[Amps] L-C-L vs C-L-C

[Ron Youvan]

> -----Original Message-----
> From: Amps [mailto:amps-bounces at contesting.com] On Behalf Of
> chris at chrishays.com
> Sent: Thursday, July 09, 2015 6:54 PM
> To: amps at contesting.com
> Subject: [Amps] L-C-L vs C-L-C

> Another reason I suspect is the C-L-C pi network allows both the variable
> capacitor rotors to be at ground potential.  This lets the shaft be at
> ground potential making for a safer control that is not affected by the
> proximity of the human operator's hand. No insulated shaft required either!

   I am having a lot of trouble visualizing a C-L-C (usually called a 
"T" not a Pi)
network where any part of either capacitor is grounded, please explain more.

-- 
   Ron  KA4INM - Youvan's corollary:
                 Every action results in unwanted side effects.