I used a lenovo thinkpad x100e, Long enough approx for 3 year. I like it because small size but so heat and not long time battery. Now it not have a hard disk because It is damaged and I no money for buy it. But I have main laptop for use every days. So not […]
Everyone need the electronic projects that correctly works.
The collection electronic circuit to show you that not enough.
Because sometimes them may not works, so you lost times and too much money.
I need to see you happy with your projects.
Therefore, I will experiment build them to assure to you that It is really works. But this working must to use long times and a lot power. Please wait me.
Because we have more than 700 electronic projects. It may cause you difficult to find them.
I hope you will like them and come back to visit mysite again.
Recent New Posts
If we forget to turn off the lights in the car or headlights on all night but in the morning you could not even start the car Because batteries lose some voltage, we lets to build the warning forgot off lights circuit better. As perfect circuit in Figure 1. Use CMOS-IC no-MC14023B. Which is a […]
We try to apply a JK Flip-Flop to simple light switch experiment. We use MC14027 or CD4027 or TC4027 as CMOS-IC that inside has JK-Flip-Flop, and 16 pins. Which each pins difference acts as show in Figure 1 As left section,first include of pin 1 to pin 7, and second consist of pin 9 to […]
The Electronic Workbench has many electronic hand tools. My wife mutter too much, Because my the electronic desk that clutter with them. We should have the good storage system, making we can use them easily and nice and tidy. So she volunteer to make the DIY storage to me. It can keeping many hand tools […]
This is a Constant current drivers circuit for drive LED display which can use FET-BF256 instead resistor so well. Normally when you use LED display in any circuits often use a resistor for limit LED current. Because easy and cheap. But it is not best, this way is ideal for the stable voltage source only. […]
A soldering iron is an important tool of electronic professionals. Normally we always to plug it forever. Even when not in use, so ready to use any time. Because of its low power consumption is only 20 watts. But when the youngest daughter was 2 years old and very naughty. Might be, hold the end […]
This is a telephone line status indicator to prevent the hearing others talk on the phone accidentally and a Protection to making phone calls simultaneously. The telephone is a communication device that enables to communicate to each other, although it is far or near. Formerly, one phone number. Be used with only one phone. But […]