A typewriter is a mechanical or electromechanical machine for writing in characters similar to those produced by printer's movable type by means of keyboard-operated types striking a ribbon to transfer ink or carbon impressions onto the paper. Typically one character is printed per keypress. The machine prints characters by making ink impressions of type elements similar to the sorts used in movable typeletterpress printing.
In cryptography, a PKI is an arrangement that binds public keys with respective user identities by means of a certificate authority (CA). The user identity must be unique within each CA domain. The binding is established through the registration and issuan..
Entries are drawn from areas such as political theory, international politics, political science and methodology. As well as explaining core, established principles, this informative guide explores some of the more complex, topical and contested concepts f..
With its eye soothing backlit keys made for increased productivity in dim or dark environments, you can easily switch between green, blue or red lights with one touch of a key The multi functional hotkeys allow quick access to your media controls, email, ..
The Bluetooth 3.0 wireless technology connects to your devices up to a range of 30 feet. The battery powered keyboard operates for up to 100 hours of continuous use and will let you know when your batteries are running out of power. The slim, quiet, spill ..
The card has pre-installed one SHGW4 activation key and one IPPT8 activation key. It is compliant with ITU-TG.729a and G.711 CODEC methods and can be mounted on the IPCMPR card. KX-TDE0110 Features : 16 Channel VoIP DSP Card, Supports 4 IP Trunks, Supports..
Features Extra large 12 digit 17.0 mm blue fluorescent display with punctuation Heavy duty ribbon printer prints at approximately 4.8 lines second in two colors positive numbers in black, negative numbers in red on standard size paper rolls Grand to..
An indispensable tool for students from high school onward, in lab classes, and for exams, the FX 260 features a two line display, complex number calculations, and an algebraic mode, which displays the example precisely as written. Always powered up, it's ..
It provides the activation key number and registration ID to download the IPPT8 activation key and allows the use of 8IP-PTS/IP softphones via a VIPEXT32 card. KX-NCS4508 Features: 8 Channel IP-PT Activation Key, Will Not Work Without Phone System: Panason..