We use a lot of solder for doing our projects, repair jobs, etc. But when we think simply that we replaced a part/component, we use new solder wire to solder the parts. But the previous damaged part was also soldered, and what happened to that solder? Yes, they can be reused. They usually stock in […]
This is for switching to different voltage’s bulb for proper lighting in different voltages. Sometimes the electricity supply goes in series line and merely gives some 90-100 Volts instead of 220 volts. If that time we use any 110Volt bulb, we can get much light. But the problem is that the bulb will be […]
I have never found a such remote tester circuit that can be as easily made as this following. Remotes work with a digital signal which is nothing but 1?s & 0?s. We can see remote working or not, in our mobile’s cameras too. Here is a handy gadget for testing of infrared (IR) based remote […]
Credit: This article was published in KJB. I don’t have much time to write parts list and details. If anyone volunteer help me doing this, his name/website will be listed here. I need your help.