The 9888B Photomultiplier Tube is a sophisticated and reliable device designed for high-performance applications. With a diameter of 29 mm (1.13 inches), this end window photomultiplier is meticulously crafted to deliver exceptional sensitivity and performance. It features a high-temperature bialkali photocathode, which ensures optimal operation even in challenging environments. The tube is equipped with 11 BeCu dynodes of box grid design, enhancing its durability and efficiency.

This photomultiplier tube is engineered to withstand temperatures up to 150°C, making it ideal for use in demanding conditions. The 9888B is a shorter version of the renowned 9878B model, offering similar high-quality performance in a more compact form. The base pins are gold-plated, ensuring they remain tarnish-free and maintain excellent conductivity over time. The 9888B Photomultiplier Tube is known for its impressive quantum efficiency and luminous sensitivity. With an active diameter of 25 mm, it boasts a quantum efficiency of 17% at peak performance.

The nominal anode sensitivity is rated at 20 A/lm, with a maximum rated sensitivity of 50 A/lm, providing users with a wide range of operational capabilities. The device is designed for precision, with a temperature coefficient of ±0.5% per °C, ensuring consistent performance across varying conditions. In summary, the 9888B Photomultiplier Tube is a robust, high-performance device suitable for a variety of applications. Its advanced design and high-temperature tolerance make it an excellent choice for professionals seeking reliable and efficient photomultiplier solutions.