Recent content by shaimaa

This is very close to what i was thinking about thanks @berkeman sorry i mean SIM card.

Great idea i was trying not to involve the PC but this sound very interesting. I will try to do more search. Thanks a lot.

Thanks for your reply and concern Actually i am studying RF and signal processing right now and after that i will take the antenna design course. About the security: I am not sure you got my point . I am thinking to attach a sim card to each device, but may be i will rethink using a...

I was searching about the possibility of building a simple mobile phone, but I found an old topic here indicating that this is pointless and hard. Actually I want to make a mobile phone which only receives the incoming ring and vibrates. I am asking about the possibility of doing this ? It...