safety

  1. T

    A well-designed, safe-to-handle DAC?

    Hi everyone. First-time poster here. Since my latest hyper-fixation is reading audio equipment measurements I decided to make an account here on ASR. For years I’ve been using my trusty Behringer UM2 USB audio interface for my DAC/Amp needs. This thing boasts a whopping (!) 16bits/48kHz...
  2. K

    13 dBHL of hearing loss. Continue using IEMs and headphones?

    These results are superimposed from the PTA audiogram test I had and it looks like I have low-frequency hearing loss in both ears (13dBHL right ear and 12dBHL left ear), and my right ear has lost some high frequencies. This makes me wonder, how long can use IEMs and headphones until it reaches...
  3. xnor

    Safe listening levels and headphone voltage/power requirements

    Heya, there's a couple of threads asking about safe listening levels and people asking about voltage/power requirements in almost any amp/headphone thread. Here's my take on this: Noise Exposure Limits The EPA and WHO recommend that noise should be kept below 70 dBA over 24 hours and below 75...
    • xnor
    • Thread
    • headphone amplification headphones hearing damage power safety spl voltage
    • Replies: 109
    • Forum: General Audio Discussions
  4. Dilettante

    >48v on passive Fet preamp

    Say there is a device that supplies ~54v of phantom power instead of the conventional 48v. If one plugs Cloudlifter, FetHead, etc. into the chain, can these be damaged by the excess voltage?
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