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When you think about surveillance cameras, do you imagine spying, bugging offices, and government conspiracies? Actually, I think of a James Bond movie. Would you like to know what your kids, or maybe your babysitter, are doing while you...

Digital Video Recorders (DVR) are recording equipment that can record and store digital video on a computer. These can record audio as well as video data from multiple sources.

A DVR is basically a hard drive that can be connected to the computer and to other video sources such as a VCR. It has a tuner which captures the signal using a cable, antenna, or a satellite. The analog signals are compressed and converted into digital signals, which are then stored on the hard drive. A built-in...

Recorders are electronic devices that are used to record audio, pictures, or video. Recorders are a great way to store memories permanently. The earliest recorders could record only audio files such as songs, speeches, and any other acoustics. They were made of boxwood and very simple electronic components.

Earlier recorders used magnetic tapes for recording. These days, there are quite a few other modes on which the recorded data can be stored: CDs, DVDs, floppy disks, memory cards, h...

Recorders are devices that are used to record and store data onto different mediums like cassettes, tapes, CDs, DVDs, hard disks and so on. The earliest recorders were used to store audio files on magnetic tapes. Magnetic tapes and cassettes were around for a long time for storing both audio as well as video signals. The trend in the last decade is the use of digital recorders for storing audio as well as video files. Digital recorders are much faster and easier and can store much more data t...

OK, let's all admit that we sometimes schedule things around our favorite TV shows. We try to get the laundry done before nine o'clock on Sunday so we can watch Desperate Housewives, or maybe we scramble to get the kids in bed before ten on Thursdays so we can watch ER. We all like to pretend that TV doesn't have some strange hold on us, but remember: the first warning sign is denial... I remember all too clearly back in the Nineties when I was first introduced to a certain two-member FBI tea...

Digital audio recorders are devices capable of recording audio for a long time without using magnetic tapes. Digital audio recorders come with a telephone adapter, lapel microphone and a program package. In order to record any type of sound, digital audio recorders use multi channels. The multi channel facility provides top quality sound with less noise. These types of recorders can store recordings on a computer also. They are much more useful than tape audio recorders.

Some of the com...

Digital voice recorders are devices used to record music and voice to digital files. Voice messages are recorded in a memory chip. Digital voice recorders are used to record any event such as press meetings, conferences and music concerts. Digital voice recorders are popular among business people who want to record data without any disturbance or interruption. Digital voice recorders are also capable of transforming information to a computer. They are a cut above tape recorders in a number of...

Digital Video Recorders (DVRs) are electronic devices used to record television shows, to record video to a hard disk in digital form, and other applications and uses. It is also known as a personal video recorder (PVR). The Digital Video Recorders have all the important functions of videocassette recorders (VCR).

Programs can be directly stored on the storage medium of Digital Video Recorders and users are also able to record the time, date and channel of recording. In the case of digi...