On Wed, 3 Jul 2002, Mark Skeels wrote:

>> They are not high impedance when loaded. They are capacitive (very) when
>> not. 3kV pk-pk across an operating one is normal, 50+kV on an unloaded
>> one (at unloaded Q = only 17 - the actual Q unloaded and undamped is
>> more like 1000). NEVER run one of these undamped.
>>
>> Peter
>
>Unloaded/Undamped. Does this correspond to "not attached to the tub?

Yep. Also to 'not attached properly', 'attached with improper bolt
torque', 'used spare washer from washing machine because I lost/broke the
original kind of funny looking one one' etc etc. Some high power units
require that the tub be full before you can turn it on. Of course devious
destru^H^H^H^H^H^Hservice technicians find ways to circumvent the
interlocks.

Peter

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