Return-Path: X-Spam-DCC: paranoid 1480; Body=2 Fuz1=2 Fuz2=2 X-Spam-Checker-Version: SpamAssassin 3.1.3 (2006-06-01) on lipkowski.org X-Spam-Level: X-Spam-Status: No, score=-0.1 required=5.0 tests=BAYES_00,DNS_FROM_AHBL_RHSBL, HTML_10_20,HTML_MESSAGE,NO_REAL_NAME,SPF_PASS,UNPARSEABLE_RELAY autolearn=no version=3.1.3 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by paranoid.lipkowski.org (8.13.7/8.13.7) with ESMTP id u7B7lhXB009229 for ; Thu, 11 Aug 2016 09:47:43 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1bXkaZ-0001GR-S9 for rs_out_1@blacksheep.org; Thu, 11 Aug 2016 08:39:39 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1bXkaZ-0001GI-3C for rsgb_lf_group@blacksheep.org; Thu, 11 Aug 2016 08:39:39 +0100 Received: from omr-a016e.mx.aol.com ([204.29.186.65]) by relay1.thorcom.net with esmtps (TLSv1:DHE-RSA-AES256-SHA:256) (Exim 4.87) (envelope-from ) id 1bXkaX-0005wM-Cd for rsgb_lf_group@blacksheep.org; Thu, 11 Aug 2016 08:39:37 +0100 Received: from mtaomg-aaj02.mx.aol.com (mtaomg-aaj02.mx.aol.com [172.27.3.208]) by omr-a016e.mx.aol.com (Outbound Mail Relay) with ESMTP id F12403800081 for ; Thu, 11 Aug 2016 03:39:31 -0400 (EDT) Received: from core-mab09f.mail.aol.com (core-mab09.mail.aol.com [172.27.62.9]) by mtaomg-aaj02.mx.aol.com (OMAG/Core Interface) with ESMTP id AB6B338000081 for ; Thu, 11 Aug 2016 03:39:31 -0400 (EDT) Received: from 109.176.225.227 by webprd-a61.mail.aol.com (10.72.57.72) with HTTP (WebMailUI); Thu, 11 Aug 2016 03:39:31 -0400 Date: Thu, 11 Aug 2016 03:39:31 -0400 From: gw8glo@aol.co.uk To: rsgb_lf_group@blacksheep.org Message-Id: <156788ab589-7f48-13cfa@webprd-a61.mail.aol.com> MIME-Version: 1.0 X-MB-Message-Source: WebUI X-MB-Message-Type: User X-Mailer: JAS STD X-Originating-IP: [109.176.225.227] x-aol-global-disposition: G DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mx.aol.co.uk; s=20150623; t=1470901171; bh=IsSgflGZWhhCBrHfgMfsER0gShcfh3iaCaHwFnn/OZk=; h=From:To:Subject:Message-Id:Date:MIME-Version:Content-Type; b=ggODmLDW+ke2+gMV1EIvOHKoE1FlgAWSLxLyDCcAuieY32aEK8B4dJ3O7NjqoViAO AxAJWrHTROu8mug6yeape7GU8h37YHBP40e3M+hgHJs9lD3AQXei/c8jCDfdGlliaP Wo9v0yvcnqHoZSEaKM74Rg/XyTDeIcxUChfVsbUw= x-aol-sid: 3039ac1b03d057ac2bb3441a X-Scan-Signature: 4d4a9e8f68fb15c54898568240f542c5 Subject: LF: teflon capacitors Content-Type: multipart/alternative; boundary="----=_Part_102628_617633696.1470901171591" 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 2.56 on 10.1.3.11 Status: O X-Status: X-Keywords: X-UID: 8543 ------=_Part_102628_617633696.1470901171591 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Has anybody tried using the Russian teflon doorknob capacitors for tuned circuits on 137 khz? I have seen some rated at 2000pf at 16kv which will give me the 8000pf I require to tune the loop. So far most caps get hot or self destruct when getting to 1kw, only 2/3 power. Current at 800 w is about 20 amps. Thanks Dave ------=_Part_102628_617633696.1470901171591 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: 7bit Has anybody tried using the Russian teflon doorknob capacitors for tuned circuits on 137 khz? I have seen some rated at 2000pf at 16kv which will give me the 8000pf I require to tune the loop. So far most caps get hot or self destruct when getting to 1kw, only 2/3 power. Current at 800 w is about 20 amps. Thanks Dave
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