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Viewing profile — robmiller

robmiller

HN member
Joined
Sun, Oct 02, 2011, 5:27 AM UTC
HN karma
730
Public activity
140 items

About robmiller

Acoustics Consultant and web developer in Chicago. https://www.10log.com

[ my public key: https://keybase.io/robmiller; my proof: https://keybase.io/robmiller/sigs/R7kuy3-1e3lJKVfr4-8MvbetBCjl7F9GAyQbdpHH8bE ]

Recent public activity

  1. comment
    Comment #35992276

    The nuclear power plant had built the homes to house workers in the early 1980s and to an early form of Energy Star compliance, with an emphasis on being air-tight. Radon was trapp…

  2. comment
    Comment #35085018

    As of March 15, 2020, bank cash reserve requirement was reduced to zero for all depository institutions.[0] 0 - https://www.federalreserve.gov/monetarypolicy/reservereq.htm

  3. comment
    Comment #33073285

    Just to add a little humanity here among all the numbers, I would have loved to have known my mother. I'm sure adopted children have similar thoughts, but I doubt there's anything …

  4. comment
    Comment #32931116

    There are various factors: 1. Partitions around workspaces create a modest barrier effect, not so much realizable for your nearest neighbors but those more distant. No one installs…

  5. comment
    Comment #32927155

    Hey thanks. Yes, esoteric enough to keep it interesting day to day. I mostly work with architects and design engineers to coordinate quiet building systems and good interior acoust…

  6. comment
    Comment #32926445

    Yes, I agree. Inlet side is quieter than discharge for most fan types (propeller, centrifugal, etc), but noise due to air movement are on both sides.

  7. comment
    Comment #32925770

    Acoustics consultant here. Its too bad there's no mention of using a windscreen on the sound level meter, especially at 2 inch distance. It would make sense if the mesh performed b…

  8. comment
    Comment #31244082

    To borrow an observation from Matt Stoller[0], SCOTUS is only powerful because congress refuses to legislate. [0] https://twitter.com/matthewstoller/status/150627311232057754...

  9. comment
    Comment #29956424

    We use honeycomb panels in acoustics construction as means for high stiffness (low deflection) with the tradeoff of low mass. Often we laminated a thin layer of plywood to each sid…

  10. comment
    Comment #29749765

    I worked on the design of their US HQ in Redmond. Despite anything the architect could dream up, they like the metaphor of the cube...

  11. comment
    Comment #29113776

    When I was a kid in the '80s, we had a Magnavox TV with built-in Pong. The game mode button was at the top of the side panel with the VHF and UHF knobs. Blue and Red controllers pl…

  12. comment
    Comment #29022242

    My response is US-centric, but most hospital projects do have an acoustics consultant involved. Improvements have been made, but not nearly enough. Challenges include the need for …

  13. comment
    Comment #29021594

    Yes, this is in reference to noise passing through a door that is localizable. Typically we would play pink noise (broadband, equal energy per octave band) on one side and listen f…

  14. comment
    Comment #29019987

    I am an acoustics consultant who designs buildings with architects, then sees them through construction. Doors intended to isolate noisy rooms regularly underperform, whether due t…

  15. comment
  16. comment
    Comment #28924491

    One problem is that a stolen iPhone is a >$1000 crime, in fact it passes the $950 threshold to be a felony in California[1]. Police don't have the resources to deal with every stol…

  17. comment
    Comment #28576683

    My soon-to-be 8 year old son was devastated and ran into his room crying when he asked Alexa what the notification was and she described his hoverboard present just delivered to th…

  18. comment
    Comment #28528316

    This was my first thought of application too.

  19. comment
    Comment #28486960

    This primate descendant is thankful I had a strong family structure of grandparents. Even in their grief they took care of me in my early years and I think I probably turned out ok…

  20. comment
    Comment #27852759

    Close. It plays the Maple Leaf Rag, https://www.youtube.com/watch?v=j-XTA_ORK38

  21. comment
    Comment #27691584

    Slightly off topic, but I attended a higher-ed conference a couple years ago and the administrators are all scared about 2025. The birthrate took a hit in 2008 and has never recove…

  22. comment
    Comment #27690131

    I think the story went: 1. Hedge funds donate to endowments 2. Endowments invest back into hedge funds 3. Hedge funds list endowments as investors in their marketing 4. Clients inv…

  23. comment
    Comment #27252068

    This is my dad. He's also a retired health physicist in nuclear power and now is distributing old civil defense Geiger counters to schools. Some other potential sources of radiatio…

  24. comment
    Comment #26587782

    Remember Carnival's Costa Concordia that capsized in 2012? The captain's lover, a Moldovan dancer, was on the bridge at the time. https://en.wikipedia.org/wiki/Costa_Concordia_disa…

  25. comment
    Comment #26587443

    Forgive me if this comment only belongs on Reddit but it's worth noting Vice[0] thinks this captain was being a little caviler for the lulz of his GPS waypoints. [0] NSFW https://w…