Video wall processor or matrix switcher: what a 3x3 wall really needs
Nine 1080p panels make a 5760 by 3240 canvas, 18.7 million pixels that no single 4K output can carry. Which box you buy depends on how many windows you need at once, not on how many screens.
Read the note →How to choose a digital signage display
Pick size by viewing distance, brightness by ambient light, OS by the task. A practical buying guide for retail, restaurants, lobbies and wayfinding.
Read →Interactive whiteboard buying guide: meeting room vs classroom
The same 75-inch panel, two different jobs. What to prioritise in a boardroom versus a classroom or training room.
Read →LCD video wall or LED wall? The cost per square metre is only half the story
On paper the LCD option is cheaper per square metre. On site it sometimes ends up costing more. Two projects, same budget line, different outcome.
Read →Is a 700 nit video wall worth it for a glass-fronted lobby?
Four questions buyers ask about high brightness video walls, answered with lux meter readings, power draw and the three-year fade nobody quotes for.
Read →55-inch or 65-inch for a video wall? Count the seams before you count the pixels
Bigger panels mean fewer seams, but also fewer options for odd wall sizes. A practical way to decide, with two wall dimensions that fail on 65.
Read →Android board or Windows OPS? Pick by the software, not by the spec sheet
The panel is the same. The difference is what you can install on it. A short list of questions that settles the choice in five minutes.
Read →16:9 or 21:9 in a meeting room? The answer depends on your ceiling height
Wide screens look impressive in a showroom and awkward in a room with a low ceiling. A simple height check that settles the aspect ratio.
Read →Sizing an interactive flat panel for a 9 metre room, step by step
Image height, sight lines and a 7 m back row: the arithmetic that decides between 86 and 98 inch, and what has to change in the room.
Read →Infrared vs capacitive touch screens for classrooms: one semester, two damaged panels
Two classrooms ran the same software for twenty weeks on different touch technologies. One was killed by chalk dust, the other by a metre ruler.
Read →4K digital menu boards playing at 1080p: five checks before you order
Menu boards are where good panels meet weak media players. Five checks, all cheap, that catch the mismatch before it reaches twelve stores.
Read →Hanging or floor-standing? Two video walls, same size, different mounting
Both walls are 3×3, both in lobbies. One was hung from a slab, one stood on the floor. The service cost over five years was not close.
Read →Why two video wall quotes differ by 30 percent, line by line
Same 3 x 3 wall, same 55-inch size, same 3.5 mm bezel. Five lines on the quote explain the gap, and four of them are not the panel.
Read →Reading an LED wall quotation: the six lines that should be there
A price and a delivery time is not a quotation. When we compare supplier offers for clients, these are the lines that separate a real quote from a number.
Read →Five costs that never appear in a display quote, and what they actually add
After enough projects you learn where the budget goes. These are the five line items clients most often forget, with the percentage they usually add.
Read →P1.86 vs P2.5 LED walls: two projects, two correct answers
One room needed P1.86 and paid for it. Another used P2.5 at half the density and nobody complained. The difference was the nearest seat.
Read →The five-year cost of a video wall, beyond the purchase price
Two walls, same size, 18 percent apart on price. By year five the cheaper one had cost more. Here is the arithmetic, with the lines people skip.
Read →Hotel ballroom: rent an LED wall for events, or buy one? The break-even is 26 events
Banquet managers ask this every time. The answer depends less on the price than on how many events the room actually books.
Read →How big a screen for a lecture hall? Work backwards from the back row
Universities often size the screen by the wall, then discover the back row cannot read a formula. A calculation that starts with the last seat instead.
Read →COB or SMD? What changes when you look at the module edge
COB is not a marketing word for a better LED. It is a different packaging method with real advantages and real trade-offs. Two modules, side by side.
Read →Transparent LED film or transparent cabinet? They look the same in a photo, not in a window
Both let you see through. One is a film you stick on glass, one is a structured panel. The difference shows up in daylight, in heat, and in who owns the glass.
Read →