Return-Path: Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by klubnl.pl (8.14.4/8.14.4/Debian-8+deb8u2) with ESMTP id x0CL4dKC011091 for ; Sat, 12 Jan 2019 22:04:40 +0100 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1giQPv-0007w0-WE for rs_out_1@blacksheep.org; Sat, 12 Jan 2019 21:02:07 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1giQPv-0007vn-NC for rsgb_lf_group@blacksheep.org; Sat, 12 Jan 2019 21:02:07 +0000 Received: from mail-qk1-x72f.google.com ([2607:f8b0:4864:20::72f]) by relay1.thorcom.net with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.89) (envelope-from ) id 1giQPt-0001zR-AL for rsgb_lf_group@blacksheep.org; Sat, 12 Jan 2019 21:02:06 +0000 Received: by mail-qk1-x72f.google.com with SMTP id z18so8539127qkj.10 for ; Sat, 12 Jan 2019 13:02:05 -0800 (PST) X-DKIM-Result: Domain=gmail.com Result=Good and Known Domain DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to; bh=hWltV06wH0bDMUFCOdHjO1nFplixGkqw7y5NjdwRt1w=; b=XvPMb5pcuh8C2cls6YZgmzgBEenVmpptM8ZPkLbhjnzov/tAvlk+n6IjpJe12i0RAn nFjy2Rb6mf0cJM38cGWjluORku62w8FZdfbxFaAtcofQ/z46FYVULkcpKXHYVoj25eJ6 pj0gxjZW/vZcZA3SI8YV53G/o1QawhduSh+KMPVjTpLIxX/7dzDOf0VjzfBdhh+/v14U WPIXi/nfhrh0nktODK1P+Zm1p7QEaxE8/Cqit1TeHsrFUr3Ez2sOCLHpwFYjDnV9xslL 2YsoNcve/MwtHkesMlNjOBVlf0QlHXBRqI0pCKxbHY3QSetph+anOoSkAp6jINNLXiyw HlfA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to; bh=hWltV06wH0bDMUFCOdHjO1nFplixGkqw7y5NjdwRt1w=; b=QqICYnt03QyXS84AJ/hZVSqMTchZeDGA4TQfEMQUnu2/Uver32TvChFCkYWnTAHV8I Pkc2ZEP5JlllTNghi6OTncFH8OnLZvncMpYecplQBegzp7ajw/PotSx4OyfwFrCSvuFu o2syTUADIoHWW4OJShWtioQhHNHBAzu1yZP0bEU1CIBz7WsGSTIHVeIL6fTZa5NDUgyB iW1cAzWMb6we1xk5R1D7vKO5YidsC0H/agWSIp6GgpyHyT0GVwvlpE72shXr+YJX6i9J ruAeN/a7DiyJV+B6KEa53g6eOBAo6gtJ4Pit6P991CTIfhZlyecnVJr4DfapkRYAYxVi j4rA== X-Gm-Message-State: AJcUuke2VrUpyB9EOrbfsdGrmlbIUIrv6q7soxHIoKtlegz6JL9B1FoN qu1FaGhdiPSvqD6NmpAb95jJSHhfZAaynKc4Hy3jB6M8 X-Google-Smtp-Source: ALg8bN53wQhxuelXEYdpBWMUYTbUAZtNNFQGIHSoMVa2FXIBDw83HTwdUlOWvtQW4vxt3FytyunpBIDsIVnWJkcPBas= X-Received: by 2002:a37:9286:: with SMTP id u128mr17594985qkd.0.1547326923629; Sat, 12 Jan 2019 13:02:03 -0800 (PST) MIME-Version: 1.0 References: In-Reply-To: From: Dimitrios Tsifakis Date: Sun, 13 Jan 2019 08:01:52 +1100 Message-ID: To: rsgb_lf_group@blacksheep.org X-Spam-Score: 0.0 (/) X-Spam-Report: Spam detection software, running on the system "relay1.thorcom.net", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see @@CONTACT_ADDRESS@@ for details. Content preview: Hi Clemens, > The cross section of the rods or equivalent toroid is 2cm x 10cm. > If you take 10cm as height the ring is 2cm thick. > Hence the OD/ID difference is indeed 2cm not 4cm... A difference of 2 cm would be true for the radius but not for the diameter. I would define the inner and outer diameter as seen in this picture: Content analysis details: (0.0 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, no trust [2607:f8b0:4864:20:0:0:0:72f listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (dtsifakis[at]gmail.com) 0.0 T_DKIM_INVALID DKIM-Signature header exists but is not valid X-Scan-Signature: 1f795a2ee1ecd56682b47ad11969b3d3 Subject: Re: LF: RE: Re: a lot of ferrite Content-Type: text/plain; charset="UTF-8" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: X-Spam-Status: No, hits=0.0 required=5.0 tests=none 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 Hi Clemens, > The cross section of the rods or equivalent toroid is 2cm x 10cm. > If you take 10cm as height the ring is 2cm thick. > Hence the OD/ID difference is indeed 2cm not 4cm... A difference of 2 cm would be true for the radius but not for the diameter. I would define the inner and outer diameter as seen in this picture: https://cdn.app.compendium.com/uploads/user/a862d463-3ea6-443a-9187-e1040e91eb0e/439417c2-a4f1-4c21-a566-ab29e76f9846/Image/67a4a68a1f850a9ab6f4627c1d493fd1/hose_sizing_parker_hose_products_division_tube_diameter_300px.jpg So if the thickness of the ring is d = 2 cm, then OD = ID + 2 * d Am I missing something? 73, Dimitris VK2COW