How to make a cell phone signal blocker

Making a signal jammer is easy. You need to purchase the materials you need, and you need to understand the types of signals and design patterns that need to be interfered. If you want to have a useful signal jammer, you can buy it directly from www.perfectjmamer.com or contact their customer service, which is very convenient for you.

When you encounter a problem, your first reaction is to consult. This is a fact. You can also search for relevant knowledge on the Internet, it will provide you with a lot of information feedback, you can choose from, so you need to filter. It is not difficult to make your own powerful wifi jammer. You only need to specify the signal type to block and purchase the device. You can design the connection according to the relevant circuit diagram.