Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on lipkowski.org X-Spam-Level: X-Spam-Status: No, score=0.0 required=5.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, SPF_PASS,T_HK_NAME_DR autolearn=ham autolearn_force=no version=3.4.0 X-Spam-DCC: EATSERVER: mailn 1166; Body=3 Fuz1=3 Fuz2=3 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by lipkowski.org (8.14.4/8.14.4/Debian-8+deb8u2) with ESMTP id v74DSoJ6011077 for ; Fri, 4 Aug 2017 15:28:55 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1ddcaC-0007QN-Nw for rs_out_1@blacksheep.org; Fri, 04 Aug 2017 14:24:04 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1ddcaC-0007QE-02 for rsgb_lf_group@blacksheep.org; Fri, 04 Aug 2017 14:24:04 +0100 Received: from mailout12.t-online.de ([194.25.134.22]) by relay1.thorcom.net with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.89) (envelope-from ) id 1ddca9-0003Pu-CK for rsgb_lf_group@blacksheep.org; Fri, 04 Aug 2017 14:24:02 +0100 Received: from fwd27.aul.t-online.de (fwd27.aul.t-online.de [172.20.26.132]) by mailout12.t-online.de (Postfix) with SMTP id 28B2F41F088B for ; Fri, 4 Aug 2017 15:23:59 +0200 (CEST) Received: from [192.168.1.4] (GvX4ewZArhV1PWD115ndrgrw1vZ2MeDfvO2n7m6lWLfO+9Cc7LZyD8QWg71fzd8Zeo@[31.212.58.226]) by fwd27.t-online.de with (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384 encrypted) esmtp id 1ddca6-1KffdI0; Fri, 4 Aug 2017 15:23:58 +0200 To: rsgb_lf_group@blacksheep.org References: <791401561.20170803151834@gmail.com> From: "Dr. Wolf Ostwald" Message-ID: <9eb8f313-3b17-9da7-7e3e-3d77b2137080@t-online.de> Date: Fri, 4 Aug 2017 15:24:01 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.2.1 MIME-Version: 1.0 In-Reply-To: X-ID: GvX4ewZArhV1PWD115ndrgrw1vZ2MeDfvO2n7m6lWLfO+9Cc7LZyD8QWg71fzd8Zeo X-TOI-MSGID: 70761556-10cc-41d2-a001-c12c9532d2f4 X-Scan-Signature: 7b4dbd93955117b98f3a6ac4d7602f88 Subject: Re: LF: RE: LPF for a valve based (tube based) LF amp? Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit 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-Scanned-By: MIMEDefang 2.75 Status: O X-Status: X-Keywords: X-UID: 12319 hi ! i think the question was about the LPF , not the tank circuit. LPF yes, if its 50 Ohms to 50 Ohms, same for all types of RF-generator. If components like feed lines and generator and load impedance all the same. Tank circuit very different, but that i read , was not the question. 73 de wolf