Camera gun.
Can I photograph the moon at home? “You can,” the person who never held the camera in his hands will answer. “No,” the professional will answer. To do this, you need expensive photo equipment worth at least $ 1,500. Normal fotik only remove
Stationery Crossbow
Do you know how clerical workers have fun ?! :-) An interesting video, from paper clips, accounting gum, a pencil and a laser pointer, you can make a pretty serious weapon that can hurt.
IR receiver for a computer.
WinLIRC allows you to control Windows-based applications using almost any remote control from a VCR or TV. To get the dubious pleasure of using the remote control, you have to put together a small circuit.
Spy microphone
Making a spy microphone. With it, you can listen to sounds, voices, etc. on distance. Video instruction for making this spy stuff.
Night-vision device
If you are in complete darkness and think that no one sees you, then you may be mistaken! This article describes a device with which you can see in complete darkness. It is not so complicated and quite repeatable. . .
Hard Drive - Last Chance
If your HDD is out of order, and it contains very necessary data, and you tried all the ways to start it, but nothing worked. Then use the last method that we will offer you. . .
Air-hydraulic rocket
The air-hydraulic model is one of the simplest in rocket modeling. It is characterized by simplicity of design and operation. This model makes it possible to conduct many different experiments and, most importantly, get acquainted with the action
Homemade tripod
If you do not have a tripod at all or you are too lazy to carry it with you constantly, then this homemade product is for you. This is a very simple device to help make photos clearer in low light conditions. Of course, this is not a panacea for blurry
Laser alarm
Robbers and other intruders are becoming smarter every day. Many, like me, do not have an alarm. And if you are not at home, then your values become easy prey for the criminal.
Electronic Listening Device
Want to feel like a spy? This device will help to eavesdrop on a conversation through the wall. An irreplaceable thing for a spy. To make it, you will need: a medical stethoscope (sold in a pharmacy for about 300 rubles) and two cheap microphones from