Posts Tagged Polarity

Nikon EN-EL9 / EN-EL9A Premium Compatible Battery Charger Set for Nikon D40 / D40x / D60 / D5000 / D3000 Digital Camera

Posted by on Thursday, 14 October, 2010

Nikon EN-EL9 / EN-EL9A Premium Compatible Battery Charger Set for Nikon D40 / D40x / D60 / D5000 / D3000 Digital Camera

  • NOTE: For a successful and safe charge of your battery, make sure to correctly align polarity before placing battery into charger
  • Smart LED charging status indicator. Voltage: 100V – 240V. UL & CE listed.
  • AC/DC output for both home and travel use. Collapsible plug on the back of wall charger.
  • It does not work as AC adapter for your digital camera or camcorder.
  • Car charger adapter included. The charger is for charging your battery only.

Compatible With Nikon Model: Nikon D40 / D40X / D60 / D3X / Nikon D3000 / D5000

Rating: (out of 12 reviews)

List Price:

Price: $ 1.64


US Charger+NP-BG1/NPBG1 Li-ion Battery for Sony G Type

Posted by on Wednesday, 25 August, 2010

US Charger+NP-BG1/NPBG1 Li-ion Battery for Sony G Type

  • Compatible Models /Replace PN : Sony G Type. 3.7v
  • Battery Capacity : 960 Mah Battery Type : Lithium-Ion Battery Voltage : 3.7v
  • 100% OEM compatible and this Product has 12 Months Replacement Warranty!
  • Package Includes : digital-camera-battery-chargers

NOTE: For a successful and safe charge of your battery, make sure to correctly align polarity ( positive / negative) before placing battery into charger

Rating: (out of 21 reviews)

List Price:

Price: $ 4.74

Samsung Value Pack – Cyan, Magenta, Yellow 1 Each for CLP-315, CLP-315W, CLX-3175FN, CLX-3175FW (CLT-P409A)

  • Imagine a printer that operates quietly and allows you to concentrate on other important tasks while it prints
  • Samsung printer cartridges are the smallest and lightest in their class, ideal for personal, small or home office users.
  • Enjoy consistent print results. With Samsung supplies you’re virtually guaranteed high quality pages without any defects.
  • Samsung supplies include a color-changing security label that proves they are genuine products
  • No mess. No fuss. Samsung printer cartridges are easy to replace so you can get back to work

Value pack consists of 1 x cyan, 1 x magenta and 1 x yellow. Value pack toner cartridge (1 each of cyan / magenta / yellow) for CLP-315, CLP-315W, CLX-3175FN, CLX-3175FW.

Rating: (out of 13 reviews)

List Price: $ 114.00

Price: $ 91.99


Replacement AC Adapter for Apple MagSafe MacBook Pro Laptops 16.5V, 3.65A 60W Reviews

Posted by on Thursday, 19 August, 2010

Replacement AC Adapter for Apple MagSafe MacBook Pro Laptops 16.5V, 3.65A 60W

  • Power: 60 Watts.
  • Input: AC 100-240V, 50-60hz
  • Output: 16.5V, 3.65A
  • Polarity: Positive
  • Tip: 5 Pin

This Product works in or replaces the following OEM model numbers:
APPLE

A1184
ADP-60AD
MA538LL/A
MA538LL/B
611-0443
661-3957
661-4259
661-4269
661-4339
661-4485

MagSafe MacBook PRO Laptops
MacBook Pro 13″
MacBook 13.3″ Core Duo
MacBook 13.3″ Pro Late 2006 Core 2 Duo
MacBook 13.3″ Pro Mid 2007 Core 2 Duo
MacBook 13.3″ Santa Rosa Late 2007
MacBook 13.3″ 1.83 GHz MA254LL/A
MacBook 13.3″ 1.83 GHz MA699LL/A
MacBook 13.3″ 2 GHz MA255LL/A
MacBook 13.3″ 2 GHz MA472LL/A
MacBook 13.3″ 2.0 GHz MA700LL/A
MacBook 13.3″ 2.0 GHz MA701LL/A
MacBook 13.3″ 2.0 GHz MB061LL/A
MacBook 13.3″ 2.2 GHz MB062LL/A
MacBook 13.3″ 2.2 GHz MB062LL/B
MacBook 13.3″ 2.2 GHz MB063LL/A
MacBook 13.3″ 2.2 GHz MB063LL/B
MacBook 13.3″ Core 2 Duo Mid 2007

Rating: (out of 3 reviews)

List Price:

Price: $ 15.90


Capacitor Replacement Tutorial

Posted by on Sunday, 6 June, 2010

Afroman goes over some basic information about capacitors: Capacitance, voltage ratings and polarity. Once you know what you are doing, you can replace faulty caps on your circuit board and bring your electronics back to life! Don’t forget to vote 5!
Video Rating: 4 / 5

LG Electronics Adapter #TC-300W - New - #12
US $7.90
End Date: Friday Feb-10-2012 8:40:25 PST
Buy It Now for only: US $7.90
Buy it now | Add to watch list

Noise Cancellation Headphones Reduce Annoying, Unwanted Noise

Posted by on Thursday, 6 May, 2010

If background noise has ever bothered you when listening to music, then noise cancellation headphones may be just the thing you need. There are many places where listening to music on headphones can be a relaxing escape, such as on a commuter train or bus. However, surrounding sounds such as traffic and conversations can be very annoying if you’ve ever tried this. Sometimes even your home can lack the peace you want, with the unwanted sounds of lawn equipment, TVs and radios, and neighborhood children.

 

Switch off the Noise with Noise Cancellation Headphones

 

Our modern world is also a very noisy world. Noise cancellation headphones were invented in response to all the sounds in our modern world. You can use this great invention to shut out annoying background noise. With noise cancellation headphones, you will find the quiet you’ve been looking for.

 

How do noise cancellation headphones work? The headset contains a small circuit that samples noise in the environment and then creates a sound wave which has the opposite polarity. This sound wave cancels out the noise in the environment for the person wearing the headphones. This leaves only the music to be heard.

 

Choosing the Best Noise Cancellation Headphones

 

It can be challenging to find a pair of noise cancellation headphones that really work. Some low-quality brands just eat up batteries without really reducing your unwanted noise at all. Paying a higher price doesn’t necessarily mean you will be getting higher quality noise cancellation headphones. The best thing to do is visit a store that sells a wide variety of options and test them out yourself.

 

One thing to keep in mind as you try out different noise cancellation headphones is how long the batteries are expected to last in each model. You should be able to use the headphones for at least 20 hours with a set of batteries. If you find a pair that work well but require a lot of batteries, think about using rechargeable batteries in your noise cancellation headphones.

Damen Choy, editor of Surround Headphones SurroundHeadphonesToday.com provides you the best information about different kinds of headphones. Have you tried RF wireless headphones? Visit Why RF Wireless Headphones now.


Michelin’s Smart Jumper Cables

Posted by on Wednesday, 7 April, 2010

Michelin's Smart Jumper Cables (Image courtesy Autoblog)
By Andrew Liszewski

As if having a dead battery in your vehicle wasn’t bad enough, there’s also the risk of doing some serious damage if you incorrectly hook up a set of jumper cables while trying to bring it back to life. Not so with Michelin’s Smart Jumper Cables. An electronic box in-between the sets of clamps lets you know when everything’s hooked up, properly completing the circuit, and once both batteries are connected any issues with polarity are automatically taken care of to keep sparking and ’splosions to a minimum. $40 available at most auto supply retailers.

[ Michelin's Smart Jumper Cables ] VIA [ Autoblog ]