Portable jammer Portable jammer and signal removal for cell phone, WiFi, and GPS signals Portable jammer, signal removal Portable Signal Jammer circuit 20M Radius. 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 […]
Archives for gps
Audio Amplifier Circuit using TA7227P
Audio Amplifier Circuit using TA7227P
DC power converter
DC power converter 12V DC to 120V DC The most obvious approach would be to make a DC power converter 12V DC to 120V DC, output at 50 or 60 Hz, but this requires a rather large and heavy transformer. So it’s better to use a high frequency, at least 25kHz, so a very small […]
PCB Repair
Circuit Board Repairing
Mini
Mini Mini Audio amplifier Using KA22135 Mini Mini
