[BC] Re: Aluminum connon (was KSDK)
Al Wolfe
awolfe
Thu Feb 2 00:01:51 CST 2006
> Date: Wed, 01 Feb 2006 10:22:31 -0600
> From: Larry Albert <larry.albert at murraystate.edu>
> Subject: Re: [BC] Re: KSDK
>
> At 08:39 PM 1/31/06 -0600, you wrote:
>
>> When I was in college we had an electrical cannon in the EE dept. that
>> fired eight inch aluminum rings about fifty feet. Basically, it just
>> discharged a capacitor bank through a coil, the aluminum ring being in
>> close proximity to the coil. I guess the eddy current in the ring built
>> up enough of a magnetic field to repulse the field in the coil and send
>> it flying.
>>
>> (Dave Hershberger, remember this from EOH?)
>>
>>Al Wolfe, retired mostly,
>>aka K9SI
>
>
> Were you firing out behind the building along the Boneyard (creek) ???
>
> Albert
Albert,
Actually, it was just outside the SE door to the EE building, now the
Everritt Lab building. It was maybe fifty yards south of the Boneyard. This
was something they brought out for Engineering Open House at the U of I each
year back from say 1958 on. Used to see it when we visited EOH in high
school. Don't know if they still have it.
Al
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