A Trick to Roll Back the Windows XP Network Card Driver

Quite a few computer users are always busy with updating their net card drivers to the latest version, by doing so they think they can dig into the card's maximum potential and make the full use of it. Actually, now most of the latest network interface card drivers have this or that kind of bugs, and once you install them into your local computer system, your network adapter may work unstably. Therefore, after you update the network card drivers, if you lose the line while surfing on the Net frequently or your network often suffers some odd failures, you'd better roll back your network adapter driver to the original version.

To restore your net card driver, you only need to completely upload your latest driver from the local computer system, and then install the original one manually in the traditional way, or if you think it complicated and you can download some easy-to-use driver manager tools like Driver Checker to help you roll back this driver automatically.

And if you have a Windows XP system, you can try the step by step instruction below:

Step 1 Right-click My Computer and select Properties .

Step 2 Click Hardware , and choose Device Manger to open it.

Step 3 In the Device Manager , double-click Network Adapters .

Step 4 Right-click this controller in the drop down list and select Properties .

Step 5 In the Properties sheet, click drive , select Roll Back Driver and then click OK .

Finally, your computer will restore the original driver.

Upset by your stubborn hardware driver problems and confused about what to do? Why not download a driver update tool to fix them without any more ado!

Source by Molly Smith

Digital Filter And Its Advantages and Disadvantages!

In quest to design a digital filter, it is important to follow a step by step guideline from specification to implementation. Each option of the design process is open for all designers. Most digital signals process experts apply some digital filter theory especially reflecting the considerable research effort, approximation for finding useful method of calculating filter coefficient.

What is digital filter?

It is a network or a accuracy system by which we can change the wave shape, amplitude, phase, frequency and other characteristics of the signal in a desired manner. The main objectives of using the filter in digital signal processing are to improve the signal quality by reducing noise, to extract or combine the desired portion of the signal. Basically in signal processing technology, it is an algorithm which is implemented in software and hardware to generate digital output signal from the input signal explicitly in a desired manner. It performs on a routine filtering algorithm representing some variables, numbers or digitized analog signals on specific hardware or software.

There are few steps in real time digital filter with analog input. First, band limiter limits the analog signal in order to periodic sample and convert into series of binary sample. Second, a processor is used to process these input sequences into output sequences with some types of computational mathematical algorithm. After that, the processed signal converters in analog signal reducing some unwanted components.


  • It has linear phase response.
  • Thermal and environmental variation can not change the performance.
  • It is so-called adaptive filter because the frequency response can be possible to adjust automatically with implementation of programmable processor.
  • It is possible to filter several input sequences without any hardware replication.
  • All data can be stored
  • It has repeatable performance unit to unit.
  • Due to its operating level is at low frequency, it is used where the use of analog system is impractical.


  • In reality, the signal bandwidth of the digital sequence is much lower than the analog sequence. Signal processing speed is one of the key factors of calculating the total device performance. Actually the speed operation totally depends on the number of the arithmetic operation in the processor.
  • Finite word-length effect, which results quantizing noise and round-off noise, is another major drawback during computation.
  • It needs much longer time to design and develop the digital sequences though it can be used on other tasks or applications once developed. Ordinarily good support of computer aided design can convert them into a pleasant tasks.

Source by Alamgir Mahmud

How to Grow Your Audience As A Network Marketing Professional

When you start out in the network marketing profession, you may have been told how easy it was going to be for you to build your business. Some things may have been left out so if you are not getting the results you want as quickly as you would like, know there is a reason why. In this article, I am going to talk with you about how to grow your audience as a network marketing professional.

Social Media

Social media has allowed for a powerful advantage when you are looking at ways to build an audience. Before the internet, people had offline newsletters and other means of building an audience, but there has always been a need for an audience for any type of business and specifically network marketing.

When you look at how easily accessible our target market is on social media, we are missing the boat if we are not all over building an audience and providing value to these people.

Be Consistent

One of the biggest mistakes people make is being inconsistent. This could be with their message but most often with their frequency. People get into habits and if people are in the habit of checking out your social media on the regular and you are not posting any updates, you are missing out. Your audience is going to go look for someone that is more consistent.


When you want to grow your audience, and create a following that knows you are trustworthy, you need to be consistent, always offer value and know that you are there for others and not for yourself. As you put these things into play, you will notice good begin to come to you.

Source by Jessica Lauren Vine

5 Penis Tips for Resurrecting a Desensitized Male Organ

Most guys like to believe that they are unstoppable sex machines, but the truth is, by the time they reach middle age, nearly nine men out of ten have experienced some loss of penis sensation. While this is not necessarily a sign of a serious health problem, it can have some unpleasant consequences. Men with reduced penile sensitivity may find sex to be less pleasurable, or they may have difficulty reaching orgasm.

Fortunately, in many cases, a combination of proper skin care with penis-specific vitamins and minerals, as well as following an overall penis care regimen, may help to reduce loss of sensation and increase sensitivity in the tip and shaft of the penis. The following tips are often recommended by men's health specialists for optimizing penis feeling.

1. Wear loose-fitting, "breathable" clothing. Believe it or not, tight, restrictive clothing can create enough friction on the skin of the penis to deaden the nerve cells that network the penis. Constant rubbing against rough fabrics can also create a callous-like layer of skin and further prevent normal sensation. Wear cotton or silk-like underwear – boxer style is best – and make sure that clothing is not too tight. Following these suggestions leaves the penis room to "breathe" and protects against excess rubbing.

2. Moisturize the penis skin. Cold weather, sunburn, spermicides, and even masturbation or sex can dry the skin of the penis. Without treatment, chronically dry skin can become desensitized, making it harder to respond to sexual stimulation. Using a natural moisturizer like she butter can keep the penis skin soft and supple, and nourishing vitamins like vitamin E can help to prevent moisture loss caused by drying environmental agents.

3. Boost the healing properties of the penile skin. Like the skin on the rest of the body, the penis skin acts as a barrier against harmful environmental agents, as well as bacteria, fungi, and other substances that can cause infection. Supporting the skin's natural disease-fighting properties through the use of the immune-boosting vitamins D, B5, C and A can help prevent unwanted skin conditions that may desensitize the penis.

4. Provide nerve system support. As mentioned earlier, the skin of the penis covers an intricate network of nerve tissue. These nerve receptors transmit sexual stimuli to the brain, resulting in feelings of pleasure. When this network is disrupted – for instance, when nerve cells are damaged due to dry masturbation or rough sex – loss of sensitivity may occur. Vitamin B5, which is known to stimulate nerve regrowth, can help to promote rapid healing of nervous tissue, especially when used alongside amino acids such as acetyl-L-carnitine.

5. Promote healthy circulation in the penis. Poor circulation is a leading reason for lost penis sensation. Keeping the blood vessels in good repair is necessary for good circulatory health, and vitamin C is an essential ingredient in maintaining a healthy circulatory system. Treating the penis with a nutrient formula which contains vitamin C can help to keep the blood flowing.

Where to find the ingredients that promote penis sensitivity

Even men who eat a healthy diet and take oral vitamin supplements often do not get enough of these important nutrients to support penis health. In order to maintain penile sensitivity, using a specialized penile health formula (most health professionals recommend Man1 Man Oil) on a daily basis can ensure that health-sustaining vitamins and minerals are delivered directly to the skin of the penis, where they are quickly absorbed to provide maximum benefits. Regular use of a vitamin-rich penis formula may help to keep the penile skin smooth, supple, and responsive to manual stimulation or partner play.

Source by John Dugan