74
1980's Commodore 64 battlestation
(lemy.lol)
A place to share and discuss Cassette Futurism: media where the technology closely matches the computers and technology of the 70s and 80s.
Whether it's bright colors and geometric shapes, the tendency towards stark plainness, or the the lack of powerful computers and cell phones, Cassette Futurism includes: Cassettes, ROM chips, CRT displays, computers reminiscent of microcomputers like the Commodore 64, freestanding hi-fi systems, small LCD displays, and other analog technologies.
See this blog to know more.
That's probably a preset number not the UHF channel.
In the UK (dunno if this is actually a UK photo - although the mug of tea might suggest it is) we had four channels until 1997, so preset 5 was commonly used to tune in to whatever else was connected.