Pulse Width Modulation, abbreviated as PWM, is a method of transmitting information on a series of pulses. The data that is being transmitted is encoded on the width of these pulses to control the amount of power being sent to a load. In other words, pulse width modulation is a modulation technique for generating variable …
Quasars are a phenomena that, to this day, continue to baffle and confuse astronomers. There are different theories. One is that a quasar is formed from a super, massive black hole. Another theory is that a quasar is actually a baby galaxy and is at the earliest stages of development. However, since no one really …
In order to burn an AVI file to a DVD, the file must often be converted to a proper DVD format. This can be done with the use of file converters and/or DVD burning software. File converters are often able to convert many different formats into any of the other formats that they support. Some …
Bandwidth Usage in ISA Server Network performance can depreciate because of a number of issues. With ISA Server, you can use bandwidth priorities and bandwidth rules to set propriety levels for traffic. Effective bandwidth is the terminology used to describe the data transfer rate available to clients through dial-up connections or dedicated Internet connections. Bandwidth …
To remove DRM (Digital Rights Management) features from a WMV file, you will need an application that plays the WMV file and re-records it in another format. You will need to be connected to the Internet to retrieve a valid DRM license during the conversion, but after that you will be able to play the …
A common mis-perception amongst music lovers is that the MIDI file type is an audio file similar to MP3, WMA, or MP4s. The MIDI type; however, contains descriptions on how to create music specifically tailored for software or hardware made to play the file type. Synthesizers are made to follow the directions or instructions contained …
The MP4 container is commonly used on YouTube, portable video players, and iDevices to transport or wrap video files in a web-friendly format. Many digital video players; however, do not support MP4 or M4V encoded files and require the videos be converted to AVI format for successful playback. As a result, using a free or …
IS-54 and IS-136 are standards for TDMA American Digital Cellular. Mobile Frequency Range Rx: 869-894; Tx: 824-849 Multiple Access Method TDMA/FDM Duplex Method FDD Number of Channels 832 (3 users per channel) Channel Spacing 30Khz Modulation DQPSK Channel Bit Rate 48.6Kb IS-54 and IS-136: TDMA Security IS-54 and IS-136 use the CAVE (Cellular Authentication, Voice …
An M4A file (MPEG-4 Part 14) is an audio file developed for QuickTime and other MP4 players. Essentially, an M4A file is the same as an MP4 or MOV file, but specifically defines MPEG features and stores audio rather than video. M4A files contain file compression algorithms that allow them to be much smaller than …
ODBC (Open Data Base Connectivity) is an interface to access databases via SQL queries. ODBC can be used as an access tool to various databases such as MS-Access, dBase, DB2, Excel, and Text. Through these Call Level Interface (CLI) specifications of the SQL Access Group, the OBDC allows a neutral way of accessing the data …