LED Screen Calculator

v108 2026-11-13

Fix: each screen's part now shows its own place name and its own reference photos (it showed the open screen's name everywhere).
Client PDF with several screens: the resolutions table now goes under the screens table on the first page (a new page only if it does not fit).

v107 2026-11-13

Client PDF (Sale): small reference image(s) of the place under the screen view, with "Reference image for "place name"" under them.

v106 2026-11-13

ULW III 1.2 Pro: curve per cabinet joint, 0° to +5° maximum, concave only (datasheet). Shows the total angle, radius, chord width and depth of the curved screen, warns above 5°, and appears in the specs and the client PDF.

v105 2026-11-13

Screens and places: hold a place tab (or a screen tab in Screen size) and move it to change the order. The table and the PDFs follow the new order.

v104 2026-11-13

LST6, LST8 and LST10: 7,500 cd/m² added to the brightness choices.

v103 2026-11-13

LST: choose the brightness (LST4.44: 5,500 / 6,000 / 6,500 cd/m²; LST6, LST8, LST10: 6,000 to 10,000 cd/m²). It shows in the specs and the PDFs.
LST power always uses the minimum of the datasheet range: LST4.44 650 / 213 W/m², LST6 640 / 213 W/m², LST8 and LST10 600 / 200 W/m² (max / typical).

v102 2026-11-12

Sale: new cabinet Unilumin ULW III 1.2 Pro (indoor, P1.25, 16:9 cabinet 600 × 337.5 × 47.8 mm, 480 × 270 px, 800 cd/m², 125 W max / 41 W typical per cabinet, 5 kg, 7680 Hz). 8 × 8 cabinets give a 4.8 × 2.7 m 4K screen. Also in the LED totem.
Export PDFs: much more contrast in the receiving card, power supply and power cabling drawings: darker module and cabinet outlines, thicker block borders and chains, stronger colours, so they stay visible when printed.

v101 2026-11-11

Cabinets: the power cabling view now looks like the receiving cards view. Each cabinet is coloured by phase (L1, L2, L3), numbered by circuit (1.1, 1.2…), with the IN point and a dashed IN/OUT chain per 16 A circuit, a legend per circuit, and the 2 cases (single-phase and three-phase) side by side with current, breaker and main cable.

v100 2026-11-11

Sale: removed the screen orientation and plan view.
Sale: a place can now have several screens. "+ Add another place" in Screens and places, "+ Add another screen" at the top of Screen size: each screen has its own name, product and size.
Cabinets (power supply and adapted receiving card inside): no more card load or PSU layout. New "Power cabling" view with the IN/OUT power chains on 16 A circuits, in 2 cases: single-phase entry (cable section and breaker, not recommended for big screens) and three-phase entry with the recommended cable and the L1/L2/L3 split. Data cabling shows the RJ45 chain per port. Also in the Export and Technical PDFs.

v99 2026-11-11

Sale: the LST cabinet is now the full LST series: LST4.44, LST6, LST8 and LST10, each in 960 × 960, 960 × 640, 1440 × 960 and 1440 × 640 mm (Unilumin LST series datasheet).
Sale: new look for the screen view: light wall and floor, soft glow of the screen, a better person for scale with a shadow.
Sale: the modules wide / high fields are now right under Meters / Modules, with the size result under them.
Sale: "Places" is now "Screens and places", with "+ Add another screen": each screen has its own size and product.

v98 2026-11-06

Sale: new cabinet Unilumin LST6 (outdoor, P6.67, 6,000 cd/m², 640 W/m² max, IP66 front and rear) in 4 sizes: 960 × 960, 960 × 640, 1440 × 960 and 1440 × 640 mm. Also in the LED totem.
Sale: screens next to each other. "+ Add a screen next to this one" starts a new screen at one end of the screen before. Each screen has where it faces (north, east… or any angle) and which end it starts from. A plan view (top view) shows the screens, where they face and the angle between them, on the page and in the PDFs.

v97 2026-11-06

LED totem: Neutrik powerCON (16 A) power inlet that feeds everything inside, from the LED to the player. Above 16 A it switches to an industrial CEE 32 A inlet (three-phase when needed), with a warning.
RJ45 socket so the player goes online by cable, and a USB socket for the screen configuration cable. Both on the back panel, in the drawings, the bill of materials and the PDFs.

v96 2026-11-06

Conception: new "LED totem". Made of LED modules or cabinets (all the Sale products), single face or double face, size in metres or columns × rows. 4 swivel casters with brakes, a steel base, and a NovaStar Taurus inside (TB30, TB50 or TB60, picked for the pixels and ports, or chosen by hand).
It shows the 3D views front and back, the front, side and back drawings with dimensions, power, PSUs, receiving cards, weight and casters, the bill of materials, and checks (socket, stability, casters, player size). Client PDF and Export PDF, with the resolutions page.

v95 2026-11-06

Stage: new check "Dimensions unknown": the size shows as "to confirm" in the summary, the packing list (?) and the PDFs; the drawings use the entered size as a placeholder.
Stage colour (skirt / jupe de scène): black, white, grey, red, blue, wood or any other colour with its name. The drawings use it and the packing list adds the skirt (front and sides, in m).
Carpet: "Other colour" with a colour picker and a name.

v94 2026-11-03

Event Client PDF: live translation shows the number of translators, the number of people who get the translation and the languages (also for each location).

v93 2026-11-03

Sale: new module LC1.86P (indoor, fixed, 320 × 160 × 16 mm, P1.86, 172 × 86 px, 450–500 cd/m², 300 W/m² max, 90 W/m² typical, 0.43 kg), from the Unilumin datasheet. Standard version: 3840 Hz refresh.

v92 2026-11-02

New "✍ Signature" button: when on, the Client PDF ends with a "Validation du client" page (project, reference, client, approval sentence, boxes for name, position, date, place, signature and stamp). The full export is unchanged.

v91 2026-11-02

Event uses the iKi com logo, on the page and in the PDFs. Click the logo to switch to Unilumin Tunisia and back; the PDFs follow. Sale and Conception keep Unilumin Tunisia.
Wide screens (16:9 desktop): the page uses the full width, with a panel fixed on the right showing the key figures (moved there from the top of the page), the points to check, shortcuts to every part of the page, and the PDF buttons.

v90 2026-11-02

Fix: the Digital desk and Digital fridge drawings of the power supplies work again (broken since v87).
Client PDF: new page "Resolutions for your visuals" with every product the client gets: quantity, size, the resolution to use and the format. Products played by a Taurus player under 500 px are given doubled, same ratio. Prints are given at real size in cm.

v89 2026-11-02

Clients list: a button under Client name opens all the clients, with search. Edit the name, phone or email (the client's projects follow), add a client, or delete one. Changes are shared on the cloud.

v88 2026-11-02

Event, other displays: new product "Square desk (old design)" with one LED front face 1 × 1 m, with its stock in Rental stock.

v87 2026-10-28

Sale: new products LC1.5 COB (module 320 × 160, P1.53) and Uslim III 1.5 (indoor cabinet P1.56, 500 × 1000 or 500 × 500 mm, power supply and receiving card inside each cabinet), from the Unilumin datasheets.
PDF export in French by default.
New button "Projects on the cloud": reads the cloud and lists the projects, each marked "cloud" or "this device only".

v86 2026-10-28

Dimensions drawing: the black cloth, white poly or printed bâche under a lifted screen is drawn, with its size and m².
In the Export PDF the front view now has a full page of its own, so it is bigger; the side view and the numbers follow on the next page.

v85 2026-10-28

Each screen chooses how it stands with the stage: from the stage top at its back edge, or from the ground behind the stage (with its own height).
Lighting: new choice "Lighting solution (no details)". Sound: "Sound solution" with only the number of speakers and microphones.
Microphones and cameras can be given as a total only, type to confirm.
Podiums always stand on the stage when there is one.
Print: new general type "Mur de presse" (press wall).

v84 2026-10-28

Event: new drawing after the event layout, "Screens and stage · dimensions". Front view and side view to scale, with each screen's width and height (in metres and cabinets), its bottom and top height from the ground, and the stage width, depth and height. It is added as a full landscape page after the layout in the Export PDF, for the technicians.

v83 2026-10-27

Client PDFs now have their own main colour (teal), so they are never confused with the full export (blue).
PDF file names start with the project name, then the reference without "UTA-".

v82 2026-10-26

Projects in the cloud: every project, with its locations, places, client details, "prepared by" and subcontractors, is shared online on GitHub, so anyone who opens the calculator sees them. Saving from a device needs a GitHub key, pasted once (Cloud button).
Sale: several places, each with its own screen, module, size, arch and power settings. The page shows all places and their total; the export starts with that summary, then one part per place.
The LED module and cabinet lists stay closed and show the chosen one; click to open them.
The top bar no longer moves when switching between Sale, Event and Conception.

v81 2026-10-23

Lighting: choose "Total number only" when the rig is big and the types are not needed, or "Detailed by type".
Light types in general terms, no model references: beam lights, moving heads BSW, wash and profile, LED PARs, LED PARs with zoom, LED bars.
The layout draws at most 24 lights so a big rig stays readable; the full number is in the summary.

v80 2026-10-23

Subcontractors: company, subcontractor name and phone, and a check "handles all of the lighting / sound / LED screens". If not ticked, write what they handle only (for example the beams only).
Screens on a stage are drawn at the back of the stage, not in the middle.
Lighting can stand on the ground, half on each side, beams going up and away from the screen.
New light type: moving head wash.

v79 2026-10-23

LED arch: black cloth is calculated (back, sides and passage, +10%). With double face you can cover only the inside of the passage. The 360° views show trusses or cloth on each side.
Event layout: the m² of the printed visual under the screen is shown on the drawing and in the summary.

v78 2026-10-23

Microphone types (wired, wireless handheld, lavalier, headset, podium) listed with their number in the event layout, the locations summary, the sound engineer line and the export.

v77 2026-10-23

Cameras in their own section; number and type of cameras shown in the event layout and the export.

v76 2026-10-23

LED totems: any cabinet size (width, height and pitch you enter).

v75 2026-10-23

Client name suggests clients already worked with and fills their phone and email.
Light / dark interface switch.
Event layout: m² of floor screens shown in the summary.

v74 2026-10-23

Log section with every version; each downloaded file is named with its version.

v73 2026-10-23

Event: subcontractors (sous-traitance) for LED screens, sound and lighting, saved list with phones, shown on the first page of the export.

v72 2026-10-22

Digital desk: Client PDF with shape, size ±10 cm, resolution, LED area, modules, diagonal and power.

v71 2026-10-21

Each project keeps its own locations and photos; New project starts clean.

v70 2026-10-21

Several locations: all locations together page; no régie diagram with Taurus playback or totems only; layout, arch, then reference photos.

v69 2026-10-21

Print: papier peint type, ? for size and quantity.

v67–68 2026-10-21

LED totems without a main screen, any count, on the ground; generic 500 × 500 cabinet.

v64–66 2026-10-21

Event locations (espaces) with own settings and photos; shared stock; total packing list; LED screens and régie checkboxes.

v62–63 2026-10-21

Printed walls (bâche, polyane); no-LED events; all-in-one 82", presentoirs, kiosk, digital desks; printed visual under totems.

v61 2026-10-21

Patente and placement photos kept per project; unique reference numbers.

v59–60 2026-10-21

Unknown quantities (?) in sound and lighting with ? buttons.

v56–58 2026-10-21

Intervention sheet PTP-FR-01 (one page); system references with versions; one-page packing list.

v53–55 2026-10-21

Export: landscape wiring and translation pages, bigger What to bring; supplier box; one three-phase breaker for all screens.

v48–52 2026-10-21

Event: Taurus simple playback, live translation, LED totems, arch 360° views, lighting placement, staff, old projects with references.

v43–47 2026-10-19

Sale: Usurface III 10 (10,000 nits); two buttons Client / Export PDF with all graphs; wide screens split in strips.

v1–42 2026-10

Sale, Event, Digital desk and Digital fridge calculators, PDFs, 3D views, arch, mounting options.

All screens

3D view

LED arch

Power cabling (power supply inside each cabinet)

Power supply layout

Receiving cards and ports

Screen

Power and protection

Power cable

Control system

Module data

Bill of materials

Digital fridge

Left side, front and right side

Power supplies per face

Unit

Power

LED faces

Weight

Bill of materials

Notes

LED totem

Front, side and back

Power supplies and receiving cards

Totem

Power

Weight

Bill of materials

Notes

Desk shape

Plan, operator side, front and side

Power supplies per face

Connections and player

Desk

Power and protection

LED faces

Weight estimate

Bill of materials

All locations

Event layout

Screens and stage · dimensions

LED arch

Control room wiring

Live translation

What to bring

Event

Main screen power

Screens and stock

Packing list