Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on lipkowski.org X-Spam-Level: X-Spam-Status: No, score=-2.3 required=5.0 tests=FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_MED,SPF_PASS, T_DKIM_INVALID autolearn=ham autolearn_force=no version=3.4.0 X-Spam-DCC: : mailn 1480; Body=2 Fuz1=2 Fuz2=2 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by lipkowski.org (8.14.4/8.14.4/Debian-8+deb8u1) with ESMTP id v3FEDZ3Z023731 for ; Sat, 15 Apr 2017 16:13:37 +0200 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1czOPG-0006xi-3Z for rs_out_1@blacksheep.org; Sat, 15 Apr 2017 15:10:30 +0100 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1czOPF-0006xZ-Jh for rsgb_lf_group@blacksheep.org; Sat, 15 Apr 2017 15:10:29 +0100 Received: from mail-wm0-x243.google.com ([2a00:1450:400c:c09::243]) by relay1.thorcom.net with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.89) (envelope-from ) id 1czOPC-0005ml-Dx for rsgb_lf_group@blacksheep.org; Sat, 15 Apr 2017 15:10:28 +0100 Received: by mail-wm0-x243.google.com with SMTP id x75so2553575wma.1 for ; Sat, 15 Apr 2017 07:10:26 -0700 (PDT) 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=from:date:message-id:to:subject:in-reply-to:references:mime-version :content-transfer-encoding; bh=+aeaW09au9GARZXdv/azXewjqHuX7qPOPIudgnBgxLc=; b=dgXK/y8FS9k+I9G2X98IPxJIKsRapr6jZ2oim8AjtUZ1UH8bdBDQ7Txsk2CfxoMrxv GAF0kxkE/8GzCi4JpXlcNJeIHVEe/yqTrarugkjYMZxV+WSa8F2qXbKIQHM5ODeALWw7 B68pSjtiYFLqNNxx23wd7F5tHwV1dRqQ3HOIBUruq6I7w3pNJnNyNW2u0vvOM2RnQakD K2nuaAOLulINQMnwNQBPyvtLTC71XOdoWxoMDj/gz1ogvldwFoLVslO9CNff2MjTaFOG zBC4sG/AdQ8RfoJ2f1prhcCluNRgP1XjH/v0P05nXmhTvuHCPDit3RIvOHjv5pcChjGt ZAOA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:date:message-id:to:subject:in-reply-to :references:mime-version:content-transfer-encoding; bh=+aeaW09au9GARZXdv/azXewjqHuX7qPOPIudgnBgxLc=; b=sjBBHpVCCS3ge+jigIDY8u+N2Z9U0qo8lSwe80KUlAKCWrNFnja07QscHL4dMZzvD1 F9Ep7i5VIhUGW0lnQ/n8qUv2E8Xt6i+wjDRWrH+0xX/2GaDDcJospQ27a8mmiJYyC8MW zREWZM6v2n0e20k6nVvsOIAKFJ5t2SKISX3B/CQLIkUyX7eXIk2XoSb6nvJyKVXlKpFY e4PzPi/a3tZpemEgiUJm6VEIy3X2avdnOgdtR/LVvauiQyngFdxFa+uSqOW5/kBSU/kE VvPnFWbTw8P7g1NvGKX/WjNBZno3HOZklvDSobHa5y+W6N8Vw9J7cKjE0kBf9qux0Ref 2OPA== X-Gm-Message-State: AN3rC/5vmhHr2T4O4NU/ZK4GQPIWjrlg2eZlywCUDWv2IpCqnB5X3MCM JnlPiUHg9tkH4Nwl3+4= X-Received: by 10.28.217.136 with SMTP id q130mr2529069wmg.132.1492265424422; Sat, 15 Apr 2017 07:10:24 -0700 (PDT) Received: from OfficeWin7.lan (82-70-254-222.dsl.in-addr.zen.co.uk. [82.70.254.222]) by smtp.gmail.com with ESMTPSA id q130sm2708046wmd.29.2017.04.15.07.10.23 for (version=TLS1 cipher=AES128-SHA bits=128/128); Sat, 15 Apr 2017 07:10:23 -0700 (PDT) From: Chris Wilson X-Google-Original-From: Chris Wilson Date: Sat, 15 Apr 2017 15:10:22 +0100 X-Priority: 3 (Normal) Message-ID: <448397363.20170415151022@gmail.com> To: Graham In-Reply-To: <20623F28F103422F8F6F961B025E44C1@AGB> References: <272136023.20170415133220@gmail.com> <20623F28F103422F8F6F961B025E44C1@AGB> MIME-Version: 1.0 X-Scan-Signature: b77892ad90d0261eaf071f4f6cf31464 Subject: Re: LF: Poor aerial connection affecting gate waveforms?? Content-Type: text/plain; charset=us-ascii 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: 11320 Hello Graham, Saturday, April 15, 2017, 2:14:17 PM, you wrote: > > > Chris, > > I assume , due to the Q any small variation , will move the > tune point about , but looking in the data base , Signals , > better last night to sv8 than the previous night , and may be > up 1 db at pa7 , not to say the noise was less , but at -10 db > that level will be much higher than the local noise level , > should be a reliable indication > > How important are the wave forms ? > > 73-G, I don't know how important they are I am not a FET ;) All I know is the output transformer and the LP filter bank central toroid run a lot cooler if the wave forms aren't all spiky. I hope someone can say how critical this is? Nothing went pop, so presumably not ultra critical, but heat = lost power I would think? Cheers G! -- Best regards, Chris mailto:dead_fets@gmail.com