3g cell phone jammer and 3g cell phone blocker
After determining the base for the NPN transistor with a multimeter to the other two tables document connected bipolar transistor, alternately measu[......]
Field-effect transistor advantages: high input resistance is high, the input current is less than zero, almost do not draw current to the signal sou[......]
CC MM sublayer to send “MMCC_EST_CNF” signal that the MM connection is successfully created, CC through primitive “MMCC_DATA_REQ” MM sublayer to sen[......]
Another way, internationally accepted protocol conformance test methods, with the base station through the real, so that the actual base station tes[......]
Not only to assess “whether the program made to do?” Should examine “whether the program should not do not do 2″ but also to examine the program in[......]
Main Function of Cell Phone Jammer
ยท effective shielding of such cell phone signals as GSM900, DCS1800, PCS1900, CDMA and PHS and so on.[......]
Overview of Cell Phone Jammer
The rate of students in the middle school and university owning the cell phone has been increasing recently as the[......]
In recent years, for the popularity of such mobile communication equipments as the cell phone and so on, the cell phone has become the secr[......]
Other Technical Parameters of Antenna of Cell Phone Jammer
1. Passive intermodulation (PIM) of antenna of cell phone jammer The PIM characteristic[......]
Lightening protection of antenna of cell phone jammer The input ports of all radio frequencies of the base station antenna are all required to be gr[......]