Re: how to caculate wattage of a nst

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Dan Reinders by way of Terry Fritz <teslalist-at-qwest-dot-net>" <danreind-at-shaw.ca>

Okay, say I'm not interested so much in actual power consumed - what I want
to know is what wattage I should be feeding into the Freau formula for
predicted spark lengths.  In this context, is it still volts*amps even with
open circuit voltage and short circuit currents?

Thanks,

Dan
----- Original Message -----
From: Tesla list <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Friday, June 06, 2003 2:28 PM
Subject: Re: how to caculate wattage of a nst


 > Original poster: "Ed Phillips by way of Terry Fritz <teslalist-at-qwest-dot-net>"
<evp-at-pacbell-dot-net>
 >
 > Tesla list wrote:
 >  >
 >  > Original poster: "Jeremy Scott by way of Terry Fritz
 > <teslalist-at-qwest-dot-net>" <supertux1-at-yahoo-dot-com>
 >  >
 >  > Depends which side of the NST.
 >  >
 >  > A 15Kv/60mA will give you 900VA =~ 900W
 >  > on the secondary, but it'll pull quite
 >  > a bit more than that from the wall due
 >  > to core losses.
 >
 > Careful!  The transformer will give (about) 15000 volts OPEN CIRCUIT
 > VOLTAGE and (about) 60 ma SHORT-CIRCUIT CURRENT.  It most definitely
 > will not give 60 ma at 15 kV into a resistive load.  If the load has
 > capacitive reactance it is possible to get a lot more power output ()and
 > destructive open-circuit voltage), as most coilers experience.
 >
 > Ed
 >
 >