The electricity tag has no wiki summary.
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1answer
67 views
Charter internet weird experience with intermittent signal
We've had Charter communications for about 6 years. The last 2 we've used a D-link dir-655 router with their modem and my wireless router served access to a 23 room house without issue for those 2 ...
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0answers
17 views
Power Usage for a Dell Dimension 2002 [closed]
How much power in dollars (I would just like a rough estimate) would a dell dimension from 2002 use every 24 hours? A year? It would not use a monitor.
0
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1answer
93 views
What's the polarity of an ACER Aspire Notebook charger?
I can't find any information regarding the polarity of an ACER Aspire Notebook charger. I lost it, I have all kind of chargers but I need to know the polarity of the original charger.
I am familiar ...
0
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1answer
60 views
Maximum power draw for dell switches and servers?
I'm getting ready to move some equipment to a data center and they are asking for a maximum power draw that my equipment would have so that they can install the appropriate circuit breakers for my ...
6
votes
4answers
257 views
Does a laptop recharger waste electricity when the laptop is not connected?
I have a laptop with a recharger (also known as an AC adapter), this is how it looks like:
When I disconnect my laptop from the charger, does it (the charger) still consume (waste) electricity?
...
1
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0answers
36 views
How To Measure Static Electricity Buildup In Body? [closed]
Is there a device that can measure static electricity buildup in my body? With this device i could know the risk of working with electronics beforehand and if i should discharge before starting to ...
4
votes
1answer
134 views
Electric shock with plugged in VGA cable [closed]
Possible Duplicate:
Why would I get an electric shock from a VGA cable connected to an LCD monitor?
Similar to this question I got shocked today with a new computer I just bought. How is ...
5
votes
2answers
162 views
Is it okay to use a UPS without a ground?
I have a UPS unit that I would like to use for a workstation installation that does not have a valid ground (in the Philippines, a true ground is a luxury).
I am not an Electrical Engineer, but I ...
12
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2answers
324 views
How can I check if an anti-static wrist strap works?
I bought Belkin's anti-static wristband but i must be sure it works, since sometimes people report getting units that are defective or do not work in reality.
I have laptop only. How to check if ...
2
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4answers
56 views
AC protection for laptop
I think there is something wrong at my apartment. Two weeks ago my girlfriend's AC adapter died... and yesterday mine.
Can I buy something to protect the AC adapters from ... whatever bad coming from ...
9
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4answers
541 views
Does my 1000 watt 80gold+ (90% efficient) PSU pull 1111 watts, 1000 watts, or 900 watts from my wall receptacle at 100% load?
Does my 1000 watt 80gold+ (90% efficient) PSU pull 1111 watts, 1000 watts, or 900 watts from my wall receptacle at 100% load?
When I plug my 200 watt video card into one of the PCIe power ...
1
vote
2answers
209 views
Is it OK to use 17“ Macbook Pro AC adapter on a 13” Macbook Pro?
17" Magsafe Adapter:
Input: 100-240V - 1.5A 50-60Hz
Output: 16.5-18.5V - - - 4.6A Max
13" Magsafe Adapter
Input: 100-240V - 1.5A 50-60Hz
Output: 16.5V - - - 3.65A
The Answer:
I am looking ...
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2answers
278 views
Do C13 male/female cables exist? Or do I even need them?
I am hoping to plug a few computers into this HP PDU soon.
I have aftermarket power supplies, all of which take c13 female connections apparently.
The PDU (from what I gather in the pdf) has 8 * c13 ...
3
votes
1answer
202 views
Do Any PDUs/Power Strips That Plug Into A 14-30 Receptacle Even Exist?
I am hoping to turn my laundry room into a mini data-center.
My dryer takes a 4 pronged, 120/240v NEMA 14-30 receptacle.
Most all PDUs seem to have NEMA L6-30 plugs (3 prongs, twist lock).
...
1
vote
2answers
138 views
What Sized Cables Are Most Commonly Used To Connect To PSUs?
Most all wall plugs in North America are type A or type B.
What type of cable end usually plugs into an aftermarket PSU?
I am pretty sure it is the C13 cable, but not many PSUs make this ...
3
votes
1answer
141 views
Can Electric Surge Go Through Modem And Fry Laptop?
I have cable internet connection and cable connects to modem. From modem there is a LAN cable connecting to my laptop. Can electric surge reach my laptop?
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0answers
288 views
Why touchpad glitches when Ethernet cable is connected?
I have two laptops (black and white) both connected to the same mains.
when I then with Ethernet cable and connect black laptop to AC adaptor, white laptops's touchpad starts glitching: can't ...
3
votes
1answer
184 views
Static electricity on my PC, and crash on USB key touch
My PC is a bit weird: Sometimes, I can switch it on just by touching the front side near the power button. Very fun in fact, I love it!
But sometimes, when I connect a USB key, the PC just crashes. ...
2
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1answer
133 views
brand new computer powers off after a few seconds
I bought a new computer and I'm almost ready to send it back to the shop. Here are the specs:
Motherboard: Asus Crossfair IV Formula
Processor: AMD Phenom II X6 1100T Black Edition
RAM: 4 x 4GB CL9 ...
0
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1answer
237 views
Which part of laptop is better to use for discharging static?
I don't like when static zaps me from keyboard or mouse or some random metallic part of casing, so I often touch some grounding before resuming working with the computer.
However, it often disrupts ...
2
votes
4answers
257 views
Is it dangerous for a note/netbook computer to be plugged directly to current?
I have an acer aspire one d255.
Would it be dangerous to use when plugged directly to current, without a voltage regulator. Also, is there a benefit in using the battery when plugged?
Let's consider ...
3
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2answers
521 views
Do I need an antistatic bag when mailing a CPU?
I am about to send a used CPU I sold on eBay to the buyer.
I do not have an anti-static bag handy, and they seem to be difficult to come by in shops, at least in my neighbourhood. I could place a ...
15
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6answers
4k views
How to discharge static electricity before opening a computer?
Before opening a computer, I often hear advice to touch something that is "grounded" - a computer case for example, or a heating element - to avoid damaging the sensitive electronic equipment through ...
4
votes
2answers
184 views
How much electricity is used?
In each of the following cases, please label the electricity used as (A) very little (less
than 1 dollar a month), (B) moderate (between 1 and 5 dollars a month), (C) high (between 5 and
10 dollars ...
3
votes
1answer
118 views
Does a power supply draw its rated watts all the time?
I'm really confused when it comes to power supplies. I'm looking at a 650 Watt, bronze rated power supply.
Does this mean that it is constantly drawing 650 Watts? Or is that how many it pulls in an ...
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2answers
175 views
Can the Internet use electric wires to transfer bits?
I think it would be easier if the information can be sent from a power socket. So the computer will have 2 cables connected to a socket: the energy supply and the internet.
1-----2-----3
AC socket
...
1
vote
1answer
67 views
Did high winds and a storm turn the power strips off in my house? [closed]
After a day of high winds and storms I found all the power strips in the house in the "off" position. The lights had flickered and power went on and off very breifly a few times during the storm. ...
5
votes
4answers
3k views
Does laptop charger wastes electric current when not connected to the laptop?
Wonder if when I leave it connected to the outlet but not connected to the laptop, it still consumes electricity.
0
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3answers
147 views
Laptop battery replacement possible?
I have the standard Acer Aspire one 532h-2Db, I am looking to upgrade the battery from a standard 6-cell to a 12-cell ( for more longer terms away from the mains ) and I've hit a problem, I cannot ...
5
votes
7answers
1k views
How do I lower power consumption of my computer
Ok my electricity bills are high and my Dad keeps shouting me for that (I use my computer over 20 hours per day). Below are the few things I am curious to know .
1) How do I lower my Computer Power ...
9
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4answers
736 views
What is dirty power?
What is dirty power?
I recently saw a question regarding this, and I never really understood what this meant.
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2answers
294 views
Electrical layout drawing application for Mac
Do you know the free application, that lets me to quickly draw the layout of electrical network ?
4
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4answers
848 views
1
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1answer
389 views
Are some DSL modems cheaper to operate than others? (power usage)
I recently have started using a Motorola 2210 in conjunction with AT&T's DSL service in the Silicon Valley area. That gadget runs hot to the touch! Which means... I assume it is gobbling lots of ...
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2answers
1k views
Using wrong adaptor with same V but wrong amps with my laptop
I have a Toshiba Satellite A200 1-GH. My sister's old laptop was also a Toshiba. The adaptors were mixed somehow, and I've been using the wrong adaptor for a very long time. I've realized this when my ...
1
vote
2answers
218 views
Can I use a cheap inverter for my laptop?
I'm going to travel in a car this summer. It would be very nice if I could charge my laptop using the cigarette lighter.
Because my computer is from Apple, there's no way to directly connect the two, ...
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0answers
221 views
Could we build a mega-processor out of superconductors? [closed]
A superconductor, once cooled below a critical temperature, loses all of its electrical resistance and therefore becomes 100% efficient. This means that when a current flows through a superconductor, ...
4
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4answers
242 views
Performing mechanical movements using computer
How to make a computer (in particular, my laptop (Acer Extensa 5220)) to perform some mechanical movements without buying anything >$5, soldering things inside computer or creating big sophisticated ...
2
votes
1answer
122 views
Why would a machine ruin three “power supply”s?
A client of mine has an XP era eMachines. The power supply has died and been replaced 3 times. I've discharged the motherboard and checked the surge protector.
In the middle of a scan with ...
11
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2answers
446 views
What's the best way to spray paint the inside of my case?
I was just wanting to spray my case black and someone told me that if the inside is not "grounded" something could quite possibly short out and/or fry. Just wondering if this is true and what type of ...
1
vote
1answer
379 views
few questions on clone zilla
I'm trying to clone my windows xp installation.
If I back it up using clone zilla and the my xp machine is infected by virus/spyware would I also be bringing the whole mess when I try to back it up.
...
2
votes
3answers
951 views
Why did my power supply fry itself?
I am in europe. There was a switch on my psu that could switch the voltage between 230v and 130v (not 100% sure). In europe we use 230. I switched the psu to 110 and turned it on. Several sparks and a ...
0
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2answers
235 views
Given power info on a CRT monitor, how can I calculate power consumption (kWh)?
I have a Dell CRT Screen and the only info I have is this:
AC input
voltage: 90 to 264 VAC
frequency: 50 or 60 Hz + 3Hz
current: 1.5A max. (RMS) at 120 VAC; or 0.8A max. (RMS) at 220 VAC
How can ...
0
votes
2answers
367 views
How to calculate power/energy taken by computer and screen [closed]
Possible Duplicate:
How can I calculate power consumption of my PC in Watt?
I need to investigate how much power my linux machine uses per week. I can take a look at the PSU but I would ...
1
vote
3answers
227 views
What will happen if I (accidentally) pour a bucket of water inside my pc?
Is it dangerous? What will happen to me and the PC?
Edit:
It's a serious question. The other day I almost spilled a bottle of cola inside my PC (the case was open).
1
vote
2answers
517 views
How expensive to run PC 24/7 or how to figure out how to determine it? [closed]
Possible Duplicate:
How can I calculate power consumption of my PC in Watt?
I realize this question is difficult to answer as it would be different based on users location, what there PC is ...
5
votes
4answers
4k views
How can I calculate power consumption of my PC in Watt?
How can I calculate power consumption of my PC in Watt, to prove my House owner ( I live on rent) , my PC doesn't consume much power? He blames me for Huge power bills even he too use Fridge, A.C. etc ...
9
votes
5answers
393 views
Too much power for 1-2 power outlets in my room? [closed]
I live in the USA, I am curious about plugging in too many computer items into 1 to 2 power plugin outlets.
Most power outlets have 2 plugins, some have 4 and more though. Many people will plug in a ...
19
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2answers
2k views
Why are brownouts so harmful?
I was reading http://superuser.com/questions/32840/is-surge-protection-actually-needed and well I'd like to know why brownouts are so harmful. The explanation gave there is "the capacitors get above ...
6
votes
1answer
936 views
Front USB Port Grounding Issues
I think I have a static electricity problem. I have two computers in my house and a fiancé that wears fuzzy socks.
Sometimes when she plugs in USB devices into the front ports of her desktop ...
