Electronic Circuit Diagram and Layout

Portable jammer

High Power Signal Jammer Portable
 powerful and portable solution to 
completely block a nearby cell phone,
 WiFi, and GPS signals.
Can be used around the world.

Strong and effective, this portable
 signal jammer effectively disable
 any WiFi network, GPS devices and
 cell phone signals (on GSM, CDMA, DCS and PHS band)
 without disturbing other electronic devices.
 Highly portable size and one-touch
 power button allows users to quickly turn the
 device on or off for an instant and unjamming jamming.
 It is easy to operate and carry around,
 this portable signal jammer is ideal both security
 and anti-security device and
 is quite simply one of the best we've ever tested.

Portable jammer and signal removal for cell phone, WiFi, and GPS signals