• August 30, 2017 /  Robotics
    techno19

    Robotic vacuum cleaners, also known as robovacs, are intelligent machines that do not work like regular vacuums. They move and spin on their own, covering large stretches of space. The brushes may stretch or rotate to clean properly. Robovac owners use the tools to free themselves of another domestic responsibility. The popular and effective robot brands have been reviewed heavily. People who want to take on robot vacuum cleaner reviews successfully should know about the different features that will be discussed.

    Robovacs -see- in different ways. Some machines use audio and visual sensors to find obstacles. The sensors are made to find dirt and debris. Other machines have laser eyes that create room outlines. The Neato brand has vacuums that use high-tech laser maps. The Iclebo brand has models that vacuum and re-vacuum the same areas several times. The advanced models have built-in cameras that find past locations and destinations. Good robots know where to move, where they have been and where they should go. Efficient robovacs clean entire floors that are mildly to heavily filthy. Consumers must find robots that actually see well.

    People’s needs vary when it comes to choosing the best vacuum. The main feature to look for is power. Any vacuum has to have its suction powers tested. The power affects the efficiency of the brush, which can rotate or sweep from side to side. Along with brushes, the vacuum must have all the power parts like cords, remotes and batteries that do not break easily and can be replaced quickly.

    Sufficient power includes a long battery life. The manager of a large office will want a long-lasting product. The vacuum may take an hour to clean one area, and then it works on another area. Some electronics have low battery indicators, and others recharge themselves and continue to clean. Many robots recharge immediately without human assistance.

    It should be easy to clean and move robovacs. Some machines are simple to clean and empty without large bags. Some devices have indicators that show when the bins are full beyond capacity.

    Robot vacuums are designed to automate the task of vacuuming, which saves the time and efforts of the owners. These devices crawl into hard-to-reach places and clean thoroughly. It is rare to find a quiet vacuum, and most people have accepted that fact. Also, the vacuums may not be perfectly streamlined or work in all parts of the house. In addition, it is hard to test every product out there, so customer reviews are valuable. These vacuums are proven to work, so consumers should know the features and analyze reviews carefully.

  • August 29, 2017 /  Computer & Multimedia
    techno15

    Wireless microphones are one of the essential devices used in computers, developed primarily for multimedia tasking. This system simplifies the work in an efficient and expedient manner. These are effective and versatile tools used in varied applications speech recognition and dictation, video conferencing, concerts, computer telephony, and more.

    Description of Wireless Microphones
    A computer wireless microphone is a microphone with no tangible cable and is directly connected to the sound recording (sound card) of a computer. Its hands-free feature allows for multitasking.

    The wireless microphone technology is now being incorporated in technologies like the mouse, speaker, printer, scanner, and digital cameras. Audio applications include speech recognition, speech dictation, computer telephony, video conferencing, and internet telephones.

    The sound card is typically included as package on personal computers and is attached to the motherboard of the PC. It is usually coupled with built-in microphone and line level ports that work in the analog audio signal input and output of the audio data.

    One advantage of the wireless microphone system is being able to customize a loud speaker for various modes like speakerphone mode or non-speaker audio mode. These microphones are often joined to the head set and permit you to have the benefit of better quality of music and sounds. The head set microphones also let you move freely in all directions without the risks of possible stumbles or trips.

    Nowadays, there are different standards, frequencies, and transmissions of modern devices being used to replace the conventional microphones cable connection and turn it into wireless. Wireless microphone can be transmitted in radio waves using UHF or VHF frequencies, AM or FM frequencies or any other digital software scheme. Low cost microphone models make use of an infrared light. To avoid interference, most advanced variations of this device operate selected frequency to facilitate the adoption of several computer programs simultaneously.

    The Modern models of computer wireless microphone transmit clear reception. The two separate receiver modules with antennae reduce dead spot in sound waves.

    Two Types of Most Frequently Used Digital Transmission Scheme
    The Digital Hybrid System uses an FM analog audio signal to combine with Digital Signal Processing (DSP). It enhances the audio spectrum to make it easier to get the right frequency. DSP reduces noise and eliminates undesirable effects. This wireless microphone operates on a high level bandwidth of 200 to 500 kHz.

    On the other hand, the Pure Digital System is a frequency-hopping spread technology. It requires more bandwidth than an FM signal and operates at 900 MHz or 2.4 GHz bandwidth.

    Where to Use the Computer Wireless Microphone System
    Computer Wireless Microphone System is substantially versatile. It can be applied in vehicles associated with cellular phones, transportable video cameras, and other multimedia device. In addition, these device systems can be use in concert halls, live stages, radio stations, or wayside recording. These wireless microphones can function well in other two-way communication devices such as aircraft headsets.

  • August 28, 2017 /  Hardware & Software
    techno9

    Thin client hardware and software are being bought at a rate twice as fast as that of PCs. They are known for being cost effective and stable, but this is not the main driver compelling organization to buy them. The main reason for the growth according to experts is the ease of data security and implementation provided by VDI architecture.

    Data compliance is a very important aspect of the implementation of data security. Organizations have no choice but to comply and implement their data systems according to what has been stipulated by the regulations. The infrastructure of the organization cannot afford to compromise employee and client data, lest the organization finds itself with legal issues that they had not anticipated.

    Keeping an Eye on All Information

    The European union Passed the European Union Data Protection Directive that requires all the information concerning any -identifiable person-, to be protected from unauthorized sharing or processing. The organization must take the responsibility of ensuring data, concerning clients and employees, is protected.

    The only way the organization can ensure that the electronic data is protected, is to use a system such as an RDP thin client Linux. PCs in an organization can be challenging to control. Research shows that it is very easy for PCs to be infected with Trojan horses, viruses, worms and malware. Malware can be used by unscrupulous people to harvest data about clients remotely. The organization’s trade secrets as well as sensitive client information can be obtained this way.

    Since the EU Data Protection Directive requires all information to be guarded from unauthorized sharing and dissemination, the organization must have a system that closely controls it. Thin client hardware and architecture can help achieve this through a centralized control of the data. Viruses and malware are easier to control using a thin client than using PCs.

    Demonstrating Control of Information

    Some regulations are very stringent on data protection and privacy. The organization may be required to demonstrate that the information concerning a client or patient cannot be downloaded onto the local computer. This is to reduce the unauthorized processing of information. If the organization is using PC, they may have to acquire expensive software that does not always guarantee the desired results.

    The Most Affordable Data Protection System Installing Linux or Windows thin client solutions is easy to deploy and will ensure the organization can comply with regulations faster than they would with the traditional PC architecture. It is a more affordable and effective alternative to PCs when it comes to data security and compliance.

    IGEL Technology provides IT services like Thin client applications, Windows thin clients and others thin client hardware, There are several reasons that make it the best for deploying a new system in the organization.

  • August 28, 2017 /  Science & Technology
    techno3

    Elizabeth Whelan, President of the American Council on Science and Health (ACSH) posted a great entry on ACSHs Health Facts and Fears blog on the growing attempts by activist groups to convince the EPA to ban atrazine due to cancer claims and other health concerns.

    Atrazine is one of the most widely used herbicides in the world. It helps farmers fight weeds on corn, sugar cane and other crops, leading to dramatic increases in crop yields. Without it, our food supply would be in jeopardy. Activists want the public to believe that atrazine causes cancer and birth defects, but its simply not true. Whelan writes:

    “Atrazines health and safety record is stellar. The Safe Drinking Water Act requires monitoring for a multitude of chemicals, including atrazine. Levels of atrazine in U.S. waters are well within the federal lifetime drinking water standard a level containing a 1,000-fold safety buffer. The Environmental Protection Agency in 2006 completed a 12-year review involving 60,000 different studies and concluded that the current use of atrazine poses “no harm” to the general population infants, children and adults. According to this same regulatory agency (which oversees pesticide use) atrazine is “one of the most closely examined pesticides in the marketplace.”

    Whelan points out that many activists are not willing to accept this assessment and were able to cast doubts upon the issue with the EPA. As a result, last fall the EPA announced it would initiate a re-re-re-evaluation of atrazine and health. These activists will not be happy until the EPA bans this herbicide, which would then open the door for activists to attack more chemicals, claiming they are unsafe.

    Finally, Whelan points to the media for “scaring” the public into thinking that these “chemicals” are unsafe and that the manner in which they are evaluated should be changed:

    “Many of the recent media chemical scares, like the two hour “toxic” presentation on CNN, argue that a) there are tens of thousands of “chemicals” out there; and b) the current government policy, assuming these chemicals are safe until contrary evidence was presented, must be reversed so that a chemical is considered hazardous until it is “proven safe.” But how do you prove something to be safe? Its like trying to prove a negative it cant be done. The example of atrazine with decades of safe use, thousands of studies that found no harm to humans and years of getting a green light from EPA (which is not known for understating chemical risks) leaves us with the question: After all these evaluations and years of use, if atrazine doesnt meet the criteria for “safety,” what chemical possibly could?”

  • August 28, 2017 /  Computer & Multimedia
    techno15

    With people who have been using the other blackberry models must be well aware about the quality that this brand offers. If one is making a choice for this brand then all they need to do is to pick and choose the applications that would suit the most. The Blackberry 9700 is a bold phone and has revolutionized the other multimedia handsets.

    The multimedia and fun attributes of bold Blackberry 9700

    This mobile is worth its price for looks and features. It is light weight, easily navigable and contains most of the application. Listed some examples portray its multimedia aspects:

    With internet being the most well versed media application the Blackberry 9700 is the best choice for the individual who is willing to surf the web on the handset itself. This has a browser that supports HTML and XHTML formats and therefore makes it convenient for web lovers to browse. Apart from HTML GPRS, EDGE and the 3G technology are allowing the users to surf through the internet without any interruption. The speed with which the browser supports is excellent. The 3.6 Mbps speed gives a unanimous flow and pace while surfing.

    With the connectivity features one can always stay connected.The Bluetooth facility is also available and this makes the exchange of data quite convenient and therefore one can exchange all sorts of file formats be it music or documentation files. The Blackberry 9700 is also fully loaded with the GPS navigation. Another feature is the presence of the pre-loaded blackberry maps. This is an excellent feature that allows the users to locate their destinations soon and also prevents them from getting lost in unknown destinations.

    The preloaded maps open up quite fast within 20- 25 seconds and one can always reach the place easily and fast.The other advantage that these maps offer is that one can locate the place just by simple key words.The other enhanced multimedia feature is the presence of WI-FI. This one feature is making the handset sell like hot cakes. The Wi-Fi application allows people to stay in touch more easily and one can surf the web free of cost with this one aspect. Blackberry 9700 is supporting all sorts of music file formats alongside the 3.1 mp camera is adding a dynamism to this device.

    Sony Ericsson Aino, Nokia 2730, Sony Ericsson Yari are the popular offers and these mobile phone contracts are available on Online Mobile Phone Shop UK.

  • August 27, 2017 /  Science & Technology
    techno3

    The idea of the “home of the future” usually contrasts with the idea of environmental responsibility. The perception of technology being detrimental to ecologicial stability is slowly being replaced with the advent of smart technologies such as Suspended Particle Device or SPD glass.

    What is SPD Glass?

    In the area of light control, there are three main technologies: polymer liquid crystal devices (PDLC), suspended particle devices (SPD) and Electro chromic devices (EC). All three may be used to produce smart glass, which is described as a glass that can change its light transmission when a voltage is applied. In a nutshell these technologies control the opacity of glass via a control method (sensors, remotes, wall switches etc) to regulate the amount of light allowed to pass through it. SPD is generally the technology of choice for use in external or solar control windows because of its reliability, price, performance, and manufacturing advantages and aesthetics.

    Energy and Lighting Costs

    In terms of home and office environment SPD glass facades, windows and skylights can be used to more efficiently reduce the need for air conditioning during the summer months and heating during winter.

    The ability to instantly switch the glass to maximize daylight when it’s really needed and to provide controllable solar shading during peak light conditions is valuable and unique. SPD Glass has even advanced to the stage where light sensors can automatically adjust the opacity of the glass according to programmed settings. This low energy electric current saves overall temperature control and lighting costs and also reduced carbon emissions related to building maintenance.

    Hygiene and Health

    These SPD glass panels provide a hygienic alternative to curtains and blinds as they do not trap bacteria, grime and dust. Easily cleaned surfaces mean both a savings on cleaning agents and a cleaner environment for homeowners and building owners. Taking advantage of healthy natural lighting without the glare is the smart way to reduce eye strain and protect the skin from UV damage.

    Maintenance savings

    Professionally manufactures Suspended Particle Device technologies such as SPD glass utilise a highly durable, solid-state technology with no moving parts to wear out or break. Sun damage such a fading carpets, artwork and furniture is also greatly reduced making your interiors last longer. If you combine this interior longevity with the longevity of the physical glass itself you have a winning combination for your pocket and for the environment.

  • August 25, 2017 /  Server & Programming
    techno12

    Visual Basic is a high level programming language that has evolved from the DOS based programming language called BASIC (Beginners All Purpose Symbolic Instruction Code). It is a very easy programming language to learn and use and the code is very similar to the English language. It is a programming language that is composed of many subprograms that can execute either independently or linked together at the same time. Visual Basic is an event driven program language that has some of the features of an object-oriented programming language, but not all of the features of an object-oriented programming language.

    The most common version of Visual Basic is 6.x developed by Microsoft and is a very graphical user interface that makes developing programs very easy. To start programming in Visual Basic you will need what is a Microsoft VB compiler. When you start to develop a program in Visual Basic it is called Project and this Project is the collection of files that make up your entire program. One of the most common programs to start is called a Standard EXE (executable) program and it is easy to start in the Visual Basic programming environment by simply double-clicking on the Standard EXE icon.

    Once this is started you will see a series of other windows appear that you can select from. These windows include the Blank Form, Project, and Properties windows. A Toolbox is also included to provide easy access to create objects such as buttons, text and forms. The Toolbox makes it easy for programmers to simply click, drag and drop into their program interface.

    With knowledge and practice within visual basic a programmer can learn to easily build user interfaces, controls and other GUI components. A programmer will also know how to debug a program and use other tools at their disposal in what is called the Visual Studio. The Visual Studio provides an excellent set of tools for helping to program in Visual Basic 6.x.

  • August 23, 2017 /  Robotics
    techno13

    The Roomba 770 from iRobot is an advanced cleaning robot that vacuums your house so that you never have to lift a finger. The Roomba 770 is just one in a series of iRobot Roomba vacuum cleaners that have been evolving over the past few years to provide you with the best cleaning robots. The Roomba 770 is the little brother of the 780 in the 700 Roomba series.

    Programming your vacuuming at home is one of the luxuries of this robot – up to 7 times a week with the 770 so you can head out and forget about it. It navigates itself throughout the house using the new ‘sensor technology’. This robot can be programmed with exact parameters of where to go so it doesn’t get lost in your house.

    The Roomba 770 has an Advanced Cleaning head that has been designed especially for pet owners. The new cleaning head of the Roomba 770 has been specifically engineered to pick up extra hair and dirt – right down to the smallest dust particles.

    iRobot’s Roomba 770 has iAdapt technology which means that it can customize to your house and the area it is cleaning up to 60 times a second. Softening the contact with multiple pieces of furniture in your house it uses sensors to ensure it doesn’t break anything. It can tell the difference between a wall and a curtain and uses an incredible wall following technique to make sure your whole floor is cleaned.

    The 770 Roomba has the brand spanking new ‘Dirt Detect’ that stops the Roomba in its tracks if it finds a particularly dirty area – making sure it goes over it until satisfied. The New Roomba 770 also features a bin indicator light that lets you know when it needs to be emptied. With a Roomba 770 robotic vacuum cleaner from iRobot the most work you will ever have to do around your home is to empty the Roomba 770’s bin and make sure you keep it clean. When it’s low on power the little robot will also find its way back to its dock to fill up with gas.

    If your time is valuable to you – you can now spend it doing something other than cleaning your house. Let the Roomba 770 do your work for you.

  • August 22, 2017 /  Computer & Multimedia
    techno

    If you are anything like I am, you have been infected by at least one virus and occasionally have a really hard time removing it. I will show you to remove these tough viruses without having to rebuild your computer or pay someone big money to do so.

    Ok so you notice your computer is running very slow. You run your virus scan software and find one or more viruses. You clean them up and your computer still runs slow. You cant figure out why so you run another scan and find out that the same virus is still on your computer. How does this happen?

    Basically, there are viruses that will drop into protected system files or startup files that hide within your computer. Sometimes they cannot be removed without rebuilding your computer but there are a few ways around this.

    First things first, get a computer toolkit ready to destroy the virus on multiple levels. I recommend a spybot scanner, adware scanner, and virus scan. Plus it always helps to have a strong registry cleaner. Once you have all of these tools ready to go, get them updated fully and download the latest versions of each if possible. After you have updated all of these tools DISCONNECT your internet connection from the computer.

    It is essential to disconnect from the internet because most of the imbedded viruses will connect to their host site after the main piece is removed and will download and install itself again without you knowing. Run all of your scan utilities first and restart your computer after they have finished. Once the computer is started up, run the scans once more and restart if the virus is back. If you cannot remove the virus within three restarts, further action is required and will more than likely result in a rebuild.

    If you remove it, run a registry clean to remove any leftover tag files. This will also help speed up your computer slightly. Refer to my article 5 Easy Tips To Keep Your Computer Running Smooth And Safe for more computer optimization tips. Restart once more and connect to the internet once more. You should run one more scan to verify the virus is gone. If it is we are ready to go. If it isnt removed you will have to take a couple more steps.
    Use your scan utilities to find out exactly where the files are located and remove them from the registry. Be warned that removing registry files can break your operating system.

  • August 22, 2017 /  Computer & Multimedia
    techno5

    So, we have all heard about computer networking, and we are familiar with such terms such as LAN (Local Area Netowork), Ethernet, and others. But what exactly is a network, and how can it be beneficial to have one implemented in your business? Let’s take a quick peek and see if we can find a few answers.

    In essence, a network is a way of interconnecting a group of computers that are usually close to one another. The main purpose of creating a network is to simplify and allow the flow of information and resources among different computers and their users. The first known computer network was created to benefit the United States Department of Defend in the late 1960’s so that information could be exchanged in an easier, quicker, and perhaps more secretive manner.

    There are three main methods in which computers are connected today: through Ethernet, which is a physical cable that attaches to each computer, which involves the use of bridges, routers, hubs, and switches; fiber-optics, which allow for greater distances between computers, with quicker communication between them; and one of the most popular, the Wireless LAN connection, which involves only a small router and no wires at all, as the name suggests.

    One great benefit that many offices frequently take use is office e-mail. Instead of making phone calls, scheduling a meeting, or trying to make an announcement, supervisors may quickly jot down a memo and disperse it to whomever they need to see it–the whole office, or an exclusive group of employees. This also allows for the secure transmission of confidential information, such as financial records, which in turn cuts down on unnecessary paperwork.

    Having a network in the office also allows for several conveniences. One such is a document repository. This creates a space for public folders, which can be accessed through the exchange server.

    Public folders may contain items that all employees may need to access, like the employee handbook or vacation schedules. This can make it easier to bring on new employees, as they will have many helpful hints right at their fingertips so that they will not have to run to a supervisor every time they forget what to do–they can simply look it up!

    Electronic time clocks are also very useful to employers. Clocking in and out is often done through a secret pin number and an electronic fingerprint reader. While we would all love for our employees to be wholly honest citizens who would never have someone clock in or out for them, this is an added measure to prevent such behaviors.

    All in all, an office computer network provides many benefits and conveniences to its users as it helps in streamlining communication among all workers.