RCA 5963 Electron Tube ~ NOS in box, unused and untested (7)

The RCA 5963 Electron Tube is a vintage electronic component manufactured in the United States by RCA. This particular model is a NOS (new old stock) item that comes in its original box, untested and unused. The unit quantity is 7, making it ideal for collectors or DIY enthusiasts looking to add a piece of vintage audio history to their collection.