Ricardo Kaka Profile Topics Started Replies Created Engagements Search replies: Forum Replies Created Viewing 1 post (of 1 total) Author Posts May 16, 2013 at 4:23 pm in reply to: Need A Circuit Diagram of Mobile Jammer. #9767 Ricardo KakaParticipant Assalam U Alaikum: First of all I wan’t to ask can I use bft66 instead of mrf947t1 & secondly does a mobile phone uses a single gsm frequency at a time cuz this circuit generates only constant frequency. Would it should be enough to jam a single service at a time??? Author Posts Viewing 1 post (of 1 total)