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Total 3 documents matching your query.

1. Re: LF: Advice (again) please (score: 1): Author: "Alan Melia" <[email protected]>; Date: Mon, 3 Oct 2005 23:10:14 +0100; Hi Brian, congratulations you have discovered Class-E. It is possible to "mis-tune" the aerial so that the correct reactance is reflected back to the PA to satisfy the conditions for Class-E. Finbar; /rsgb_lf_group-archives/html/rsgb_lf_group/2005-10/msg00228.html (12,655 bytes)
2. Re: LF: Advice (again) please (score: 1): Author: brian hodgson <[email protected]>; Date: Mon, 3 Oct 2005 19:14:17 +0100 (BST); Hi Chris - I've been dabbling with some PA circuits recently - the usual hard switching, push-pull fets and transformer output follwed by a pi (C-L-C) Lowpass filter. One trick I did discover was tha; /rsgb_lf_group-archives/html/rsgb_lf_group/2005-10/msg00231.html (10,777 bytes)
3. LF: Advice (again) please (score: 1): Author: "OSBORN, Chris" <[email protected]>; Date: Mon, 3 Oct 2005 11:08:03 +0100; I'm still beavering away on my new TX and now have stopped blowing up the PA devices (fingers crossed). I've incorporated some of the suggestions gratefully received:- - Higher voltage FETs - IRF630'; /rsgb_lf_group-archives/html/rsgb_lf_group/2005-10/msg00239.html (10,066 bytes)

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