measurement

  1. whoosh

    VIDEO NanoVNA Calibration

    📻
  2. whoosh

    VIDEO Measuring the speed of light the old fashioned way: Replicating the Fizeau Apparatus

    :curious:
  3. whoosh

    VIDEO The basics on a Speed square

    :cool:
  4. whoosh

    VIDEO Who Came Up With Days, Hours, Minutes and Seconds?

    :zoned::andwhat:
  5. seekermeister

    Humidity

    I kind of hate breaking the jovial mood of this board, but I didn't know where else to ask a question I have. I bought a clock with both a temperature and humidity reading on it thusly: Link Removed It keeps time and temperature reasonably well, but the humidity reading is almost useless. I...
  6. davidhk129

    A silly question.....

    Why does a computer monitor, or a TV screen is measured diagonally ? If we say, "measure the length of this table", or "measure the width of the window", we don't measure diagonally. Right ? So, why monitor or TV screen measured that way?
  7. seekermeister

    Hard Drive Benchmark Patterns

    A question that has been bouncing around my head for years, is that when benchmarking any hard drive, it always produces the same general pattern...a gradually declining slope with regularly spaced dips across the entire slope. I just don't understand why those dips exist, because it doesn't...
  8. whoosh

    VIDEO QI - What are feet measured in?

    :razz:
  9. whoosh

    Nuclear plant workers suffer internal radiation exposure after visiting Fukushima

    The government has discovered thousands of cases of workers at nuclear power plants outside Fukushima Prefecture suffering from internal exposure to radiation after they visited the prefecture, the head of the Nuclear and Industrial Safety Agency said. Most of the workers who had internal...
  10. whoosh

    Workers adjust gauges to flood Fukushima No. 1 reactor with water

    TOKYO — Workers at the crippled Fukushima Daiichi nuclear power plant adjusted measuring gauges Tuesday as part of the process to flood the vessel containing the No. 1 reactor with water and create a system to keep the fuel inside cool. But the working environment remains tough due to...
  11. whoosh

    Dangerous radiation level at Fukushima No.1 reactor detected

    The recent 9.0-magnitude quake and tsunami in Japan triggered a number of explosions at the Fukushima No. 1 nuclear power plant, which caused the worst nuclear crisis since Chernobyl in 1986. The radiation levels in the building exceed expected levels reaching as high as 700 millisieverts per...
  12. News

    Windows 7 memory usage: What's the best way to measure? (ZDNet)

    Windows memory management is rocket science. And don't believe anyone who tells you otherwise. Since Windows 7 was released last October I've read lots of articles about the best way to measure and manage the physical memory on your system. Much of it is well-meaning but just wrong. To help...
  13. W

    Windows 7 Pixel ruler for W7 ?

    Has anyone found a pixel ruler that works with Windows 7? I've tried several but haven't found one that works properly.
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