Product Details

The 1P39 phototube consists of a central, straight-wire anode surrounded by a half-cylinder photocathode. It is distinguished from similar tubes by its non-hygroscopic base, which minimizes leakage currents between pins.Because of its specialized industrial design, it is relatively expensive to replace today. If you need a new or replacement Cetron 1P39, you can find original new-old-stock (NOS) models available through specialty tube distributors: Price is for the pair