Topics
Formats
The site
7 articles
A charcoal filter traps grease and some odor, then the air goes back into the room with its moisture and combustion products. HVI says nonducted recirculation hoods provide no actual ventilation, and ASHRAE 62.2 counts only a vented hood.
A headset has two drivers. Virtual 7.1 is processing, and PCs and consoles now provide similar spatial audio for headphones you already own. Mic and comfort decide more.
A suitcase player’s fixed tonearm cannot be adjusted to a cartridge’s spec. What tracking force is, and how too much of it wears out records and styluses.
An electronic kit is quiet through headphones, but kick pedal and stick impacts still travel through the floor. What isolation gear actually reduces, and what does not.
Noise masks sudden sounds by raising the background. A digital machine replaying a short recording introduces its own pattern — and once you hear the loop, you cannot stop hearing it.
The 85 dB limit is quoted as if it were a safety guarantee. It is a workplace exposure figure that assumes a time limit — and independent testing keeps finding headphones that exceed their own claim.
A soundbar is a compromise made for rooms, not for ears — and in a lot of rooms it is the right compromise. Knowing which kind of room you have settles the argument.
