@wordsmith the hamster says:

you should check out the RFF Chips N Dips block on the Specialty channel at 0300 and 1300 UTC daily. 8bit, 16bit, bleeps and bloops, all the bits really.

https://radiofreefedi.net

A few of the many fun artists you'll hear there with some various bit gaming adjacent sounds include
@doomer https://doomer.rip/
@electrickeet https://electrickeet.com/
@herrmania https://hyperfollow.com/hfrog
@fennifith https://fennifith.bandcamp.com/

fire up your Mega Drive and hit start!