What happens to the signal afterwards shapes the whole build. If the show feeds IMAG screens, the programme cut must be clean and the switcher has to supply separate outputs for the screens, the stream and the record. If it feeds a broadcaster, their delivery specification governs frame rate, colour space, loudness and the clean feed they require without graphics. If the output is a post-event film, we record isolated camera feeds — ISOs — alongside the programme cut, because an editor with six ISOs can build something the live cut never could. Same-day highlight edits run off a shuttle drive to an on-site edit position while the show is still in progress.

Sizing

What size rig does your event actually need?

Scale	Guests	Recommended setup
Panel session	100 – 400	Three cameras: wide lock-off plus two long lenses, single switcher, programme and ISOs
Conference plenary	500 – 1,500	Four to five cameras with a slider, IMAG programme output, camera shading, ISOs
Award night	1,500 – 4,000	Six to seven cameras including jib and pit handheld, separate IMAG and stream feeds
Concert	5,000 – 20,000	Eight to ten cameras with long lenses, jib, pit and on-stage positions, replay
Televised production	20,000+	Twelve to sixteen cameras, broadcaster spec delivery, EVS replay, matrix intercom

Scope

Multi-Camera Broadcast scope tiers in Kolkata

Three-Camera Record

Conferences, panels and single-session events needing a record and basic IMAG

Three genlocked cameras with a wide lock-off and two operated positions
Switcher with a clean programme output for screens and record
Camera shading from a rack position for a matched look
Intercom to every operator and the director
Programme cut plus isolated camera recordings

Most booked

Multi-Camera Show

Award nights, concerts and launches with IMAG and a post-event film

Five to seven cameras including a jib and a Steadicam or handheld in the pit
Full OB-style control position with vision engineer and director
Independent outputs for IMAG screens, stream and record
ISO recording of every camera for post-event editing
Same-day highlight edit from an on-site edit position

Broadcast Production

Televised shows, sports events and broadcaster-delivered productions

Eight to sixteen cameras including specialist and PTZ positions
Broadcaster-specification delivery with a clean feed and a graphics feed
Replay and slow-motion positions with a dedicated operator
Digital matrix intercom with per-position talkback routing
Full production department including director, vision engineer and EVS operator

Venues

Where we work in Kolkata

Venue	Capacity	Production note
Biswa Bangla Convention Centre	Around 2,500 in the main hall plus a large grand ballroom at New Town	The city's only purpose-built modern convention venue, with generous clear height and working docks, which makes it the default whenever a design needs hung loads rather than towers.
Science City	Around 2,200 in the Main Auditorium with a smaller Mini Auditorium alongside	A fixed-seat theatre with house rigging positions and a fixed projection throw, so screen geometry is decided by the building and additional loads need the venue's engineering sign-off.
Netaji Indoor Stadium	Around 12,000 in concert configuration	Roof rigging is effectively unavailable, so the entire package is ground-supported, and the only vehicle approach runs through the congested Maidan roads under police bandobast on event days.
Rabindra Sadan	Around 1,000 seated	A cultural-complex auditorium with house infrastructure and a protective attitude to it, so visiting rigs work within the existing hang points and the build window is tight between programmes.
ITC Royal Bengal	Around 1,500 banquet across the ballroom and pre-function	Modern hotel with a usable service dock, but New Town traffic and the venue's own guest-movement rules push load-in to overnight slots.

Crew

Who turns up on show day

Director
Calls the cut live from the running order, gives frame instructions to operators and decides what the audience sees at every moment.
Vision engineer
Shades every camera from the rack so six sources match, and owns genlock, colour and signal integrity across the chain.
Camera operators
Hold and move shots to the director's call, anticipate the action rather than chase it, and protect the frame through a cut.
Jib and specialist operators
Deliver the movement and reveal shots — jib, Steadicam, dolly — that give a production its production value.
Replay operator
Marks and plays back moments for IMAG or broadcast, working a few seconds behind live with the director.
On-site editor
Pulls selects off shuttle drives during the show and delivers a highlight cut the same night.

What you receive

Camera plan drawing with every position and lens package
Signal flow and output map including genlock distribution
Programme cut recording at full quality
Isolated camera recordings for every position
Clean feed without graphics where a broadcaster requires it
Same-day highlight edit where contracted
Verified media offload report with checksums before any card is reused

Timeline

From enquiry to load-out

T-5 weeks
Camera plan
Running order and stage design reviewed to place camera positions against the moments that must be captured.
T-3 weeks
Signal and comms design
Cable routes, fibre runs, genlock distribution, output map and the intercom topology drawn and agreed.
T-2 weeks
Delivery spec confirmation
Frame rate, colour space, loudness, clean feed and file delivery requirements confirmed with the broadcaster or the post team.
Show day −1
Rig and camera match
Cameras rigged, genlocked and shaded to match under the actual stage lighting, with every signal path proved.
Show day, T-4 hours
Camera rehearsal
Operators walk the running order, the director rehearses the cut, and comms is tested from every position.
Show day to +12 hours
Show, offload and strike
Show cut live with ISOs recording, media offloaded and verified before any card is cleared, then de-rig.

Risk control

What goes wrong, and how we stop it

What can go wrong

How we prevent it

What can go wrong
Stage lighting is designed for the room and leaves presenters too contrasty to shade usably.
How we prevent it
Key levels and colour temperature are agreed with the lighting designer during design and verified under camera at rehearsal, with the rig balanced for camera.
What can go wrong
Cameras are not genlocked and every cut shows a frame of tearing on the IMAG screens.
How we prevent it
Tri-level sync is distributed to every source and verified at the switcher during the build, because the fault is invisible on a single camera and obvious on every cut.
What can go wrong
Six cameras each have a different colour balance and the cut looks like six different events.
How we prevent it
Every camera is shaded from the rack by a vision engineer under the actual stage lighting, and the match is re-checked after any significant lighting change.
What can go wrong
The director loses contact with a camera operator at the critical moment.
How we prevent it
A proper intercom system with per-position talkback and a tested backup channel, plus wired comms on fixed positions rather than relying on wireless packs throughout.

Honest comparison

Is this the right choice for your event?

Hiring an OB van instead of a flypack control position
Our verdict
An OB van is faster to deploy and purpose-built, and right for sport and large televised productions. A flypack built into a control room is cheaper, fits venues a van cannot park at, and is more than adequate up to eight or ten cameras.
A single-camera record instead of a multi-camera production
Our verdict
A well-operated single camera with good audio is a perfectly respectable record of a conference and costs a fraction. It cannot serve IMAG, cannot cut to a reaction, and gives an editor nothing to work with — so it is a record, not a production.
PTZ cameras instead of manned positions
Our verdict
PTZ units are excellent in positions no operator can occupy and have become genuinely good. They still cannot anticipate action the way an operator does, and a show cut entirely from PTZs looks subtly late throughout. Mix them in; do not build on them alone.

Demand

What Kolkata books most

Kolkata event mix

Durga Puja pandal sound, lighting and AV
Corporate conferences and dealer meets at Biswa Bangla and city hotels
Live music, theatre and cultural programming
Trade exhibitions and industry expos
Weddings through the December to February window
Government, PSU and academic conferences

Ideal for

Events we power with broadcast & multi-camera in Kolkata

Award shows

Concerts

Sports events

Process

From brief to standing ovation

Brief & recce

We visit the venue, map power and rigging, and understand your show flow.

Design & quote

CAD plans, 3D previews and an itemised quote within 24 hours.

Build & rehearse

Load-in, system tuning, content checks and full technical rehearsal.

Show & strike

Show-caller-led execution, then a quick, clean load-out.

FAQ