Frequently Asked Questions

The 9878B photomultiplier tube has a diameter of 29 mm (1.13 inches).

The 9878B photomultiplier tube can operate in temperatures up to 150 degrees Celsius.

The 9878B photomultiplier tube is suitable for oil well logging.

Voltage dividers and magnetic shields are available for the 9878B photomultiplier tube. In addition, the UK factory supplies housings, power bases, and signal processing electronics together with a new range of integrated detector modules.

The quantum efficiency of the 9878B photomultiplier tube is 17% at peak, with a wavelength range over which quantum efficiency exceeds 1% of peak of 280-630 nm.

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