[Prev][Next][Index][Thread]

Re: Fair caps test



Tesla List wrote:
> 
> >From 74040.3317-at-CompuServe.COMWed Jul  3 22:15:52 1996
> Date: 03 Jul 96 10:48:39 EDT
> From: Charles Brush <74040.3317-at-CompuServe.COM>
> To: tesla-at-poodle.pupman-dot-com
> Subject: Fair caps test
> 
> Hi everyone,
> 
> Those of you interested in the Fair Radio caps might be interested in a test I
> just tried.  I'm in NYC and have only been able to run one of these caps in a
> very small system in my apartment.  When I have time, I'd like to take them out
> to my folk's place on Long Island and try them in my larger neon system, but
> who knows when that will be (not enough free time!).  Anyway, I thought I'd try
> a little "stress test" just to see how these caps held up.  This consisted of
> running with just a transformer and gap across one of them.  Results:
> 
> -6kV 30mA for 5 minutes continuous, studs got slightly warm to the touch, no
> discernable change in case temp.
> 
> -15kV 60mA for 5 minutes continuous, studs got a little warmer, case definitely
>  getting warm, but not hot.
> 
> I used my "enclosed" series static gap, since the air blown one was just too
> loud and I didn't want any complaints.  By the end of the second test the gap
> was really cooking.  Five minutes can be quite a long time!
> 
> I'd be interested in hearing any thoughts on this test.  Any idea how much
> other types of caps might heat up under similar conditions?  If I could find my
> indoor/outdoor thermometer I'd get some numerical data.
> 
> Charles


Charles,  

This is the worst treatment you can give a cap or a transformer!  The 
tests would tend to indicate a very good capacitor for Tesla use, albeit 
a bit pricey!

Richard Hull, TCBOR