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Re: More real experiments



Thanks for posting this Richard,
                                  You gap loss measurement is more 
what I would have expected now I _really_ know what the gap is like.
As I say, I think getting more bang for buck _is_ pushing the 
envelope.

Nice one,
Malcolm

<snip>
> Due to my using a variac and only allowing the AC line voltage to reach 
> 28 volts in to the neon's primary, I measured a peak voltage out from the 
> transformeers secondary of 2640 volts.
> 
> This showed up as the max voltage across the non-firing gap.  Firings at 
> the gap showed a rather immediate fall to ~200 volts.  The  current 
> transformer indicated a peak current in the system at this point of ~80 
> amps.  Thus under the optimal conditions the gap had a lowest possible 
> resisitance of 2.5 ohms. (The gaps were hardly making any noise!) For the 
> instant of max turn on, the gap consumed 16,000 watts of peak energy.  
> The peak tank energy in our little 15VA system would have been on the 
> order of 160,000 watts. based on a 2KV firing point and 80 amp tank 
> current.  10% losses figured this way.  
> 
> The scope was set up to yeild a mathed third trace as A X B  yielding 
> volt amps.  This was intergrated by hand with time to yield a total sine 
> consuption of energy on the order of 1.6VA.  With the power factor 
> corrected primary hooked to a watt meter we read 15.1 VA while the system 
> was on (auto integrating).  This shows that we lost about 10% of the 
> input energy in the gap on average.  Another cross confirmation.
<more snip>