Your Source for Power Grid Tubes and RF Components.

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Pro-Tek  is a wholly owned and operated subsidiary of D & C Electronics Co. in Brooksville, FL. Our products are designed, engineered, and produced in the United States and other locations around the world.  Final testing and quality control is done at our facility in Brooksville, FL.  Our products are being used in almost every industry including but not limited to broadcast, military, industrial heating, medical, and scientific research. Many OEM's and end users around the world have come to rely on our products outstanding performance as well as our unparalleled customer service.  We build a full line of high performance triodes, tetrodes, and pentodes along with the smaller audio and ham radio tubes. We also build sockets and socket repair kits, and can custom built to suite your application.