The Philips 4 band radio 90 RL 417 is a vintage transistor radio that is in working condition. This collectable radio features four bands for listening to different frequencies and uses transistors for its operation. Perfect for radio enthusiasts or collectors looking to add a piece of nostalgic technology to their collection, this Philips radio is a functional and stylish addition to any home. tested on mains lead (not supplied ) crackles with volume