How to join MSN group? You must first register as a Messenger user and log in to MSN. Open the web page http://campus.msn.cn, enter the name of your college in the search box, and click on the search group, click directly on the search results page to join the college group
Transmission medium The transmission medium is the physical path connecting the sender and the receiver in the network, and the carrier that actually transmits information in the communication. Commonly used transmission media are: twisted pair, coaxial cable, fiber optic ca
Typical processing Here are some typical processing procedures of digital TV. Figure 07-04-9 is a block diagram of digital processing in the studio. The signal source sends R, G, and B signals to the color camera, which are converted into digital video signals by A / D and se
The difference between bridge and router The bridge is a simple related device. Its sole purpose is to divide the physical network that is being shared into many small parts. Bridges usually have only 2 ports; bridges with more than 2 ports are called switches. Because Ether
Headphone Attenuator Includes Microphone Monitor (Headphone Attenuator Includes Microphone Monitor) Abstract: This applicaTIon note presents a circuit that reduces input amplitude and amplifies a microphone input. Designed for use with earbuds, the circuit enables clear sound
VOD Video on demand (VOD, Video On Demand) refers to the user can request access to the video program provided on the video server, is a typical application of network multimedia technology. The first-generation VOD system is "semi-automatic" and is mainly used in k
Color television signal (1) Spectrum characteristics of TV signals The TV system completes the decomposition and synthesis of the image through line and field scanning. Although the image content is random, the TV signal still has the quasi-periodic characteristics of line,