Get a room you two. ;-) On Fri, Feb 25, 2011 at 8:13 PM, Free, Bob <r...@pge.com> wrote: > I’m pretty pumped too, looks like a fantastic schedule. > > > > I guess I could gently twist Stella’s arm about Sunday, or just go right to > Christine and play my DEC/TEC veteran card J > > > > From: Michael B. Smith [mailto:mich...@smithcons.com] > Sent: Friday, February 25, 2011 3:45 PM > To: NT System Admin Issues > Subject: RE: QUICK question... A/C adapters > > > > The workshop on Sunday will cover “how to edit your AD to fix these > problems”. I NEVER post that information to mailing lists or forums. It’s > too dangerous. But TEC wants 350-400 sessions…. So there ya go. > > > > I don’t have any control over fees. Email David Sengupta or Stella Lowe and > tell them you’ll write an article about it – they will probably oblige. But > then you’ll have to produce. J > > > > We’ve also got the best representation from the Exchange Team – ever, plus a > huge representation from the PowerShell team (first time). > > > > It’s going to be a STELLAR TEC. I’m seriously pumped up about it. > > > > Regards, > > > > Michael B. Smith > > Consultant and Exchange MVP > > http://TheEssentialExchange.com > > > > From: Free, Bob [mailto:r...@pge.com] > Sent: Friday, February 25, 2011 6:31 PM > To: NT System Admin Issues > Subject: RE: QUICK question... A/C adapters > > > >> You are coming to TEC’2011 right? > > > > > > Woohoo, just the Director’s approval a few minutes ago so yes I am. > > > > I see you are doing the workshop Sunday…. kudos. I will audit it for you if > you comp me the registration fee. LOL > > > > I have to see if any of our Exchange team is coming and get them to attend > the WS if they are as they are right in the middle of migrating. > > > > You guys have also Paul Robichaux and Tony Redmond this year, cool, I have > read them both a lot over the years but never seen them in person. > > > > > > From: Michael B. Smith [mailto:mich...@smithcons.com] > Sent: Friday, February 25, 2011 2:58 PM > To: NT System Admin Issues > Subject: RE: QUICK question... A/C adapters > > > > Sounds just like the Bob I know. > > > > You are coming to TEC’2011 right? > > > > Regards, > > > > Michael B. Smith > > Consultant and Exchange MVP > > http://TheEssentialExchange.com > > > > From: Free, Bob [mailto:r...@pge.com] > Sent: Friday, February 25, 2011 5:53 PM > To: NT System Admin Issues > Subject: RE: QUICK question... A/C adapters > > > >>I always appreciate when one of my computer geek colleagues quotes Ohm's >> law > > > > LOL, in a former life when I was an electrician I used to mess with the > green EEs who liked to act superior by asking them “what is the current > squared times the resistance squared times the sine of the power factor?” > Most of them would come back with a puzzled look and I would have to inform > them that that was elementary stuff for an EE and they better go hit the > books. > > > > From: Jonathan [mailto:ncm...@gmail.com] > Sent: Friday, February 25, 2011 1:52 PM > To: NT System Admin Issues > Subject: Re: QUICK question... A/C adapters > > > > +1 SC is dead on here. Match the voltage (and the polarity, if DC), and > match or exceed the current rating (amps) or the power rating (watts) and > you'll be fine. Typically (for barrell connectors, anyway, you'll find that > the size of the connector has to do with the voltage and or amperage of the > supply. > > > > On a related note, I always appreciate when one of my computer geek > colleagues quotes Ohm's law. > > > > ....or Kirchhoff's law... > > > > The sum of the currents entering a circuit equal the sum of the currents > exiting the circuit. > > > > Jonathan > > On Fri, Feb 25, 2011 at 1:20 PM, Steven M. Caesare <scaes...@caesare.com> > wrote: > > No, Ben is correct here. > > > > The resistive load (simplifying, as most modern load have inductive or > capacitive components in addition to purely resistive loads), is heat will > determine how much he current draw will be. > > > > Ohms law tells us I = V/R > > > > I-current > > V=voltage > > R=resistance > > > > Therefore if your supply voltage(V) is 14 volts, and the load resistance(R) > is 7 ohms, then the current draw (I) will be 2 amps. > > > > Thus your power supply must be capable of supplying at LEAST 2 amps[1], it > may be able to supply more, but the system would simply never draw it. A > 500A power supply would no more require the load to “dissipate more heat” > it than a 2A power supply would. > > > > -sc > > > > [1] And incidentally, power (W) = V*A. Therefore our theoretical power > supply in this case would be supply 28W of power[2]. I not this because > power supplies are often capable of varying voltage and/or are rated in > watts. > > [2] Ignoring power efficiency factors for the moment. > > > > From: Jonathan Link [mailto:jonathan.l...@gmail.com] > Sent: Friday, February 25, 2011 1:07 PM > > To: NT System Admin Issues > > Subject: Re: QUICK question... A/C adapters > > > > It would depend on whether you can trust the resistor to dissapate the extra > heat generated by additional current. It's not something I would do over > the long term... > > > > > > On Fri, Feb 25, 2011 at 12:57 PM, Jim Holmgren <jholmg...@xlhealth.com> > wrote: > > Matt, > I believe you are correct. Also not an EE, but in about 10 years of > working for RadioShack, that was the mantra. > > The device will only draw the amperage it needs, but it must have the > correct voltage. > > Jim > > > Jim Holmgren > Senior Manager, Infrastructure Services > XLHealth Corporation > The Warehouse at Camden Yards > 351 West Camden Street, Suite 100 > Baltimore, MD 21201 > 410.625.2200 (main) > 443.524.8573 (direct) > 443-506.2400 (cell) > www.xlhealth.com > > > > -----Original Message----- > From: Matthew W. Ross [mailto:mr...@ephrataschools.org] > > Sent: Friday, February 25, 2011 12:49 PM > To: NT System Admin Issues > Subject: RE: QUICK question... A/C adapters > > I am not an electrical engineer, so please do not take this as power > supply advice: > > I have been told that as long as the voltage is correct, you can go over > > on the amperage with your PS. So, if you have something that requires > 9V, 1 amp PS, and you have a 9 volt, 2 amp... you're good to go. The > device will only pull as much amperage as it requires. > > Voltage is specific, as I'm told. Don't mess with it. AC and DC don't > mix, etc, etc... > > Again, don't use this as any kind of real advice. Somebody with real > electrical engineering experience can verify or tell me I've been told > wrong. Sm:)e. > > > --Matt Ross > Ephrata School District > > > ----- Original Message ----- > From: Maglinger, Paul > [mailto:pmaglin...@scvl.com] > > To: NT System Admin Issues > > [mailto:ntsysadmin@lyris.sunbelt-software.com] > Sent: Fri, 25 Feb 2011 > 09:32:57 -0800 > > Subject: RE: QUICK question... A/C adapters > >> I go with 3rd party when there is a significant cost savings. Case in >> point, we use a particular print server. The power supplies are >> notorious for going bad. We cannot purchase the OEM power supplies >> alone and the entire package runs about $120. I found replacement > power >> supplies for $7.50 online. Just make sure that the voltage, current, >> polarity, and the connector size all match up! >> >> I have been known to go slightly higher in the current capacity so > they >> don't run as hot. Note that I said "slightly". >> >> -Paul >> > >> -----Original Message----- >> From: John Aldrich [mailto:jaldr...@blueridgecarpet.com] > >> Sent: Friday, February 25, 2011 11:27 AM >> To: NT System Admin Issues > >> Subject: RE: QUICK question... A/C adapters >> > >> Thanks guys... I'll keep monitoring, although it sounds like the >> consensus >> of opinion so far is that 3rd party is OK. :-) >> >> >> >> >> -----Original Message----- >> From: Matthew W. Ross [mailto:mr...@ephrataschools.org] > >> Sent: Friday, February 25, 2011 12:10 PM >> To: NT System Admin Issues >> Subject: RE: QUICK question... A/C adapters >> > >> *grabbs the "Dell" AC adapter under his desk and checks who actually >> manufactured it.* >> >> It appears that Dell doesn't make their own, this one is made by > Delta. >> (A >> well known PS manufacturer.) >> >> I'm sure Dell has some very specific requirements for their power >> supplies. >> >> But, I will say that any reputable aftermarket PSs are likely trying > to >> be >> as close to the specs as possible for the intended use. YMMV. >> >> >> --Matt Ross >> Ephrata School District >> >> >> ----- Original Message ----- >> From: Ames Matthew B >> [mailto:mba...@qinetiq.com] > >> To: NT System Admin Issues > >> [mailto:ntsysadmin@lyris.sunbelt-software.com] >> Sent: Fri, 25 Feb 2011 >> 08:59:07 -0800 > >> Subject: RE: QUICK question... A/C adapters >> >> > >> > Personally I would get a proper one direct from the manufacturer. > You >> > hardly want a cheapo PSU bein left on and causing a fire. >> > >> > Pretty sure that Dell a good few years ago did a recall for a dodgy >> > batch of laptop PSU (at least in the UK), I doubt you would get that >> > sort of service from an Amazon seller. >> > >> > > >> > -----Original Message----- >> > From: John Aldrich [mailto:jaldr...@blueridgecarpet.com] > >> > Sent: 25 February 2011 16:47 > >> > To: NT System Admin Issues >> > Subject: QUICK question... A/C adapters >> > >> > Are A/C adapters something you guys would ONLY buy from the OEM or > is >> an >> > aftermarket OK on something like that? I got the OEM to come down >> about >> > $10, but they're still about $10 higher than Amazon... if you guys >> think >> > that's something that should come from the OEM, I'll go with them. >> I'll >> > look for your answers until Monday and make a decision based on the >> > consensus of opinion then. :-) (See... I can be patient. :-)) >> > >> > >> > >> > >> > >> > >> > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ ~ >> > <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ >> > >> > --- >> > To manage subscriptions click here: >> > http://lyris.sunbelt-software.com/read/my_forums/ >> > or send an email to listmana...@lyris.sunbeltsoftware.com >> > with the body: unsubscribe ntsysadmin > >> > This email and any attachments to it may be confidential and are >> > intended solely for the use of the individual to whom it is >> > addressed. 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Si usted no es el destinatario, por favor, póngase en contacto > con el remitente por teléfono y destruir todas las copias del mensaje > original > > > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to listmana...@lyris.sunbeltsoftware.com > with the body: unsubscribe ntsysadmin > > > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to listmana...@lyris.sunbeltsoftware.com > with the body: unsubscribe ntsysadmin > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to listmana...@lyris.sunbeltsoftware.com > with the body: unsubscribe ntsysadmin > > > -- > Jonathan, A+, MCSA, MCSE > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to listmana...@lyris.sunbeltsoftware.com > with the body: unsubscribe ntsysadmin > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to listmana...@lyris.sunbeltsoftware.com > with the body: unsubscribe ntsysadmin > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to listmana...@lyris.sunbeltsoftware.com > with the body: unsubscribe ntsysadmin > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to listmana...@lyris.sunbeltsoftware.com > with the body: unsubscribe ntsysadmin > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to listmana...@lyris.sunbeltsoftware.com > with the body: unsubscribe ntsysadmin > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to listmana...@lyris.sunbeltsoftware.com > with the body: unsubscribe ntsysadmin
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