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Unusual phone (4 photos)
Maud landline phone "Tesla" (Czechoslovakia), 1979 model year.
Inside the added mobile phone Siments MT50. All this rubbish manages the program, writing my friend and flooded the controller Attiny2313 production Atmel. The phone is fully functions as a landline phone, but it can carry a :-). CALL mechanism redesigned, coil magnet is withdrawn, in its place prekleen vibrik from the same mobile. The slot for the SIM cards for the convenience of map change, too removed from mobile phones, as well as accompaniment, from which the entire device is powered. When lifting the handset, you hear a dial tone with a frequency of 425 Hz (standard vsetaki :-). After dialing the digit "8", is also a signal of the tube with the same frequency, ie, everything as stationary. Behind devaysa located connector for charging and switch ...