This Raytheon 35Z5GT vacuum tube is a high-quality unit that will make a great addition to any collection. It is a vintage part and accessory that is perfect for those who are interested in vintage audio and video equipment. The tube is made by Raytheon, a trusted brand that is known for producing reliable and durable electronics. This unit is suitable for use in a variety of settings, including consumer electronics and vintage audio equipment. It is a type of vacuum tube that is designed to provide high-quality performance and reliability. Whether you are a collector or a enthusiast, this Raytheon 35Z5GT vacuum tube is sure to impress.