Notes from the trade
What we learn from the parts that come back
Short notes on sizing, compatibility and the failure modes that show up in real installations. No product pitches — the catalogue is over there.
How to size an LED power supply without cooking it
The nameplate wattage on a module datasheet is a peak figure. Sizing a supply from it is the fastest way to lose a cabinet in year two. Here is the arithmetic we use on real quotes.
2026-10-28
Novastar or Colorlight: picking a control platform that survives the site
The two brands cover most of the world's LED walls. The choice is rarely about image quality — it is about software tolerance, spare parts and who is standing on site when it fails.
2026-11-02
Why a 0.3 mm cabinet step is visible at five metres
Flatness figures look like marketing until you stand in front of a wall with a light grey image. The eye picks up the shadow line long before it picks up the resolution.
2026-11-06
Have a failure you cannot explain?
Send a photo of the module back and the card model. Nine times out of ten we can tell you what killed it from the burn pattern.