...the transmitter's power compared to the theoretical isotropic antenna, which has a gain of 0 dBi. dBi is the true gain the antenna provides to the transmitter's output. Gain is also reciprocal-it's the same • transmitting and receiving. Higher...

...including IBM Power PCs and Silicon Graphics® computers, but the pinning of these connectors and the way the sync signals are transmitted differs between manufacturers. • The Apple® Mac® II, Quadra® and Power Mac series, popular with train...

...Because most of the power used by these devices is dissipated into the air as heat, they can really strain the cooling capacity of your data center. The components housed in a medium-sized data center can easily generate enough heat to heat a ho...

...frame formats and flow control as earlier Ethernet versions, networks readily recognize it, and it’s compatible with older Ethernet standards. Other high-speed technologies (ATM, for instance) present compatibility problems such as different frame ...

...Audio and IR remote control data and these are ideal for small office or home cinema solutions. • Distribution amplifiers and video switches are available for larger installations. Using these products it is possible build video networks with ve...

...shielding, a modified power supply, and perhaps a few other modifications from the standard model. If you need to open the device's case, a special torque wrench for use with TEMPEST-only products is required. • Nobody can sell you commercial TEMP...

...packets, they will not be able to communicate with other devices using different protocols, such as FTP. Plus, a feature-rich, IGMP-supported Layer 3 switch gives you the bandwidth control needed to send video from multiple sources over a LAN. •  

...firewall systems control the flow of data in both wired and wireless networks. Use a firewall to intercept, analyze, and stop a wide range of hackers. • Another security option is to use a Virtual Private Network (VPN), which works with both ...