Electronics and technology blog    /    All publication of the user kirich    /    Page 60

It all started when I got tired of replacing bulbs in small light fixtures. I decided to get to the bottom of the problem—maybe not forever, but at least for a long time. Read on to see how it turned out.

I've published several LED reviews, so it's time to write about what you can use to power them. This review covers three components (links and prices included), all of which are needed for one purpose: building an LED driver.

Every electronics hobbyist—and plenty of other people too—runs into situations where a small, compact, affordable step-down voltage converter would come in handy. This review is about just such a device.

I’d wanted to get a Bluetooth headset for my phone for a long time, for when my hands are busy at work, and for my computer at home too—just to make chatting on Skype more convenient. I’d been looking at Plantronics headsets, but the outrageous $100 price tag put me off, so I decided to buy one from China. Read on to find out how it turned out.

Just yesterday I posted a review of some poor-quality 10-watt LEDs. Today I received some 10-watt LEDs, bought from a different seller.

I bought this item right at the beginning of my AliExpress days, but I still decided to share my thoughts on this kit. It’s a rather specialized product, but it might come in handy for someone.

It all started when I spotted a lot for a 100 W LED on sale at a big discount in a group-buy. I love gadgets like this, so I couldn't resist.

It all started with a plan to renovate the kitchen, which meant we needed new lights. After looking around the market and in stores, we decided to buy them on AliExpress. Read on to see how it turned out.

It all started when I decided to modify the under-cabinet lights at home. I couldn't find any suitable ones for sale, so I decided to modify the ones I already had. I ordered 5 LED modules. Here's how they turned out.

Given the nature of my work—and my hobbies, for that matter—I often have to do more than just solder; I also have to drill. So I picked out some special drill bits in advance for the AliExpress sale on March 25.