Return-Path: Received: from rly-df05.mx.aol.com (rly-df05.mail.aol.com [172.19.156.18]) by air-df07.mail.aol.com (v126.13) with ESMTP id MAILINDF073-5534b128f172b0; Sun, 29 Nov 2009 10:11:34 -0500 Received: from post.thorcom.com (post.thorcom.com [193.82.116.20]) by rly-df05.mx.aol.com (v125.7) with ESMTP id MAILRELAYINDF058-5534b128f172b0; Sun, 29 Nov 2009 10:11:21 -0500 Received: from majordom by post.thorcom.com with local (Exim 4.14) id 1NElPr-0001LX-Cc for rs_out_1@blacksheep.org; Sun, 29 Nov 2009 15:10:23 +0000 Received: from [83.244.159.144] (helo=relay3.thorcom.net) by post.thorcom.com with esmtp (Exim 4.14) id 1NElPq-0001LO-Mk for rsgb_lf_group@blacksheep.org; Sun, 29 Nov 2009 15:10:22 +0000 Received: from n18.bullet.mail.mud.yahoo.com ([68.142.206.145]) by relay3.thorcom.net with smtp (Exim 4.63) (envelope-from ) id 1NElPq-0002yZ-7Q for rsgb_lf_group@blacksheep.org; Sun, 29 Nov 2009 15:10:22 +0000 Received: from [68.142.200.224] by n18.bullet.mail.mud.yahoo.com with NNFMP; 29 Nov 2009 15:10:15 -0000 Received: from [68.142.201.246] by t5.bullet.mud.yahoo.com with NNFMP; 29 Nov 2009 15:10:15 -0000 Received: from [127.0.0.1] by omp407.mail.mud.yahoo.com with NNFMP; 29 Nov 2009 15:10:15 -0000 X-Yahoo-Newman-Id: 684610.64945.bm@omp407.mail.mud.yahoo.com Received: (qmail 93211 invoked from network); 29 Nov 2009 15:10:15 -0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=btinternet.com; h=Received:X-Yahoo-SMTP:X-YMail-OSG:X-Yahoo-Newman-Property:Message-ID:From:To:References:Subject:Date:MIME-Version:Content-Type:X-Priority:X-MSMail-Priority:X-Mailer:X-MimeOLE; b=tGVwdkgEb9h1tmUvg9g50HliIJ1vNS7iVkRSQQhsrmPYP1Z0w8OB9kDkEqYYrRdbRq6gia34WHG4Z1lEk1oyf/xcvla25uzAyzyIoFqSXNoPY6wUEoWqwmpSqgLTueLPOB/RA7rw3xEKKW/qGHhp1OqklgFQXv7Axmc5fWDbHKg= ; Received: from host86-138-92-60.range86-138.btcentralplus.com (ken.h.wright@86.138.92.60 with login) by smtp136.mail.mud.yahoo.com with SMTP; 29 Nov 2009 07:10:14 -0800 PST X-Yahoo-SMTP: 9Y6mUHuswBAgnrOsukIiNdFDf95uy_Dz34nY1hlg2liKgYD952sjbg-- X-YMail-OSG: hKjnY.4VM1lYoFgUF9PzFqSnzIYxpYAmaEa3Ow7uCNU3xLZ8sDxuiPcKDkpSqjKB6OWTDbByvs_cZNxiPQB5fyJenbMF5GDYHw36ea8X2lfM4wiRi_mvtia8dCMQcWuw_EBEDF6Uo91w3GdJz63iuoxiUEHW8h_f.rYQ3cqv7PZ9UFTdJ5iifwjomb0Ey6ET._A5DOE0_WGOR6V7hR8EOksAtKGEyQnYj5vyPnxmduLfIWHlAjb9ui5ZW8ixFIepeQ.OwTp9ey7Ib4d5rEXU4e6NVBObTURJKc9f6tgoNIhAypbh1yX7Hy0q36S7in_h X-Yahoo-Newman-Property: ymail-3 Message-ID: <7FC548B8EA774499A7E2BBC7DDDBD743@lindavideo> From: "Ken" To: References: <2746F3E144D3480AB85CD466920B1313@lindavideo> <003001ca70e7$24aaf3a0$0401a8c0@xphd97xgq27nyf> <003c01ca70eb$0aa52120$0401a8c0@xphd97xgq27nyf> <4B126AF9.3050300@ntlworld.com> Date: Sun, 29 Nov 2009 15:10:12 -0000 MIME-Version: 1.0 X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5843 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 DomainKey-Status: good (testing) Subject: Re: LF: Re: Re: 4kv diode Content-Type: multipart/alternative; boundary="----=_NextPart_000_001C_01CA7106.0C5B4150" X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on post.thorcom.com X-Spam-Level: * X-Spam-Status: No, hits=1.8 required=5.0 tests=FORGED_MUA_OUTLOOK,HTML_50_60, HTML_MESSAGE 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-IP: 193.82.116.20 ------=_NextPart_000_001C_01CA7106.0C5B4150 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Hello Everyone. Thanks for the replies, I have some BY255's which are rated at 1300v= at 1A, the input to the diode stack is about 2.3KV peak, and was plan= ning to use two BY255s in series in each of the four legs, of the full= wave bridge, the problem is most resistors are only rated at 500v, he= nce using a single diode would remove the need for resistors. With res= istors rated at 500v, this would require 16 diodes, and there is not= that amount of space. Next question does anyone know of a source of= 470K resistore rated at 1KV? these are rare and expensive animals 73 Ken M0KHW =20 ----- Original Message -----=20 From: David Towers=20 To: rsgb_lf_group@blacksheep.org=20 Sent: Sunday, November 29, 2009 12:37 PM Subject: Re: LF: Re: Re: 4kv diode Hi Mal surely "in series" to give a 4 KV diode at 1amp ? dave G8SZX mal hamilton wrote:=20 Ken On the serious side, use 6 x 1Kvolt @ 1A in parallel if u are stuc= k. Don't get zapped=20 73 mal/g3kev ----- Original Message -----=20 From: mal hamilton=20 To: rsgb_lf_group@blacksheep.org=20 Sent: Sunday, November 29, 2009 11:28 AM Subject: LF: Re: 4kv diode=20 Electric Chair Co Zapenda Cul de sac Hellda State Zip73 ----- Original Message -----=20 From: Ken=20 To: rsgb_lf_group@blacksheep.org=20 Sent: Sunday, November 29, 2009 11:04 AM Subject: LF: 4kv diode=20 Hello All. I am looking for a BY4 or BY6 or equivalent diode, BY4 4kv= @ 1A, BY6 6kv @ 1A, I have searched the web and looked in Farnell,= any ideas please. 73. Ken M0KHW =20 ------=_NextPart_000_001C_01CA7106.0C5B4150 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Hello Everyone.
Thanks for the replies, I have some= BY255's which=20 are rated at 1300v at 1A, the input to the diode stack is about= 2.3KV peak,=20 and was planning to use two BY255s in series in each of the four legs,=  of=20 the full wave bridge, the problem is most resistors are only rated at= 500v,=20 hence using a single diode would remove the need for resistors. W= ith=20 resistors rated at 500v, this would require 16 diodes, and there is no= t that=20 amount of space. Next question does anyone know of a source of 470K re= sistore=20 rated at 1KV? these are rare and expensive animals
 
73
Ken
M0KHW  
----- Original Message -----
From:=20 David Towers
Sent: Sunday, November 29, 20= 09 12:37=20 PM
Subject: Re: LF: Re: Re: 4kv= diode

Hi Mal
surely "in series" to give a 4 KV diode at= 1amp=20 ?
dave G8SZX



mal hamilton wrote:=20
Ken
On the serious side, use 6 x 1Kvo= lt @ 1A in=20 parallel if u are stuck.
Don't get zapped
73 mal/g3kev
 
-----=20 Original Message -----
From:=20 mal hamilton
Sent:=20 Sunday, November 29, 2009 11:28 AM
Subject:=20 LF: Re: 4kv diode

Electric Chair Co
Zapenda Cul de sac
Hellda State
Zip73
 
-----=20 Original Message -----
From:=20 Ken=20
Sent:=20 Sunday, November 29, 2009 11:04 AM
Subject:=20 LF: 4kv diode

Hello All.
I am looking for a BY4 or BY6= or equivalent=20 diode, BY4   4kv @ 1A, BY6  6kv @ 1A, I have se= arched the=20 web and looked in Farnell, any ideas please.
 
73.
Ken
 
M0KHW  &nbs= p;

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