ambient light - 4KProjectorGuide

Screens 101

ALR Vs CLR Screens: Ambient Light Solutions for Standard Vs UST Projectors

projector screen ambient light

Learn the key differences between ALR and CLR screens for ambient light, helping you choose the best option for your projector and environment.

4KProjectorGuide Team
November 8, 2025

Screens 101

Ambient Light Rejecting (ALR) Screens: Do You Need One?

assessing need for alr screens

I want to help you decide if an Ambient Light Rejecting screen is essential for your bright viewing environment.

4KProjectorGuide Team
November 6, 2025

Postgres rewritten in Rust, now passing 100% of the Postgres regression tests

Troubleshooting

Postgres rewritten in Rust, now passing 100% of the Postgres regression tests

The Postgres database engine, rewritten in Rust, now passes 100% of its regression…

4KProjectorGuide Team
July 10, 2026

Meta Reuses Old RAM In New Servers With Custom Bridge Chip

Screens 101

Meta Reuses Old RAM In New Servers With Custom Bridge Chip

Meta integrates recycled RAM into new data center servers using a custom bridge chip,…

4KProjectorGuide Team
July 10, 2026

Postgres Rewritten In Rust, Now Passing 100% Of The Postgres Regression Tests

Troubleshooting

Postgres Rewritten In Rust, Now Passing 100% Of The Postgres Regression Tests

The Postgres database system, rewritten entirely in Rust, now passes 100% of its…

4KProjectorGuide Team
July 10, 2026

Show HN: Analog Watch

Screens 101

Show HN: Analog Watch

A new project on Show HN introduces 'Analog Watch,' a customizable digital tool for…

4KProjectorGuide Team
July 10, 2026