Electronics Repair and Simple Troubleshooting Methods
Three video continuations and answers to questions:
All videos on this topic:
video 2    •  Как найти плохой конденсатор не вып...  
video 3    • Как найти Плохой КОНДЕНСАТОР не Выпаи...  
video 4    • Как найти Плохой КОНДЕНСАТОР не Выпаи...  
This video is about electronics for beginners. But it is also useful for experienced repairmen.
The reason for the failure of our electronic devices is most often an electrolytic capacitor.
How to find a faulty part without soldering it from the board about this and will be discussed in the video.

Active T2 antennas can be powered even from USB.
And if you don't have or outdated tuner and you want to upgrade it or something else