Return-Path: Received: from mtain-df11.r1000.mx.aol.com (mtain-df11.r1000.mx.aol.com [172.29.64.223]) by air-df03.mail.aol.com (v129.4) with ESMTP id MAILINDF033-5eec4cd561712f6; Sat, 06 Nov 2010 10:08:49 -0400 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-df11.r1000.mx.aol.com (Internet Inbound) with ESMTP id 8A7C9380051C0; Sat, 6 Nov 2010 10:01:31 -0400 (EDT) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1PEjJG-0001UD-CY for rs_out_1@blacksheep.org; Sat, 06 Nov 2010 13:59:58 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1PEjJF-0001U4-SX for rsgb_lf_group@blacksheep.org; Sat, 06 Nov 2010 13:59:57 +0000 Received: from mail-iw0-f171.google.com ([209.85.214.171]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1PEjJD-00019p-An for rsgb_lf_group@blacksheep.org; Sat, 06 Nov 2010 13:59:57 +0000 Received: by iwn38 with SMTP id 38so3504110iwn.16 for ; Sat, 06 Nov 2010 06:59:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlemail.com; s=gamma; h=domainkey-signature:mime-version:received:received:in-reply-to :references:date:message-id:subject:from:to:content-type; bh=7A59tIyAFHfaMXXsukajIol4mI7qHO0u81uTrihCdiw=; b=viPXPd4GFwj17eZ55aHeY9F4S2zh/d7+KzMjMMBynrxN+E+MMhJTrRoIWIcvvQz0yk W36gOpkczfyOU2Rpt53loiVv5tlLc1k9Lx6dfslvq8E0L1h81Fr1CosSmtlAErAnvLqz 62XFDYNI3OJ6VCI1/KtBQGZ5+jzOG1riPmVtU= DomainKey-Signature: a=rsa-sha1; c=nofws; d=googlemail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; b=Sx354b+vQ2co91z+6Q+91nBkHFxYy4AzMBODLPAD7fAlB1HJRSs7bkLla7MLIw1QEw HdJvjeAjS7zKxlBVMuL5UjRT/5EivJxxpjOI3H1gHbq4t+57ncwSeI072yc/9eGLW4L2 4llavDHBz7oalu7ZPqBjaRFEcd9qVD16bqdpE= MIME-Version: 1.0 Received: by 10.231.35.200 with SMTP id q8mr2566643ibd.191.1289051991686; Sat, 06 Nov 2010 06:59:51 -0700 (PDT) Received: by 10.231.79.69 with HTTP; Sat, 6 Nov 2010 06:59:51 -0700 (PDT) In-Reply-To: <000c01cb7da9$23b1a1e0$8d01a8c0@JAYDELL> References: <000c01cb7da9$23b1a1e0$8d01a8c0@JAYDELL> Date: Sat, 6 Nov 2010 13:59:51 +0000 Message-ID: From: Andy Talbot To: rsgb_lf_group@blacksheep.org DomainKey-Status: good (testing) X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,HTML_MESSAGE=0.001 Subject: Re: LF: exciter for 137 and 500 kHz Content-Type: multipart/alternative; boundary=002215048a430fbf7b049462cedd X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.5 required=5.0 tests=HTML_20_30,HTML_MESSAGE autolearn=no version=2.63 X-SA-Exim-Scanned: Yes Sender: owner-rsgb_lf_group@blacksheep.org Precedence: bulk Reply-To: rsgb_lf_group@blacksheep.org X-Listname: rsgb_lf_group X-SA-Exim-Rcpt-To: rs_out_1@blacksheep.org X-SA-Exim-Scanned: No; SAEximRunCond expanded to false x-aol-global-disposition: G X-AOL-SCOLL-AUTHENTICATION: mail_rly_antispam_dkim-m285.2 ; domain : googlemail.com DKIM : pass x-aol-sid: 3039ac1d40df4cd55fbb55f0 X-AOL-IP: 195.171.43.25 X-AOL-SPF: domain : blacksheep.org SPF : none X-Mailer: Unknown (No Version) --002215048a430fbf7b049462cedd Content-Type: text/plain; charset=ISO-8859-1 Very Interesting. Where did you find the design data for the allpass network? I've only been able to find the values for up to 3+3 allpass stages. Mind you, at that number of chips a DSPic begins to look attractive. Andy www.g4jnt.com On 6 November 2010 11:52, wrote: > Nothing earth shattering ... another way to skin the cat. The 137 and 500 > kHz units have been in use for a few years ... just now getting around to > the write up. > > http://www.w1vd.com/137-500Phasingexciter.html > > Jay W1VD WD2XNS WE2XGR/2 > > --002215048a430fbf7b049462cedd Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable
Very Interesting.=A0=A0
Where did you find the design data for=A0the allpass network?=A0=A0= I've only been able to find the values for up to 3+3 allpass stages.<= /div>
=A0
Mind you,=A0at that number of=A0chips a DSPic begins to look attracti= ve.
=A0
On 6 November 2010 11:52, <= ;jrusgrove@comcast.net> wrote:
Nothing earth shattering ...= another way to skin the cat. The 137 and 500 kHz units have been in use= for a few years ... just now getting around to the write up.

http://www.w1vd.com/137-500Phasingexciter.html

Jay W1VD= =A0WD2XNS =A0WE2XGR/2


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