13. SDR The current Vanu demo system is a standard PC with a 1 GHz Pentium III, dual-channel PC133 memory, Echotek A/D and D/A cards, and an external RF front end for frequency conversion. This system has been used to demonstrate reception and, where applicable, transmission, of legacy AM and FM broadcasts, family band walkie-talkie, APCO 25 (a North American digital law enforcement standard), 1G and 2G cellular standards, and NTSC television.
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17. INFRAESTRUCTURAS DE UN MUNDO SIN HILOS Router Servidor SQL Servidor Radius Servidor WEB Servidor Correo Firewall Switch 10/100 Middleware Switch 10/100 Servidor Gestión AP Transp. 011 AP Transp. 012 AP Transp. 013 AP Transp. 013 AP Transp. 012 AP Transp. 011 AP Transp. 0022 AP Transp. 0014 AP Transp. 0032 AP Transp. 0013 Transport. 002 Transport. 003 Transport. 004 Inter net
![EL MUNDO SIN HILOS ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]](https://image.slidesharecdn.com/energias-091126154131-phpapp02/85/Energias-1-320.jpg)
![EL MUNDO EMPIEZA A TENER HILOS ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)