Mac helps with colds

Well, finally , we turn the shrine - Apple Power Mac G4 Cube in dispenser napkins.

Battery Charger Solar Powered

To create your own compact charger you will need a couple of dvuhdollarovyh solar panels, LED and battery holder. And - a little bit of sunshine.

Homemade keylogger

For the novice spy make homemade keylogger (a small tool that keeps track of the keys pressed on the keyboard) is very easy. In this example, for convenience, the adapter is USB-to-PS / 2, so that the computer to which you connect the keylogger must have a PS / 2 connector.

Infrared filter

Do you want to take beautiful pictures with an infrared filter? It's pretty simple . You will need a floppy disk and the camera (such as a smartphone), which can detect infrared light. To find out if your camera is capable of this, click on the remote control any button, and if you see through the camera flash LED on the end of the remote, then your camera captures this light. Some cameras are very good filters, almost completely blocking the infrared light. In this case you should take a picture with a strong light source such as the sun.

Use your old phone as a set of "Hands-Free"

Tormenting nostalgia? This little trick will allow to use the old phone as a headset. You will need to modify some of the details from the old analog modem, which is a snap to find. It is clear that the phone is not your grandmother's will that sound like modern gaming headphones, but it looks quite stylish.

Opening garage doors via Bluetooth

It is more practical device. It allows you to open the garage door via Bluetooth . By connecting a small Bluetooth-specific controller to door opener, you can open the garage door from your device. As is often the case with the iPhone system will not work, because Apple deliberately limits the functionality Bluetooth-connection.

Integrated fingerprint reader

Several years ago, fingerprint readers were quite popular, but laptops are becoming increasingly rare. When you protect the data you're still relying on biometrics, there is a good solution: you can embed the reader directly into the body . The laptop should have enough free space, you will also need a USB-hub, to leave a free port. In the end, the result is quite interesting.

Duplex USB flash drive

This flash drive is a two-way , in fact, made ​​of two ordinary compact USB-flash drives. It looks good and allows you to store a variety of data on a separate drive.

Homemade remote control

For some of its products, Apple has a remote control. Some models of Mac, Apple TV, for example, a docking station, equipped with an infrared receiver. The company sells a six-button for about $ 20. So one user decided to make thrifty own control panel with Arduino platform . Maybe it does not look so beautiful and slightly larger original, but homemade.

Homemade router with PoE (Power over LAN)

If you need to power the camera, access point or Wi-Fi phone, technology PoE (Power over Ethernet) can be very useful. For this you will need a Category 5 cable and a device with support for PoE, which is more expensive than usual. The latter fact, and made ​​one of the enthusiasts to modify the access point and give it the missing property.

Close computer key

This trick is especially for those who once owned a system with an 80486 and older. This is not a button turbo - it's a real castle.

Lock with the old building MiniTower removed and can be easily integrated into the scheme of supply turn on ATX, physically separating the signal between the button and the motherboard. That's so easy and fun.

retractable receiver radiomyshki

Most trackpads are terrible, and instead have to use the mouse. There are many models with connection via Bluetooth. But if you prefer radiomyshki, then surely unhappy forever interfering transmitter signal.

Due to this modification of the receiver can be integrated directly into the laptop, which is much more convenient.

Solution for easy access to USB ports

Here is a simple but effective solution for computers with USB ports inconvenient location . The list of items includes two magnets, USB extension cable and a little self-adhesive rubber or double-sided tape.

USB-lamp

Keyboard with backlit keys and case with luminous connectors - quite common. But if your computer is deprived of that luxury, there is a solution that will cost only $ 2. All you need - this is an old flash drive, an LED and a small cable. Tying it all together and, voila!

3G modem in a laptop

We really liked the idea of the built-in laptop 3G-modem . Not all models are equipped with this option. To do this, you need to replace the usual Wi-Fi card for a smaller version, solder connector MiniCard, if it's not on the board, set the cellular modem based MiniCard (easy to find on eBay) and add a connector for SIM-cards. To install the antenna will have to sacrifice a webcam.

homemade 8-bit computer

Do you like it when the wires sticking out in all directions? All right. You will need a lot of wires, if you want to build your own eight-bit computer . Oh yes! More chips, transistors and a lot of patience and time. But the result is impressive.

Twenty best gadgets | battery, built-in mouse

Wireless mouse quickly put the batteries, especially for the older models. They have to be replaced often, and good alkaline batteries are not cheap. But there is quite a genuine solution . Disposable batteries can replace the battery pack from the mobile phone (in this case Nokia), which last much longer.

Charge it in two ways: either insert the battery into the old phone, or buy an external charger. It can be easily found in online stores.

Twenty best gadgets | Homemade 3G antenna

There is an unusual way to improve wireless signal 2G, 3G and even 4G. For this you need an aluminum plate for baking, a cellular modem and a cable USB. The antenna is not difficult to collect and, according to the creator, the signal is improved by 5 - 7 dBi.

Twenty best gadgets | Introduction

Remember MacGyver? He could do anything with strings, pins, pocket knife. But some enthusiasts and computer scientists capable of such. Even if you do not have the natural inclination to invention, the website Instructables helps you to repeat the success of professionals. It's full of simple, but at the same time, effective engineering tools and all kinds of tricks. In this article, we have selected for you the most interesting gadgets and devices created by computer geeks.