The easiest way to get in touch with me is the email. You can find me at antonio.perez@upm.es.
But, if you prefer the traditional kind of mail, you can contact me in:
Universidad Politécnica de Madrid
ETSIS Telecomunicación, Dpto. TSC
Campus Sur UPM
Ctra. de Valencia, km. 7
28031 Madrid (Spain)
In case of you really wish listening to my voice, you can call me at +34 91 336 7791.