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How a Small Studio Plan Goes from Empty Room to Cabling Schedule

A look at how a broadcast studio layout is actually worked out: the site visit, the acoustic checks, the cable routes and the drawings that crews use on the day.

Daniel Whitfield

7 min read

Starting with the room, not the equipment list

Every studio plan we draw begins with a visit to the room itself. Clients often arrive with a list of kit they hope to fit in, but the room decides far more than the list does. We measure the walls and ceiling height, note where the doors open, find the power distribution board, and walk the route a presenter or guest would take from the entrance to the set.

On that first visit I mostly listen. I stand in the space, clap once, and hear how it rings. A bare rectangular room with hard walls tells me quickly where the trouble will be. I also ask what the studio will be used for week to week, because a room for a daily streamed discussion needs different choices from one built for occasional recorded interviews.

By the time we leave, we have a rough sketch, a set of photographs and a list of questions for the studio manager. None of it is a design yet. It is the groundwork that stops us drawing something attractive that cannot actually be built in the space.

  • Wall, ceiling and floor measurements
  • Position of doors, windows and power supply
  • Noise from outside the room at different times
  • Who will be in the room and for how long

Reading the acoustics before drawing a single desk

Acoustics get settled early because they are hard to correct once furniture and cabling are in. We listen for flutter between parallel walls, for low-frequency build-up in corners and for noise that leaks in through doors or ventilation. A handheld measurement and some simple test sounds are usually enough at this stage to tell us what kind of treatment the room needs.

Treatment does not mean covering every surface in foam. In most small studios a few well-placed absorbers behind the presenters, some diffusion on the rear wall and a heavy curtain over a reflective window do most of the work. We also look at where the microphones will sit, since a position near a hard surface can ruin an otherwise quiet room.

I write up what we find in plain language for the client, with a short list of what to treat first and what can wait. Studio managers rarely want a lecture on reverberation time. They want to know whether the guests will sound clear and where the money is best spent.

Laying out the floor around the camera positions

Once we understand the room's sound, we turn to the floor plan. We draw the set first, then work outwards: camera positions and their sight lines, light stands and their reach, the control desk, and the walking routes that must stay clear. A layout that looks tidy on paper can fall apart if a camera operator cannot move behind the presenter without crossing a lit area.

We usually sketch two or three versions and mark the compromises in each. One might give the cameras more room but push the control desk close to the door. Another might keep the desk comfortable but shorten the set. Talking through these with the studio team, who know how their days run, tends to settle the choice more quickly than any rule of thumb would.

The chosen layout is then redrawn to scale, with dimensions marked, so the person fitting out the room can work directly from the page and nobody has to guess at a distance.

  • Camera positions and clear sight lines
  • Control desk placement and sound isolation
  • Walkways, doors and safe exits
  • Space for guests to arrive without crossing the set

Planning cable routes so the room stays quiet and safe

Cabling is the part of a studio plan that nobody photographs and everybody notices when it goes wrong. We plan routes for power, audio, video and data separately, keeping mains runs away from microphone lines to avoid hum. Where cables must cross, we draw the crossing at right angles and mark it, so the person installing it knows it is deliberate.

We also think about the day something fails. Cables that run under a raised floor or along a labelled tray can be traced and replaced without taking the studio off air for long. Every run gets a number, and that number appears on the drawing, on the cable and on a short patching list kept beside the rack.

Leaving a little spare capacity matters too. A conduit with room for two extra lines costs very little at the start and saves a good deal of disruption when the studio adds a camera or a second monitor wall a year or two later.

What the finished drawings actually contain

At the end of the design stage the client receives a small set of documents rather than a single glossy picture. There is a scaled floor plan, an acoustic note describing the treatment, a cable schedule listing every run with its start, finish and type, and a rack layout showing where each unit sits. The aim is that an electrician or installer who has never met us could work from the pack.

We keep the drawings plain on purpose. Fancy renderings look good in a meeting but tell a fitter very little. A clean plan with measurements, labels and short notes on anything unusual does more to prevent mistakes on the day the cables are pulled.

Where the client wants it, we also provide a short written walk-through of how the room is meant to run: how the crew arrives, what is powered up first and where the spare connectors are kept. Newer staff find that page more useful than most of the technical drawings.

  • Scaled floor plan with dimensions
  • Acoustic note with treatment priorities
  • Numbered cable schedule
  • Rack layout and patching list

Checking the plan against the room once work begins

A plan is a best judgement made before the walls are open, so we expect to adjust it. When installation starts, we return to the room, compare the drawings against what is actually behind the plasterboard, and note anything that differs. A beam that was not on the original survey or a duct in an unexpected place can change a cable route without changing the design.

These visits are short and practical. We walk the room with whoever is doing the fit-out, confirm cable runs before they are closed up and listen again once the treatment is in place. If the room sounds different from what we predicted, we say so and adjust the plan rather than defending it.

The last visit is a quiet test with the crew present: someone speaks at each position, we check the cameras' sight lines and we trace a handful of cables from the schedule. When everything matches the paper, the plan has done its job.

Good studio design is mostly patient groundwork: measuring the room, listening to how it sounds, drawing a layout that suits the people who work in it and recording every cable so nothing is a mystery later. None of it is glamorous, but it is what lets a small studio run calmly on the day. If you are planning a new room or reworking an old one, a conversation about the space is the sensible place to begin.

Written by

Daniel Whitfield

Senior Sound Engineer

Daniel mixes front-of-house for live bands and sets up broadcast audio chains for studio clients.

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