Amps
[Top] [All Lists]

[AMPS] parasitic suppressors

To: <amps@contesting.com>
Subject: [AMPS] parasitic suppressors
From: k1ta@earthlink.net (Bob Marston)
Date: Thu, 02 Jan 1997 23:06:37 -0800
At 03:02 AM 12/11/97 -0800, you wrote:
>>Damped Ringing....is this a new phrase for you....haven't heard that one
>>before except maybe in a pre 1940 QST.  
>
>When DC current is pulsed through an L-C circuit, damped ringing occurs 
>at the resonant frequency.  This is how spark transmitters produced RF.  
>.  .  Damped wave ringing is discussed in the October, 1988 *QST* and 
>September/October 1990 *QST* articles on intermittent VHF parasitic 
>oscillations.  


Dampening ring is a subject that is given extensive treatment in Sophmore
year EE circuit analysis courses. It makes up a good part of transient
state analysis.

                                                                        Bob K1TA


--
FAQ on WWW:               http://www.contesting.com/ampfaq.html
Submissions:              amps@contesting.com
Administrative requests:  amps-REQUEST@contesting.com
Problems:                 owner-amps@contesting.com
Search:                   http://www.contesting.com/km9p/search.htm

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