In the 1987 Christmas special, "A Frog's Legacy", Del Boy has a consignment of hooky computers, badged Raja 2000 but actually
In 'Yuppy Love' (1989), Rodney goes on a computer Diploma course and here he's using an Amstrad cpc 6128, with green screen, the "best 8 bit computer ever!" according to Andy Taylor of Retro Computers, who kindly identified it for me.
Rodney eventually gets a job working for Cassandra's dad, Alan, in an office. In "The Jolly Boys Outing", Rodney's having a bit of trouble with his
I will keep updating this post when I spot more old computers in later episodes.