Cell phone usage is increasingly common and many people have cell phones instead of landlines. This trend is particularly observed in younger people who may be college aged or up. Increased usage among all age groups has led to a variety of cell phone plans that may appeal to various needs. These can be broken … Read more
A smartphone with GPS is a cellular telephone that includes all the features of a standard smartphone plus a global positioning satellite (GPS) device that will direct users to a specified location. This type of mobile device allows people to conduct business, correspond with personal contacts, and get directions all from a cell phone. Smartphones … Read more
On 13 June 2009, television stations in the United States stopped sending signals over the air waves and began transmitting in digital exclusively. This transition from analog over-the-air signals to digital signals was designed to improve picture quality, as well as free up channels on the broadcast spectrum to be used for public safety. Additional … Read more
When video conferencing on a budget, the best software is cheap but reliable. You can choose the best software by thoroughly researching video conferencing systems and determining the maximum amount of people who will attend each conference. Low cost video conferencing is in no short supply, but many programs lack the features an expensive program … Read more
Wireless speakers using the 900 MHz frequency are stereo speakers that can extend stereo sound from an indoor source to the great outdoors without requiring the use of additional speaker wires. These systems utilize an electric or battery-powered transmitter to send audio signals to the speakers using wireless transmission. Most 900 MHz wireless outdoor speakers … Read more
There are many different types of robot parts, but most of these can be divided up into broad categories. The robot itself needs parts that will allow the machine to perform its functions, which typically means that it needs actuators and mechanisms. In order to for the robot to perform specific tasks, it will need … Read more
The global positioning system (GPS) is a technology developed by the United States Department of Defense that uses satellites to triangulate geographic locations on Earth. Since this technology became available for civilian use, many companies have developed GPS gadgets for retail sale, including mapping devices, tracking bracelets and internal GPS systems for laptop computers and … Read more
Augmented reality glasses have the ability to display computer-generated information. This display can take different forms, including both realistic images and data displays. The idea is to provide the user with information that may be game-related, tied to the immediate environment or task, or is otherwise useful, such as email or short electronic messages. Many … Read more
Multi-user video conferencing employs personal computers, computer peripherals such as webcams and headsets, and fast Internet connections to let multiple parties in various locations chat with each other in real time. The video chats include video and sound and may allow participants to share files. Some video conferencing applications must be downloaded to a host … Read more
A business smartphone is a phone that includes many features that are especially important to business users. While most smartphones will include things like e-mail, an Internet web browser and other such applications, some business users may need more. These applications may come standard on the phone or may be software add ons. Smartphones are … Read more
Anaglyphs are images which have a three dimensional effect when they are viewed through filtering glasses or lenses. Many people are familiar with the concept of an anaglyph although they may not be familiar with the term, because this technology is the basis of most 3-D movies. Anaglyphs can be moving or still images, and … Read more
The short answer to this question is yes, cellphones can be used for emergency numbers such as 911 or 112 just like regular landlines. However, in some regions of the world including several US states, emergency services have established alternate emergency numbers which people with cellphones can also use, and you may want to familiarize … Read more
To choose the best HD radio receiver, it’s best to do a bit of shopping around before you make a decision. Visit various stores in your area, as well as online retailers, in order to get the best selection to choose from. Once you have carefully viewed all the options, you can make a more … Read more
A talking thermometer is a device that measures and sometimes records temperatures. Talking thermometers often are marketed to those who suffer from visual impairments or blindness, but they also can be used by those who simply prefer to have temperatures announced rather than read. These thermometers can be created to measure body temperatures, to measure … Read more
A wireless home alarm system is a home alarm system in which the various components of the system are connected without the use of wires and do not require hard-wiring to function. Both hard-wired and wireless home alarm systems generally work in the same way and consist of similar components. There is a main console … Read more
Much like the game hide-and-seek, geocaching is a game in which people search for something hidden. Participants usually hide a small, waterproof container that contains a few small trinkets and a log with a pencil in a remote location. They then record its coordinates with a Global Positioning System (GPS) device. This code is then … Read more
A public address amplifier raises the volume of speech so people can be heard clearly in a large area or throughout a building. Inputs feed from one or more microphones through the device, which increases the power of the signal. The amplifier pushes the signal to outputs which relay the speech through speakers or horns, … Read more
A cable surge protector is a device intended for use between electrical and cable outlets and the devices plugged into them. One end of the device plugs into a wall outlet, often with a coaxial cable running from a wall outlet to the surge protector, and then other devices can plug into the surge protector. … Read more
There still exists much confusion about the way to buy digital TV since this may mean a few different things. Digital TV can refer to type of television set, the way it receives pictures, and the picture quality on the television. Alternately, people may want to know how they can receive digital TV broadcasting signals … Read more
Adaptive Multi-Rate (AMR) audio codec and Waveform (WAV) audio file format are two types of audio files that are used by different applications and devices. AMR audio files are commonly used by mobile phone handsets for recording and encoding speech, as well as for encoding ringtones. It is a patented audio format, and licenses to … Read more