There's a lot of difference between 1-5/8" heliax and LMR195/400 in terms of the amount of copper on the shield. And I would expect your polyphasers are attached down inside the equipment cabinet--NOT on the top of the tower.
JH ----- Original Message ----- From: "Jason Keller" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Thursday, July 17, 2003 11:35 PM Subject: RE: Re[7]: [smartBridges] New Firmware > When you install the lightning arrestors don't worry about grounding. I > know I'm going to catch a lot of flack about this one, but basically > when you ground the equipment you are just begging for lightning to > travel up the cable you grounded instead of the tower. With the lighting > arrestor in place you literally don't have to worry about the voltages > getting into your equipment. I have never worried about grounding the > lightning arrestor to the tower or the equipment. Basically the > lightning arrestor is already grounded to the tower through the coaxial > cable that is attached to the antenna and then to the tower. I have > never had a cell site go down because of lightning and I manage well > over 50 of them. Jason > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] On Behalf Of Lancaster Networks > Sent: Friday, July 18, 2003 1:26 AM > To: Jason Keller > Subject: Re[7]: [smartBridges] New Firmware > > Hello Jason, > > Oh theres's a lighting rod, and low-band / uhf t-band antenna's on it > right > now at the top, so their the highest. > > I'll make sure the Polyphasers are installed as a must, and of course > grounded properly. > > Friday, July 18, 2003, 2:10:51 AM, you wrote: > > JK> Return-Path: <> > JK> Received: from [66.150.163.162] (HELO m5) > JK> by spamarrest.com (CommuniGate Pro SMTP 4.0.3) > JK> with ESMTP id 10163514 for cbunting; Thu, 17 Jul 2003 23:15:04 > -0700 > JK> Received: from part-15.org ([198.63.203.3]) > JK> by mail.fission2.com (Merak 5.9.4) with SMTP id CPA74271 > JK> for <[EMAIL PROTECTED]>; Fri, 18 Jul 2003 02:12:41 > -0400 > JK> Received: from smtp.omnis.com [216.239.128.26] by pdqlink.com with > ESMTP > JK> (SMTPD32-4.07) id A15C290136; Fri, 18 Jul 2003 01:19:08 CDT > JK> Received: from home (unknown [208.28.240.102]) > JK> by smtp-relay.omnis.com (Postfix) with ESMTP id DCA675B673 > JK> for <[EMAIL PROTECTED]>; Thu, 17 Jul 2003 23:11:14 > -0700 (PDT) > JK> From: "Jason Keller" <[EMAIL PROTECTED]> > JK> To: <[EMAIL PROTECTED]> > JK> Date: Fri, 18 Jul 2003 01:10:51 -0500 > JK> Message-ID: <[EMAIL PROTECTED]> > JK> MIME-Version: 1.0 > JK> Content-Type: text/plain; > JK> charset="us-ascii" > JK> Content-Transfer-Encoding: 7bit > JK> X-Priority: 3 (Normal) > JK> X-MSMail-Priority: Normal > JK> X-Mailer: Microsoft Outlook, Build 10.0.2627 > JK> Importance: Normal > JK> In-Reply-To: <[EMAIL PROTECTED]> > JK> X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 > JK> Subject: RE: Re[5]: [smartBridges] New Firmware > JK> Precedence: bulk > JK> Sender: [EMAIL PROTECTED] > JK> Reply-To: [EMAIL PROTECTED] > > JK> What ever you do, never be the highest thing on the tower. Lightning > JK> travels from the ground up. Wherever it exits gets blown to bits. If > its > JK> your omni, or sectoral you will be sorry. Make sure there is a > lightning > JK> rod or something up there other than your antenna. Jason > > JK> -----Original Message----- > JK> From: [EMAIL PROTECTED] > JK> [mailto:[EMAIL PROTECTED] On Behalf Of > JK> [EMAIL PROTECTED] > JK> Sent: Friday, July 18, 2003 12:54 AM > JK> To: [EMAIL PROTECTED] > JK> Subject: Re[5]: [smartBridges] New Firmware > > JK> On Fri, 18 Jul 2003, Lancaster Networks wrote: > > >> Hello, > >> > >> Thanks for the help, I was told by a couple people, don't bother with > >> the poly's, as it's so close of a hit if the radio is 2 feet away it > >> will get nailed also. But, hey they are only $50 or less and not a > lot > >> of loss. I'm not going to risk the AP's... > > JK> This is true, it PROBABLY won't help, but it won't hurt much either. > > >> Take a look at my site http://www.lancastertowers.com and look at the > >> tower on the right hand side... I'm considering mounting to the top > >> 10% but not right at the top possibly. Any thoughts on this? > > JK> Just run your downtilt calcs, see how it looks. Make sure you aren't > JK> shooting over your customer's heads. > > >> Thanks again for your input, and you sure moved a long way to the > >> Bahama's! No Amish down there I would gather? lol > > JK> Happy to help. And there aren't Amish here, but there are a few > (VERY > JK> few) > JK> Mennonites. > > JK> The PART-15.ORG smartBridges Discussion List > JK> To Join: mailto:[EMAIL PROTECTED] (in the body type subscribe > JK> smartBridges <yournickname> > JK> To Remove: mailto:[EMAIL PROTECTED] (in the body type unsubscribe > JK> smartBridges) > JK> Archives: http://archives.part-15.org > > > JK> The PART-15.ORG smartBridges Discussion List > JK> To Join: mailto:[EMAIL PROTECTED] (in the body type subscribe > smartBridges <yournickname> > JK> To Remove: mailto:[EMAIL PROTECTED] (in the body type unsubscribe > smartBridges) > JK> Archives: http://archives.part-15.org > > > > -- > Best regards, > Chris Bunting, MCSE > President > Cellular: 717-278-6639 > Nextel ID: 196*50*18726 > -------------------------------------------------------- > Microsoft Certified Systems Engineer > A+ Hardware Certification > 3com NBX Certified Technician > -------------------------------------------------------- > Lancaster Networks > 1085 Manheim Pike > Lancaster PA 17601 > 717-735-2279 > www.lancasternetworks.com > -------------------------------------------------------- > > NOTICE: This Email message and all attachments transmitted with it may > contain proprietary information intended solely for > the use of the addressee. If the reader of this message is not the > intended recipient, you are hereby notified that any > reading, dissemination, distribution, copying, or other use of this > message or its attachments is strictly prohibited. If > you have received this message in error, please notify the sender > immediately by electronic mail at > [EMAIL PROTECTED], and delete this message and all copies and > backups thereof. 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