I restored an old tube FM radio 20 years ago. The 'cat eye' tube for tuning was glorious to look at. You'd switch channels just for the pleasure of tuning it.

I restored an old tube FM radio 20 years ago. The 'cat eye' tube for tuning was glorious to look at. You'd switch channels just for the pleasure of tuning it. It did nicely heat up the room in winter times too.