Electronics and technology blog    /    Materials for 16.04.2019

Not long ago, I reviewed some really "wild" and mysterious transistors marked IXUS, which I bought on Taobao for an electronic load. But some time has passed, and I've decided to take another risk and order a few more types of transistors that are designed from the outset to operate in DC mode, making them suitable for use in the power stage of electronic loads.

It’s no secret that television is gradually switching to digital broadcasting. Actually, no—it switched over a long time ago, and for at least the past 4 years they’ve been promising that they’ll “switch off” analog broadcasting any day now. But sooner or later, it will happen, and some owners of older TVs will be left, as they say, “up the creek without a paddle.” The TV itself will be like a suitcase without a handle: no use to you, but too good to throw away. But if you’re still happy with your old TV, you can add digital TV support with a small set-top box, which is what I’ll be talking about today.