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15 giug 1998 anni - Wireless Data Networks

Descrizione:

Introduced in September 1998. It commonly uses the 2.4 gigahertz (12 cm) UHF and 5.8 gigahertz (5 cm) SHF ISM radio bands, these bands are subdivided into multiple channels.

Aggiunto al nastro di tempo:

Data:

15 giug 1998 anni
Adesso
~ 27 years ago