HDMI to Analog TV with only coax cable port

Please read ALL of this full description with useful link at the end. With the use of 2 adapters, you can change your old analog TV into an HDMI ready TV. No need to give away, sell, donate or trash those TVs. And all for about 20 bucks. Second video with more description: https://youtu.be/-SPaotR3GfQ