| To: | [email protected] |
|---|---|
| Subject: | Re: LF: Re: Copying CW |
| From: | "Graeme Zimmer" <[email protected]> |
| Date: | Wed, 7 Jun 2000 11:19:18 +1000 |
| References: | <001701bfcfa9$ea7322e0$1fd499d4@w8k3f0><[email protected]> <[email protected]> |
| Reply-to: | [email protected] |
| Sender: | <[email protected]> |
Greetings, Don't forget the old trick of fixing a loudspeaker to the end of a pipeand using the organ pipe resonance frequency. Re Resonant Loudspeakers.. You might like to look at http://www.io.com/~maddog/hamradio/res_spkr.htm cheers ................... Zim |
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