Return-Path: Received: from mtain-mi02.r1000.mx.aol.com (mtain-mi02.r1000.mail.aol.com [172.21.131.155]) by air-da05.mail.aol.com (v129.4) with ESMTP id MAILINDA053-863d4d3355c61c8; Sun, 16 Jan 2011 15:32:06 -0500 Received: from post.thorcom.com (post.thorcom.com [195.171.43.25]) by mtain-mi02.r1000.mx.aol.com (Internet Inbound) with ESMTP id 97B50380000A9; Sun, 16 Jan 2011 15:32:05 -0500 (EST) Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1PeZFs-0002tv-OH for rs_out_1@blacksheep.org; Sun, 16 Jan 2011 20:31:16 +0000 Received: from [195.171.43.32] (helo=relay1.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1PeZFs-0002tm-DK for rsgb_lf_group@blacksheep.org; Sun, 16 Jan 2011 20:31:16 +0000 Received: from smtp-vbr6.xs4all.nl ([194.109.24.26]) by relay1.thorcom.net with esmtp (Exim 4.63) (envelope-from ) id 1PeZFq-00058N-RO for rsgb_lf_group@blacksheep.org; Sun, 16 Jan 2011 20:31:16 +0000 Received: from pc-roelof (ndb.demon.nl [82.161.81.65]) by smtp-vbr6.xs4all.nl (8.13.8/8.13.8) with ESMTP id p0GKV83c036058 for ; Sun, 16 Jan 2011 21:31:13 +0100 (CET) (envelope-from roelof@ndb.demon.nl) To: rsgb_lf_group@blacksheep.org References: <4D7062BE2D504CA4A55BDE1C7103CF31@gmc.net> <04DC6D14A81F4542B1D2189A5440F3D5@DennisPC> <4D334822.7020109@legal-medicine.de> Date: Sun, 16 Jan 2011 21:31:07 +0100 MIME-Version: 1.0 From: "Roelof Bakker" Message-ID: In-Reply-To: <4D334822.7020109@legal-medicine.de> User-Agent: Opera Mail/11.00 (Win32) X-Virus-Scanned: by XS4ALL Virus Scanner X-Spam-Score: 0.0 (/) X-Spam-Report: autolearn=disabled,none Content-Type: text/plain; charset=iso-8859-15; format=flowed; delsp=yes Subject: Re: LF: Re: Mini-Whip Antenna Content-Transfer-Encoding: 7bit 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 x-aol-global-disposition: G x-aol-sid: 3039400cdeca4d3355c52957 X-AOL-IP: 195.171.43.25 X-Mailer: Unknown (No Version) Hello Peter, The J310 is the best choice, I found so far and these are cheap and widely available. However, you can try anything you have at hand. A good modern replacement for the 2N5109 is the BFQ19. This one has a slightly better IP3 at power suplly voltages from 10 - 15 V. 73, Roelof, pa0rdt