[RFI] Odd broadcast radio reception.

[Charles Gallo]

And these days, you get an EE Degree, and they barely cover BJTs, everything is FETs/MOSFETs. BJTs are basically considered “old, obsolescent tech”

--  
73 de KG2V
Charlie

> On Jul 5, 2021, at 6:40 PM, David Eckhardt <davearea51a at gmail.com> wrote:
> 
> ARRL has always been behind the power curve.  Remember how long it took
> them to recognize the lowly transistor and to start including it in their
> publications, especially QST and the Handbook?  A long time well after
> industry had accepted the new, smaller, cooler, and few aging issues, all
> of which vacuum tubes have!  They couldn't grasp current controlled
> instead of voltage controlled active devices.  I was the one who 'taught'
> ARRL how to represent printed transmission lines and printed reactive lines
> in the 1985 Handbook, 1296 transverter.
> 
> Now they want to give Technician licensees HF privileges with no additional
> questions on the 'exam' (such as it is) applied to HF operations.  I give
> up...... even though my ex wife gave me life membership - long ago.
> 
> Jim, I believe we both know Ken Wyatt.  I recently attended his 70th
> surprise birthday party in Fort Collins, Co.  I'm 74 and counting.
> 
> Dave - WØLEV
> 
>> On Mon, Jul 5, 2021 at 3:37 PM Jim Brown <jim at audiosystemsgroup.com> wrote:
>> 
>>> On 7/5/2021 11:27 AM, David Eckhardt wrote:
>>> A strong RF source likely sent the front end and maybe even the IF into
>>> saturation to produce a condition where nothing was received.
>> 
>> This mechanism makes great sense to me. BTW -- THIS is my definition of
>> "fundamental overload," and it was rejected by ARRL when I was asked to
>> write a chapter on RFI for the Handbook more than ten years ago. Theirs
>> dates back to the days of analog TV, when it was common for rigs to
>> produce harmonics that caused TVI.
>> 
>> 73, Jim K9YC
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> 
> 
> -- 
> *Dave - WØLEV*
> *Just Let Darwin Work*
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