On Jul 21, 2006, at 12:44 AM, Ian White GM3SEK wrote:
> R L Measures wrote:
>>
>> On Jul 20, 2006, at 3:40 PM, Ian White GM3SEK wrote:
>>
>>> Joe Subich, W4TV wrote:
>>>>
>>>> Rich writes:
>>>>
>>>>>> On the other hand, if most damage to the grid occurs very
>>>>>> quickly, then one would probably want fast-acting, electronic
>>>>> protection.
>>>>>
>>>>>
>>>>> ... provided that the transistor used to interrupt grid-current
>>>>> was up to the task.
>>>>
>>>> There you do again ... there is no need to directly interrupt the
>>>> grid current with a transistor.
>>>
>>> I don't know of any electronic protection circuit that actually
>>> works
>>> that way. Despite requests in the past, Rich has never shown an
>>> example
>>> of what he claims.
>>
>> An 8877 cathode can emit 50A. If 50A is flowing into the grid, how
>> does your electronic circuitry stop it?...
>
> We're discussing the same question twice over.
>
> I have responded in the other thread of the discussion, so please
> let's
> close off this one.
chortle
>
>
> --
> 73 from Ian GM3SEK
> http://www.ifwtech.co.uk/g3sek
>
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>
R L MEASURES, AG6K. 805-386-3734
r@somis.org
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