DIY Super Bright LED USB Laptop Light.
Basic Circuits
Now I’m very busy because During this semester’s new son and charge new school. So It must be very adaptable. Sleep faster. And Youngest daughter began to grow and frequently wake up at night to milk. I have to take the laptop to work on the bed always. But the lights are turned on, while working to disturb the children. We need a small lamp for laptop connected via USB port. Which we can buy the Super Bright LED USB Laptop Light by buying a computer shop. As Figure 1 But I wanted to make it as DIY Super Bright …
How to use AAA battery in parallel to increase current.
DIY Electronics
I get a lot AAA 1.5V battery from my friend. If still store them, will not have any helpful. Now I have a wall clock which use AA battery size. So cannot use with them. But it not hard over than our endeavor. We need to use AAA battery holder. But I cannot buy it in any store. Most is AA size only. I’ve seen friends of mine soldering wires directly to the battery terminals. He tell me, we can solder them but must fastest. A general battery not like over heat. This way is easy and cheap. Do not …
DIY AC 220V Power Strip for my electronic work bench.
DIY Electronics
DIY Power Strip for my electronic work bench. In experiment an electronic project that use AC-line as power source. When we turns on-off load or the project. I always remove AC plug input. But it does not convenient and very slow when happens an accident. Then I try to use an Universal Surge Protector / Power Strip which very useful. But it have large size and have too many OUTLETS more than necessary. Figure 1 I need just one Outlets only. Incidentally, Circuit inside (as Figure 2) them use a SPST switch only cause though we turns OFF switch but …
The screen protector for glass LCD laptop.
DIY Electronics
Now A laptop computer has a LCD screen is glass panels. Which have high colorfully and contrast.The disadvantage is reflected into our eyes. So annoying. New Asus laptop AC-400 of me same them. I solved the problem by installing a screen protector. As Figure 1 Features: .Anti glare .Anti fingerprint .Anti UV .Anti Scratching .Easy to apply .No residue left on the screen after removed. Installed by following thease steps: 1.Firstly is very importance, Clean the screen thoroughly. 2.Expose 1/2 inch of the layer 1 of the screen protector. Be careful not to touch the adhesive side. 3.Align the exposed …
How to modify adapter for  philips Electric shaver
DIY Electronics
Almost every man has a mustache And when necessary to shave. When I was young, I used a razor because it’s cheap, but it’s not economical for daily use. So I buy a philips Electric shaver, it cost 15$ for 20 years ago. Figure 1 The philips Electric shaver. Which does not need to change blades throughout a lifetime and easy to use , lightweight. But the need to change the two AA alkaline, about once a month. Or use rechargeable batteries I have to charge it about Once a week. It is tricky and not saving. Idea for modification. …