I just so happens a few days ago I was browsing through some stuff on ebay, when I saw a Philips ISA TV tuner listed for sale. They had a link to the drivers. Perhaps this is the same card you have.

"FilmRise has been a programmer of premium Connected TV inventory since the earliest days of AVOD & FAST, " said Danny Fisher, CEO of FilmRise. "As the CTV space continues to evolve, we are excited to ...

A USB TV tuner or Raspberry Pi TV HAT compatible with the broadcast standard in your region (e.g., DVB-T/T2 for Europe, ATSC for North America). Antenna appropriate for your broadcast standard.

The ISA commissioned the study following its formation in June 2023, revealing an aggregate reach of nearly 18 million US TV Households, equaling 15 percent of the country - further reinforcing ...

While ATSC 3.0 is starting to deliver more of what it initially promised—most notably big events in HDR—you might still need to go out of your way to get a compatible TV or external tuner box.