Wouldn't external parts be better? If the lightning arrestor fails but the radio is good you can just replace the arrestor. Also, different environments require different layers of protection. By adding the parts to the base unit you force everyone to pay.
-----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of John Hokenson Sent: Wednesday, July 02, 2003 3:03 PM To: [EMAIL PROTECTED] Subject: Re: [smartBridges] suggestions for the next PCB revision Looks reasonable to me....probably add $100 or so to the price but well worth it since it will be better protected than adding external parts. JH ----- Original Message ----- From: "beckman" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Wednesday, July 02, 2003 11:21 AM Subject: RE: [smartBridges] suggestions for the next PCB revision > no we are not, the suggestions would only add $47 in COST 1000 QTY > parts. It > would take away $35 + 14.98 in LPD units required to keep these > stable. > > If we wanted to add a steel case, we are talking 7$ in 1000 qty > prices. The > weather CAT5 nut would be offset by the outdoor seal currently used. > The plastic case isn't too cheep ether, I expect they have a per-item > cost around $4 > > The single most expensive cost will be re-tooling. this is why their > is often lots of blank spaces on PC boards, for future features. This > is why I > made the suggestion for the 'next pcb rev', as I know they wont be in before > that. > > Lets see, recap: > 1000 qty prices > 1 extra LED with current sense IC (like the one trango uses) .05 > 1 W2.4 LPD $23.80 > 1 True POE compatible LPD for the CAT5 port $8.50 > 1 True POE circuit for the Powershot WITH ground strap $6.30 1 Steel > Case with Weather Nut for CAT5, custom stand-offs $7.30 1 Ground Lug > for above with strap to connect all internal LPDs $1.40 > > while they are at it, they may want to add a heat-sink to bleed summer heat > away. Add another $3 > > all prices are estimated from past projects I have worked on. > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] Behalf Of Kevin Summers > Sent: Wednesday, July 02, 2003 10:50 AM > To: [EMAIL PROTECTED] > Subject: RE: [smartBridges] suggestions for the next PCB revision > > > > Let's just not add so much to the mix that we're adding > $100 to the price tag. We went with SmartBridges equipment because of > good recommendations, good results in our field tests, and one of the > best price/performance ratios. > > Kevin Summers > KISTech Internet Services Inc. > www.kistech.com > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] Behalf Of John Hokenson > Sent: Tuesday, July 01, 2003 9:11 PM > To: [EMAIL PROTECTED] > Subject: Re: [smartBridges] suggestions for the next PCB revision > > > I REALLY like the idea of making the Polyphaser antenna protector and > ethernet surge arresstor internal to the outdoor unit--and make the > case steel or aluminum with a 1/4-20 ground lug as well. The only > other mod I would suggest is a system such as used by Trango to put > the RJ45 connection > INSIDE THE BOX. Then, I can run shielded cat5 up, split the ground > out and > attach to the lug and continue inside with the RJ45 connection behind > a strain relief gland. > > John H. > ----- Original Message ----- > From: beckman > To: [EMAIL PROTECTED] > Sent: Tuesday, July 01, 2003 6:54 PM > Subject: [smartBridges] suggestions for the next PCB revision > > > poly phaser is now making a surface mount LPD unit for 2.4ghz, called > the W2.4 with sub 25$ pricing in quantity. In addition, Tripplite has > a very simple Cat5 LPD system that can be included with a Smartbridge > for less than > $10 in 1000 qty. To reduce the damage from static, which i think is > one of the most common sources for smartbridge problems, and improve > quality, these > may be features we wouldn't mind paying for. Especially since they > would reduce the extra parts we already have to buy for a smartbridges > install. (we have to buy LPD systems for antenna and cat5 even though > this is supposed to be a 'outdoor hardened product' because if we > don't, we don't even get 1 weeks life out of them). At the very least, > smartbridges REALLY needs to provide up-front warnings in the > documentation that such products are needed to make a smartbridges > last a while. From the docs I have, their > is supposed to be surge protection in the powershot, and I have to say their > isn't a lick of surge protection in the powershot (except maby if you > hit it > with a massive power surge it will burn up!) > > The PART-15.ORG smartBridges Discussion List > To Join: mailto:[EMAIL PROTECTED] (in the body type subscribe > smartBridges <yournickname> To Remove: mailto:[EMAIL PROTECTED] (in > the body type unsubscribe > smartBridges) > Archives: http://archives.part-15.org > > > The PART-15.ORG smartBridges Discussion List > To Join: mailto:[EMAIL PROTECTED] (in the body type subscribe smartBridges <yournickname> > To Remove: mailto:[EMAIL PROTECTED] (in the body type unsubscribe smartBridges) > Archives: http://archives.part-15.org The PART-15.ORG smartBridges Discussion List To Join: mailto:[EMAIL PROTECTED] (in the body type subscribe smartBridges <yournickname> To Remove: mailto:[EMAIL PROTECTED] (in the body type unsubscribe smartBridges) Archives: http://archives.part-15.org The PART-15.ORG smartBridges Discussion List To Join: mailto:[EMAIL PROTECTED] (in the body type subscribe smartBridges <yournickname> To Remove: mailto:[EMAIL PROTECTED] (in the body type unsubscribe smartBridges) Archives: http://archives.part-15.org
