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Archives for gps

Portable jammer

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 […]

Police Car Siren circuit

Police Car Siren circuit using 9013, 9012 R1 …………. 68K ohm R2 …………. 22K ohm R3 …………. 68K ohm R4 …………. 47 ohm C1 …………. 50uF – 12V C2 …………. 0,05uF C3 …………. 100uF – 12V TR1 ………… FCS – 9013 TR2 ………… FCS – 9012 S1 …………. Push Switch

Temperature Sensor

Temperature Sensor Temperature Sensor electronic circuit The USB Humidity measures the relative humidity and air temperature though a hole in the middle of the housing. The device contains a calibrated precision sensor with a measurement accuracy of ±2 % relative humidity and ±0.4°C in most part of measurement range.The size of the device is about […]

Earthquake Detector

Earthquake Detector Biased photodiode, Earthquake Circuit Diagram, earthquake detector, frequency counter, optical receiver, Oscilloscope, plane miror, two frequency laser  

Audio power amplifier circuit diagram using AN5265

Audio power amplifier circuit diagram using AN5265

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