[AMPS] Pi-Net math

[Peter_Chadwick@mitel.com (Peter Chadwick)]

Rich says:

>?  It seems to me that when a tube is turned fully on, it looks like a 
>fairly low R.  For example, an 8877 has about 250v drop when it is 
>drawing 3.1A of peak current.  

Don't you have to use the AC resistance here, i.e. dVa/dIa, rather than
Va/Ia?

73

Peter G3RZP


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