Re: DWA-192 USB Wireless Network 5 GHz Interface Connection Speed Severely Degraded

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Allegedly, on or about 8 November 2017, Fred Smith sent:
> the TL;DR part:
> ( the 10 bits per byte I mentioned was just the difference in the
> measurement units: 1GB is a gigaBYTE, but one Gb is a gigaBIT. And
> the factor of 10 is rough, suitable for off-the-top-o-me-head
> computations. Bytes are generally 8 Bits, so 10 isn't exact, but 10
> also fudges for the various overheads in packaging up each packet for
> transmission.)

You also have the confusions where some things report large numbers in
SI units k=1000, etc, or binary power-of-two multipliers, k=1024, etc.

And, just to make figuring out what you ought to have more difficult,
you have manufacturers who may round-up/down advertised figures to look
nicer.  e.g. Would they sell a device as a 497 MB or 500 MB thing?

Measuring wireless speeds can also strike unexpected (by most people)
snags:  Some wireless equipment doesn't work very well when the
transmitter and receiver are very close to each other.  And moving
equipment by just a couple of centimetres can be enough to change
reception problems caused by reflections/standing-waves.

-- 
[tim@localhost ~]$ uname -rsvp
Linux 4.13.10-200.fc26.x86_64 #1 SMP Fri Oct 27 15:34:40 UTC 2017 x86_64

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