UMB0X Blog
Because “VESA” is the first filter (and saves on returns)
Before purchasing a mount, confirm VESA compatibility and screw types. Learn how to measure the standard, choose M4/M6/M8, and avoid incompatibilities with TVs and monitors.
Monitor and TV mounts: how to choose the best one without making a mistake.
Learn how to choose the right VESA mount for your TV or monitor: fixed, tiltable, articulated, or gas lift. Checklist of measurements, weight, and safe installation.
80 PLUS: what it measures (and what it doesn't)
80 PLUS measures efficiency, not "robustness." Learn to read specs and technical reviews (ripple, peak response, protections) and avoid PSUs that are "pretty on the outside."
Why “Watts” is not just the sum of TDP
Don't buy by "eyeballing" the wattage. Learn to choose the right power with a margin for GPU peak performance (ATX 3.x) and future upgrades.
What is 12V-2x6 and why has it become the "new normal"?
The 16-pin connector requires correct installation. ATX 3.1/12V-2x6 Quick Guide: compatibility, native cables, adapters, and errors that cause poor contact.
Computer power supply units (PSUs): how to choose the right one
The PSU is the "heart" of the PC. Learn how to size it correctly in watts, choose 80 PLUS, understand ATX 3.1, and avoid common mistakes (cables, connectors, and GPU spikes).
The question that costs a fortune: "Do I really need a UPS with pure sine wave output?"
If your PC has active PFC, a "cheap" UPS can cause battery shutdowns. We explain when to buy a pure sine wave UPS and how to choose the right one without overspending.
Why does a NAS/server need a UPS (even with "stable" power)?
The UPS only "really works" when the NAS is safely shut down. Learn how to choose and configure UPSs with USB/SNMP and avoid data corruption.
Uninterruptible Power Supply (UPS) for routers and ONTs: why it's the best "security" for home offices.
Do you want internet access during power outages? Learn how to size a UPS (uninterruptible power supply) for your router/ONT, avoid shutdowns due to low load, and gain real autonomy.
UPS (Uninterruptible Power Supply): How to choose the right uninterruptible power supply.
Do you want to protect your PC, router, NAS, or cameras? You'll learn how to choose the right UPS: topologies, power (VA/W), real runtime, batteries, and common mistakes.
Improving Wi-Fi in an apartment: the step-by-step guide that works.
Is your Wi-Fi failing in your bedroom? Before switching plans, adjust the channel, bandwidth, position, and strategy (Mesh vs. repeater). Complete guide with practical steps.
PoE Switch: A practical guide to avoid buying the wrong one.
PoE simplifies installations: power and data on the same cable. We explain PoE / PoE+ / 802.3bt, pricing, and mistakes that waste time and money.