noise problem

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Solving Noise Problems

This white paper describes common causes of noise and suggests ways to reduce or eliminate noise problems. Noise problems are best handled in the design process, before they occur. The following checklist is taken from Henry Ott's Noise Reduction Techniques in Electronic Systems, second edition (New York: John...

Tags: Z-World Inc., Noise Problem

White papers 2001-10-26

Additional Resources

HP vs. Dell: Showdown at the Windows 7 upgrade corral

Well, the great thing is all the competition. I like to see Acer squeezing them both from below, and of course competing with each other. Of course also great to see all the pressure on MS to innovate and lower prices.Google Chrome_OS will be hard to beatWell, with Google_Chrome_OS it...

Tags: Operating systems, Microsoft Windows Vista (Longhorn), Hewlett-Packard Co., Dell Computer Corp., Microsoft Corp., Windows 8, Microsoft Windows, XPS, Microsoft Windows 7

Discussion threads 2009-11-24

Oracle opponent cheers delay in mySQL decision

If its MYsql the problem make a foundation out of it IF everybody is so worry about MYsql quick turn this into a foundation big time and sell support.Give away the code , give a version of mysql to a competition on EU to shut them...

Tags: OPEN SOURCE, Databases, MySQL, Oracle Corp.

Discussion threads 2009-11-20

Samsung SCH-220 Code - silver (MetroPCS)

The Samsung Code (SCH-i220) is MetroPCS's first Windows Mobile 6.1 smartphone, which seems like a step backward seeing as Windows Mobile 6.5 devices are available. However, that shouldn't detract the customers from getting the messaging-centric device. The Code offers a sleek design, easy-to-use keyboard, and decent performance and call quality....

Tags: Mobile operating systems, Microsoft Windows, Handhelds, Mobile applications, Operating systems, Cellular phones, Samsung Electronics Co. Ltd.

Product reviews 2009-11-18

Jabra Stone

Not many Bluetooth headsets combine style and performance, and when they do, they stand out. Examples include the Aliph Jawbone Prime, the BlueAnt Q1, and the Plantronics Discovery 975. Jabra, a company that has been in the Bluetooth business a long time, attempts to come up with yet another headset...

Tags: headset, Jabra, Stone

Product reviews 2009-11-17

Finding pocket cameras with the best anti-shake feature

All of us are susceptible to some camera shake now and again, either from unsteady hands, dim lighting or just a large gust of wind blowing past. Sometimes you need a camera that will account for this problem more than others. Here are three cameras that are reputed to have...

Tags: Camera, Rachel King

Blog posts 2009-11-03

Needles and haystacks: Balancing precision and recall

Attivio's Sid Probstein says for traditional search, the conventional model is to return many results to get high recall; somewhere in there are the right answers. But what if you want a more precise answer? Commentary - These terms are bandied about in most every...

Tags: Recall, Pregnancy, Attivio, Spam Email, E-mail, Cyberthreats, Spam, Online Communications, Security, Spam And Phishing, search, Sid Probstein Attivio, Special to ZDNet, Sid Probstein Attivio, Special to ZDNet

News items 2009-10-29

Audio-Technica ATH-ANC7b QuietPoint

Last year, we reviewed the Audio-Technica QuietPoint ATH-ANC7 noise-canceling headphones, and editor Jasmine France thought they were a good value, offering decent but not great sound for the money. Well, when we heard that Audio-Technica was releasing a new, improved version of these headphones with a "b" tacked on to...

Tags: headphone, Audio-Technica, Bose

Product reviews 2009-10-28

Nokia 2705 Shade - black (Verizon Wireless)

Photo gallery:Nokia ShadeMost of Nokia's recent cell phones for the U.S. market haven't been too exciting. Sure, the company gave us the odd Nokia Twist last month, but we're more likely to see functional handsets like AT&T's Nokia Mural 6750. Verizon's new Nokia Shade 2705 certainly is part of that...

Tags: Telecom & Utilities, Verizon Wireless, Nokia Corp., phone

Product reviews 2009-10-27

Learning from the weak signals of failure

Sometimes a refusal to listen . . .Sometimes it's a refusal of top level management to listen to lower level employees as well. NASA was notorious for having unsatisfied employees who knew key facts about issues, but ignored them, even if the employee was proactive about trying to contact somebody...

Tags: Team management, weak signal

Discussion threads 2009-10-26

WSJ chief criticizes news aggregators - creators carry cost burden

More important...than net neutrality? You are out of your mind. You probably think you are a journalist as well. What a joke. Do you even proof read your own dribble? It's obvious you don't. What kind of journalist would send out content with grammar and spelling errors? it has...

Tags: Advertising & Promotion, advertisement, Google Inc., revenue

Discussion threads 2009-10-23

Relax, kids...Windows 7 is just another OS

finally...someone with sensefor all this noise and fireworks, finaly someone here says something reasonable7 is just another OSand yes it is.amen.give this man a raiseIt doesn't have to rock to be successfulIt merely needs to be fast, stable and secure. If that's all it does, then there's no reason to...

Tags: Operating systems, operating system, Microsoft Windows 7, Microsoft Corp., Microsoft Windows

Discussion threads 2009-10-22

Google CEO Schmidt: Microsoft's Bing-Twitter pact 'a smart deal for them'

Google CEO Eric Schmidt said Wednesday that Microsoft's Bing-Twitter deal "is a good deal for them." But he also hinted that Google isn't going away quietly. "Watch this space," he said referring to real-time search. Speaking at the Gartner IT Symposium 2009, Schmidt Google can rank real-time...

Tags: Google Inc., Twitter Inc., Microsoft Corp., Blogging, Internet, Larry Dignan

Blog posts 2009-10-21

A word of warning on hard disk recovery by swapping logic boards

Freezing it?"Popping it into a sealed plastic bag and freezing it for a few hours."Pardon my ignorance - what does this do to help?Except in this case, the problem is almostcertainly fried electronics because of the method in which the drive failed.Strange. Hu?I can't say how it works, but I...

Tags: logic board, hard drive, hard-disk recovery, Cooling

Discussion threads 2009-10-21

SaaS: Shelfware as a service?

Think the conclusions are a bit flawedI think we can all agree that SaaS saves operational expenses, increases agility and improves the user experience. I don't think the fact that Salesforce.com has been successful can be held against the category.The shelfware point is a bit more subtle. The...

Tags: Software as a Service (SaaS), Managed hosting, cloud computing, software-as-a-service, shelfware

Discussion threads 2009-10-21

Ubuntu, SUSE, Fedora Linux updates prepped as Win7 release nears

another nail in M$ coffinThe upcomming failure of windoze 7 and M$ going under will not leave the users exposed.Linux is here to save the day!Wrong Answerhttp://www.engadget.com/2009/10/21/windows-7-breaks-amazon-uk-pre-order-volume-record-ousts-harry/DesperationGuess it shows how desperate Vista users are to get onto Win7Windows 7 a failure?Didn't it already surpass Linux's market share? BEFORE it's GA?Failure...

Tags: UNIX, Operating systems, OPEN SOURCE, SuSE, Linux, Fedora Project, Microsoft Corp., Ubuntu, Microsoft Windows

Discussion threads 2009-10-21

Free WiFi from Google - On airplains

WTF is an "airplain"?Is it the air above Kansas?It is for reasons like your comment......that you are no longer allowed in Kansas !!!RE: Free WiFi from Google - On airplainsWill this be safe... they ban phone and communication devices with a well known reason... and Internet on Plane can be...

Tags: Wireless LANs, Telecom & Utilities, Cellular phones, WTF, phone, cell phone, Wi-Fi, Free Wifi, Google Inc.

Discussion threads 2009-10-20

Calling all global cooling, how about a little help here?

Don't shoot the messenger, you might not like it that the earth is getting hotter and that we need to do something about it, but, don't get mad at those reporting it.You probably don't like all of the photos of open water over the arctic either. Nor would you want...

Tags: Taxes, Free trade, tax, climate change

Discussion threads 2009-10-16

2010 Lexus IS 350 C

Photo gallery:2010 Lexus IS 350 CWhen Lexus chopped the top off the IS model, it not only added a convertible to its lineup, but made some much-needed updates to the cabin tech. The 2010 Lexus IS 350 C uses a retractable hard top. We like the extra weather protection provided...

Tags: C/C++, IS 350, Lexus, car

Product reviews 2009-10-13

Canon Vixia HF S11

Photo gallery:Canon Vixia HF S10/S11Many companies turn out SD-based camcorders in compact designs, simply because the flash-based technologies allow for much smaller models than those based on tape, hard disks, and mini DVDs. While Canon continues to offer compact AVCHD models, the Vixia HF20 and HF200, the company's branching out...

Tags: camcorder, Canon Inc., microphone

Product reviews 2009-10-02