Need tools? Here's a video showing what I use (with links!): https://youtu.be/MLK649c1_fM
This is a Zenith B835E AM/FM tuner. It sat in my friend's grandparents' basement for quite a long time before we came across it this year. In this video I replace all of the capacitors, clean the switches, and put it back together!
Here's more info on this model: https://luxuryradios.com/en/zenith-b835r-en/
Also: https://www.radiomuseum.org/r/zenith_high_fidelity_b835e.html