After quite some time searching for a specific part that is no longer made for this particular vintage TV,and some lengthy head scratching, it turns out I had something very similar in stock…decided to take the plunge and it worked.( Yes completely safe)
1 Happy Customer, 1 happy Argy.
Sony Tv-110UK, a 1971 vintage B&W CRT TV.
Behold, a megadrive tuned into it.