Amps
[Top] [All Lists]

[AMPS] Feedback path 3-500Z

To: <amps@contesting.com>
Subject: [AMPS] Feedback path 3-500Z
From: 2@vc.net (measures)
Date: Thu, 28 Sep 2000 20:00:43 -0700
>
>Measures Wrote:
>
>> When driven, a SB-220's grid potential is typically under 6v and the grid
>> current is c. 170mA.  Thus, the grid looks like 30-something ohms.  .  In
>> the Rauchian world,  grid R is infinite.  
>
>Nice try at clouding the issue. No cigar though.
>
>Grid resistance is very high when the amp isn't being driven, and it 
>is very high for parts of the RF cycle when there is no grid current.
>
A VLF oscillation allegedly destroys parts, yet there is supposedly no 
grid current.  
> 


-  Rich..., 805.386.3734, www.vcnet.com/measures.  
end


--
FAQ on WWW:               http://www.contesting.com/FAQ/amps
Submissions:              amps@contesting.com
Administrative requests:  amps-REQUEST@contesting.com
Problems:                 owner-amps@contesting.com


<Prev in Thread] Current Thread [Next in Thread>