Amplitude Shift Keying
ASK is a simple technique that uses two voltage levels to represent 0 and 1.
![]() | Reproduced with permission from Computer Desktop Encyclopedia. Copyright (c) 1981-2009 The Computer Language Company Inc. All rights reserved. |
Additional Resources
- "Turkey Day" tech support survival kit
- Not bad, AdrianI agree about the Microsoft Security Essentials, as it is now my standard install. I typically find a nice performance improvement after removing whatever security suite they have and installing MSE.For scanners, I use Malwarebytes. It is small and easy to run, and finds and removes...
- Discussion threads 2009-11-24
- Can Obama make science cool?
- Give him a Nobel for Science for his science speeches!Please! Obama doesn't even deserve to be your President. All the promises he made have remained just that. What else can this world expect from a politician? And things are clear from his popularity ratings.Obama is good with one thing and...
- Discussion threads 2009-11-23
- Falling behind in science? No kidding!
- Our school district is providing H1N1 shots to any students whose parents request it. It's an easy way to build some so-called "herd immunity" in the age group most vulnerable to this particular flu strain. In fact, my 7-year old was the very first in the district to...
- Blog posts 2009-11-23
- More people, more pollution, right?
- Population ControlWhat is it now, the big 'O' is going to sterilize the peasants so they don't reproduce? If you want to get the low IQ, better to castrate Windows admins.NT.*yawn**yawn* - yeah, okay, heard all that before. If you want to propose a solution (other than resorting to communism...
- Discussion threads 2009-11-22
- Paying for what does not work remains popular
- We are already there, DanaYou said "But at some point your neighbors, who are paying for your excess, whether in the form of insurance or in the form of taxes, are going to start asking these hard questions"We are already there. I agree with you that many of us...
- Discussion threads 2009-11-20
- ChromeOS says tear down this network regulation wall
- Costs"What is holding back network capacity is politics."What's holding back network capacity is huge costs.Yep, very important to push the ISPs to free up the bits. They would love to continue selling bandwidth through an eyedropper at very high prices. They need a push.Oh, and Microsoft will not like this...
- Discussion threads 2009-11-19
- Is it OK to use OEM Windows on your own PC? Don't ask Microsoft
- RE: Is it OK to use OEM Windows on your own PC? Don't ask MicrosoftI built my current desktop in July and purchased/installed an OEM version of Vista Home Premium. I also took advantage of Microsoft's free upgrade to Windows 7 Home Premium which I installed on the same PC....
- Discussion threads 2009-11-15
- The stupid network will get a hearing
- Leave my bits aloneIf I pay for unlimited service up to a certain speed that's what I expect to get. The fee I pay is supposed to cover the level of service I order. If a company is investing in a service I didn't buy, they neeed to get their...
- Discussion threads 2009-11-13
- Did Microsoft Windows 7 download tool violate the GPL?
- ProbablyA microsoft programmer probably used code he found in the net(IE code-plex...) instead of developping his own code...At school the programmer would have failed his course, here MS will face, once aggain, the wrath of Stallman's little cultists.if true they should get penalize ntnt It was a CodePlex project?Well...
- Discussion threads 2009-11-10
- Google: Is there anyone who doesn't have an opinion?
- Google is 1995 MicrosoftFor now, Google is up there, with great products, a bright future and way in front. But...Google can't be different from any other company that ever emerged, flourish and then met their nemesis. Everybody thinks it will be MS or Apple but the reality will probably be...
- Discussion threads 2009-11-10
- 10 ways to evaluate your IT management software
- Does your helpdesk work for you or do you work for your helpdesk? Saar Bitner of SysAid Technologies tells how to manage you IT management software. Commentary - Choosing the right IT management software solution is a strategic decision that requires the careful planning and consideration of every IT...
- News items 2009-11-05
- Enterprise 2.0 - the non-debate
- If I'd paid the full whack $2,495 to attend the Enterprise 2.0 conference I'd be demanding at least a partial refund. It seems the 'Enterprise 2.0 - what a crock' debate was less than a damp squib and more like a feeble whimper. Here's the back story: ...
- Blog posts 2009-11-05
- Congress may require ISPs to block fraud sites
- It`s About Time!they should block and prosecute those sites that send and try to install virus/spyware throught peoples computers.they should loose their internet connection right way,and have their name/info somewhere in a database, that a ISP can check before they can sign up for a internet service.DOING that i`m sure...
- Discussion threads 2009-11-04
- In recession, VoIP makes strong case for cutting your home landline
- Tempting, but I will passI've considered VoIP several times over the years, but it usually just takes a few phone calls with a friend or relative who is using VoIP before I change my mind! Not infrequently, the conversation becomes a warbling mess. Then there are times we...
- Discussion threads 2009-10-30
- Carper option in final Senate health bill
- opt outdoes that mean a state can decide, whether or not, their citizens can get national health care?"Let the trolling begin in earnest."?I think you meant:"[i]Let those who disagree with me begin posting.[/i]"No......trolling is posting deliberately inflammatory remarks in order to get responses. You've even admitted you're doing that, because...
- Discussion threads 2009-10-27
- Microsoft drops 'Family Guy' special
- Viewers watch Family Guy because they want tonot because it's forced in to their cubicles at work.That doesn't fit with the Windows brand, indeed.MSFT tried to alter the content of the show"Microsoft sent MacFarlane and Fox several notes expressing their concern over the show's content but ultimately decided just to...
- Discussion threads 2009-10-27
- iRetirement for iPhone 1.2 (Mobile)
- iRetirement for iPhone lets you see the future two ways. First, you can see how your 401k or IRA will grow so you will know how much will be there when you plan to retirement. It allows you to study various scenarios with just a few key strokes and secondly,...
- Software downloads 2009-10-27
- Accelerating Business Performance: San Francisco & Frankfurt Enterprise 2.0 Conferences
- Next week sees the inaugural West Coast iteration of the Enterprise 2.0 conference, which is also an annual June event in Boston on the east coast. Sameer Patel and I will be running a track throughout the event which is focused on Selling the Case for...
- Blog posts 2009-10-26
- Ding Dong, The Vista's DEAD!
- Vista is still alive here..."Vista definitely improved"Vista-preinstalled SP1/SP2 Just Works, so I have no immediate plans to upgrade to Windows 7. Right now, I don't want to tempt fate.I don't see why people get all emo over Vista's UAC. It doesn't bother me.Yes, everyone says that Windows 7 is better...
- Discussion threads 2009-10-24
- Government in action: 1.3M mobile plans; Mexico's Internet tax; England's crime map
- Loosely linked.. i guess.. but i like the crime mapAs an active member of my HOA, we ask the local police all the time about our areas crime stats compared to surrounding areas.As i am sure everyone is aware, crime rises in a recession and even our local area has...
- Discussion threads 2009-10-23
Premier Vendor Content Whitepapers, webcasts & resources from our Power Center Sponsors
- Keep Up With The Latest In Document Management with The DocuMentor.
-
Doc delivers the scoop on today's enterprise content management, printer maintenance, and all other issues related to document management. It's the DocuMentor Blog.
- Learn more >>
- Microsoft Dynamics CRM Online - Free Six-Month Trial for Eligible Organizations
-
Microsoft Dynamics CRM Online provides fast online access, simple contact management and better sales performance for a low monthly cost - the best value on the market today.

- Learn more about the free, six-month trial offer>>
- Learn more about tools to grow your business
-
The Business Essentials Guide provides you useful tools and templates to help grow your business and save you time with automated shipping solutions.
- Save time with the UPS Business Essentials Guide
-
-
Smart Tech
Expert advice on innovations in healthcare and the green technologies that make it happen.
Find out more
-
Smart Business
Discussion and advice on management issues that revolve around making your world smarter and more useful.
More Smart Advice
-
Smart People
The best and worst moves in the management and strategy trenches.
Learn More








