Clarion Px-4230a-a -

If restoring a vehicle and replacing the PX-4230A-A with a modern head unit:

One of the most celebrated features of the Clarion PX-4230A-A is the tactile feel of the rotary volume knob and tuning dial. Clarion used high-quality, weighted rotary encoders. Unlike the cheap, plastic-y feel of modern budget radios, the PX-4230A-A’s knobs roll with a smooth, lubricated resistance that audio enthusiasts compare to vintage hi-fi equipment. clarion px-4230a-a