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| To: | [email protected] |
|---|---|
| Subject: | Re: LF: Re: how to increase the Q of my loading coil? |
| From: | Stefan Schäfer <[email protected]> |
| Date: | Sat, 16 Feb 2013 22:18:46 +0100 |
| In-reply-to: | <815B99E40E894F25830C0490ED4D418B@AGB> |
| References: | <CAKvcm2dbFX3d+jv04M_quU0Nwy=W-g5Jk5vxcN5SP87gg3PmzA@mail.gmail.com> <B507F4F2886F4488A919515FDD664BC3@gnat> <B4BD637350C7488DA8A8BAF58FC09D7D@AGB> <E2FD3CEF9D874A728D06769DF8C30AEA@Clemens0811> <815B99E40E894F25830C0490ED4D418B@AGB> |
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Am 16.02.2013 13:03, schrieb Graham: [...]Unless its going into a glass display case .. then it will be (loaded rlc) large Q values are not too helpful :) My LF coil Q is roughly 1000 and i feel pretty fine with it. It is neither expensive nor difficult to build an automatic variometer for the coil. With that automatic variometer, the BW of the antenna is virtual infinity, at least for narrow modes. 73, Stefan/DK7FC |
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