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Re: LF: Ferrite RX antennas

from [Stefan Schäfer] [Permanent Link][Original]
To: [email protected]
Subject: Re: LF: Ferrite RX antennas
From: Stefan Schäfer <[email protected]>
Date: Fri, 30 Sep 2011 23:59:50 +0200
In-reply-to: <20108458101B4C2F82BCA69885FB890E@JimPC>
References: <68BE37BD69E54DEE89CEBA8E30E9B94E@PcMinto> <[email protected]> <[email protected]> <[email protected]> <[email protected]> <0A4ED65EC3B244A3BD0DAD6ACFF43793@JimPC> <[email protected]> <3746D901368F4C139E414F9110153EEE@JimPC> <[email protected]> <1B55B625C3CD4D529EC361D9C5D79D96@JimPC> <[email protected]> <[email protected]> <1FF2FAD9854F4890A338A9F862D93FE9@JimPC> <[email protected]> <[email protected]> <001f01cc5cf9$4b734780$0401a8c0@xphd97xgq27nyf> <[email protected]> <003301cc5d07$d4e2a840$0401a8c0@xphd97xgq2! 7nyf> <[email protected]! delberg.de> <002501cc5d33$a7f37f90$0401a8c0@xphd97xgq27nyf> <[email protected]> <000e01cc7f59$8fcc9cb0$0401a8c0@xphd97xgq27nyf> <20108458101B4C2F82BCA69885FB890E@JimPC>
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Hello Jim,

Maybe liquid helium and a superconductor material? ;-)

73, Stefan

Am 30.09.2011 15:14, schrieb James Moritz:

Dear Mal, LF Group,

G3KEV wrote:
Some commercial produced coils encased in helium tubes had vy high Q that would rival the ferrite variety used today.
Helium tubes? Sounds like a good way of separating unwary amateurs from their money! 

Cheers, JimMoritz
73 de M0BMU
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