[chirp_users] OT License

[David Wilson]

FYI

https://hamstudy.org/

David

On Tue, Apr 10, 2018, 11:17 AM Joe Hobart <nova at npgcable.com> wrote:

> Dennis,
>
> I administer license exams.  We always encourage those who do well on their
> technician exam to take the general exam.  Recently two candidates, who
> did not
> plan to take more than technician, also passed the general.  Both left in
> a mild
> state of shock.  Not everyone passes, but it is good practice.
>
> Two numbers to remember:
>
>    300:  speed of light in millions of meters per second.  Divide 300 by
> MHz and
> get wavelength.  Divide 300 by wavelength in meters and get MHz.  Half of
> the
> wavelength gives you the length of a half wave dipole, etc.  A meter =
> about 40
> inches or about 3-1/4 feet.
>
>    7:  We have bands starting at 7, 14, 21, 28, and 3.5 MHz.  CW and data
> in the
> lower part; voice and image in the upper parts.  Get the colorful frequency
> chart from ARRL:
>
>    http://www.arrl.org/graphical-frequency-allocations
>
> That will give you another way to look at amateur allocations.  I keep a
> copy of
> that chart near my radios.  I can't remember all those numbers either.
>
> The technician license question pool changes somewhat on 1 July.  If you
> know
> the material, you would still pass, but
>
> Good luck,
> Joe, W7LUX
>
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