[Milsurplus] PA Tank Circuit Padding Capacitors

Bill Riches bill.riches at verizon.net
Mon Aug 1 13:22:11 EDT 2016


Hi Dave,

Can you fit doorknob inside the tank?

73,

Bill, WA2DVU
Cape May

-----Original Message-----
From: Milsurplus [mailto:milsurplus-bounces at mailman.qth.net] On Behalf Of
David Stinson
Sent: Monday, August 1, 2016 8:16 AM
To: milsurplus at mailman.qth.net; boatanchors at mailman.qth.net
Subject: [Milsurplus] PA Tank Circuit Padding Capacitors

Given: 
Series-feed Triode PA tank with link-coupled output.
350 VDC B+, about 9 W out on 75 Meters.
Padding across the tank coil with a 50 pFd doorknob was successful in
lowering its resonant point, but space is severely restricted and doorknobs
can be expensive.  
*Rewinding the coil is not an option.*

What other types and specifications of  available capacitors would you
recommend for this service?

TNX OM ES 73 DE Dave AB5S

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