ALAT PENGACAK SINYAL TELEPON SELULER BERBASIS GSM (Global System for Mobile)
Daftar Isi:
- Communication technology can be use in everywhere and everytime. GSM technology provide many multimedia features not only voice but also a picture, video, data, etc. In the other side it cause a trouble if the technology communcationnot use in the right place such as meeting rooms, examination rooms, mosque, etc. For it was made a tool called a jammer so that communication with handphone in radius 1 meter from BTS will be disconnected.The range frequencies of jammer is 935-960 MHzfor GSM900. The source of the jammer isAC (Alternate Current) converted into DC voltage (Direct Current). On the power supply using a series of transformer, rectifier, filter and regulator to IF section and RF-section.