HomeMade DIY HowTo Make

The components are purchased cheaply and yet the circuit is also very simple. This is my first prototype 4G LTE indoor signal booster that I...

Using very cheap and little components (high voltage transformer + 18650 battery holder + 2 plug pin) you can make a very powerful stun gun ...

A simple circuit to convert 3.7 Volt DC battery to 3000 Volts AC using fast switching power mosfet IRFZ48N. The transformer is salvaged from...

Very cool RF mobile signal detector from simpletronic - the circuit is main driven by high frequency RF transistor up to 6 Ghz maximum. It c...

This is just an experiment to test if it is possible to amplify / boost 4G signal for the HuaWei-E5577 modem so that i can enjoy decent inte...