>>>>// Please name and explain some other causes of potentially fatal
>>>>current surges, Mr. White.
>>>You appear to have forgotten that this very subject was discussed at
>>>some length back in January/February.
>Nah... you're just not changing your memory backup batteries often
>enough. Or maybe it's parasitic diodes in the I/O ports :-)
>>>Here are a few quotes from the literature.
>>>"Although a very high degree of insulation between two electrodes can be
>>>obtained... by modern high-vacuum technique, it is nevertheless possible
>>>for this insulation to break down spontaneously and completely. This
>>>phenomenon is known by various names, such as... the "Rocky Point
>>>effect", after the American wireless station, which is one of several at
>>>which it has been observed. ... Time lags [after application of
>>>voltage] can vary between a few seconds or minutes to tens, hundreds or
>>>even thousands of hours."
>>>Gossling (British GEC), 'The Flash-Arc in High Power Valves', 1932.
>>// What of G.W. Fyler (Sept.,1935) article in the IRE Journal -
>>"Parasites in Transmitters"?
// not quite, Ian. There's the person who professes that AC
circuit-analysis is not valid for L-R parasitic suppressors.
>know that parasitic oscillations can be a cause of current surges
>My very simple point is that they are just *one* of several possible
// But the "several" are not the cause of bent/broken filaments and
- R. L. Measures, 805.386.3734, AG6K, www.vcnet.com/measures.
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