Hd Vcrs Excellent Technical And Content Coverage Can You Change The Tuners On TVs And VCRs?

Can you change the tuners on TVs and VCRs? - hd vcrs excellent technical and content coverage

I have a video player and a normal TV with NTSC analog TV tuner. I wonder whether the video recorder and TV tuner, will to correct new ATSC tuner, and all transfers to be in HD in the future. I know a currency board are available, but in wonder, not whether it can be changed?