The radio is in working order, after connecting it it started working, It needs to be cleaned inside, There is a visually visible crack in the casing, visible in the photos
HISTORY

In 1972, Diora started producing Safari car receivers. Ryszard Grabowski is the newly appointed director.
The crew consists of over 5,000 people.

Unitra is a brand most associated with Polish audio equipment. However, it was not any manufacturer, but a state-owned plant associating most of the electronics industry enterprises established after World War II or taken over from their current owners.

Wikipedia :

https://pl.wikipedia.org/wiki/Diora