Re: Measuring Streamer characteristics

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

Original poster: "Jim Lux" <jimlux-at-earthlink-dot-net> 

At 12:16 PM 9/29/2004 -0600, Tesla list wrote:
>Original poster: "Bob (R.A.) Jones" <a1accounting-at-bellsouth-dot-net>
>Hi all,
>
>It would be nice to be able to visually monitor how a streamer grows  but 
>what we really need is its electrical characteristics.
>
>Suppose we took a toroid  and drilled a hole in its outer edge then 
>mounted a round ended metal rod  in the hole such that it protruded an 
>adjustable distance from the toroid surface and insulated from it.
>
>Next we add a fiber optic current probe between the rod and toroid to 
>monitor the current and add an antenna to monitor the toroid voltage. 
>Perhaps if the antenna is mounted on the opposite side to the break out 
>point it would only be weakly effected by the streamer
>
>Using this set up it should be possible to monitor the current flow in to 
>the streamer directly and adjust the break voltage.
>
>Perhaps a target can also be set up and its current flow to ground 
>monitored to check that a strike has occurred.
>
>Bob
Such an experiment has been conducted by Greg Leyh during testing of 
Electrum (which had a top load large enough to put a person inside)..

This WOULD give very useful data.  One would also need a fast digitizer, 
because each streamer is different, so you need to capture single shot data.