>
>
>
>
>
>> >
>> ** I do not recall seeing such an article in QST. As I recall, the
>> first QST article to show an autopsy photo of a gold sputtered tube was
>> "Parasitics Revisited" in September, 1990. Subsequent to this QST
>> article , Bill Orr wrote a letter to QST stating that said article
>> contained numerous technical errors. However, Mr. Orr did not mention
>> any technical error. QST sent me a photocopy of Mr. Orr's letter.
>>
> //Bill Orr also wrote a letter to QST, and one to me, chastising me for
> writing a construction article about running an 8877 at 4kv+ anode
> voltage, and how dangerous X-rays would be emitted from the tube under
> those conditions. I just did it to see how easy the 8877 would be to
> drive with lots of suds on the plate, and found out it sure gets easy.
> QST never printed the letter. -WB2WIK/6
>>
** X-rays become a problem above c.12kV. A QST staffer told me they
did not print the letter Orr wrote about "Parasitics Revisited" because
Orr failed to point to a technical error in the article.
cheerz, Dennis.
>> ...
>> > I do not have any more details on the subject because we were QSO'ing
>> about
>> >another area of high power amplifier design at the time and this was an
>> >'oh-by-the-way' type of conversation we had.
>> >
>> > Unfortunately, when Lucent technologies 'force reduction retired' me on
>> >November 15th after 37 years of service, they only gave me about 3 hours
>> to
>> >clear out my many years worth of accumulated 'stuff' and I did not have
>> the
>> >time to retrieve my email archives; so those details were lost forever.
>> >
>> > But if Joe or his friend are still around, and someone out there knows
>> them
>> >and can contact them, they may be of some help in resolving this issue.
>> >
>> >Regards,
>> >
>> >Dennis O.
>>
>> - R. L. Measures, a.k.a. Rich..., 805.386.3734, AG6K,
>> www.vcnet.com/measures.
- R. L. Measures, a.k.a. Rich..., 805.386.3734, AG6K,
www.vcnet.com/measures.
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