Cell phone tower

Tech Report: 40th Anniversary of First Cellphone CallBelieve it or not, it's been 40 years since an engineer with Motorola made the world’s first cellphone call.
AT&T Denies Cell Phone Towers Interfere With Oakland Police RadiosProblems with the Oakland police radio system over the past year were not caused by interference from AT&T cell phone towers, according to the company.
Debate Over Cell Phone Tower