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1. [Amps] pi filter QBL 5/3500 (score: 1)
Author: "PE1E" <PE1E@chello.nl>
Date: Mon, 6 Nov 2006 13:16:13 +0100
1. If I build a plate output pi filter ( > Cin 5-300 pf 25Kv var.vacuum > tapped coil .3 " copper pipe > Cout 15-1000 pf 5 Kv var.vacuum ) for my QBL 5/.3500 HF amp ( Va 6 Kv , Ia 1.1 A ) in statu na
/archives//html/Amps/2006-11/msg00084.html (7,227 bytes)

2. Re: [Amps] pi filter QBL 5/3500 (score: 1)
Author: "PE1E" <PE1E@chello.nl>
Date: Tue, 7 Nov 2006 14:22:40 +0100
Thanks to the various respondents ! This did help. I therefore now renounce the roller inductor and will use instead .3" wide spaced copper pipe, tapped on the 80-10 bands plus a 160 mtr switchable e
/archives//html/Amps/2006-11/msg00101.html (8,019 bytes)

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