SEEKER provides a compact housing solution for photomultiplier tubes (PMTs), Photodiodes, Avalanche Photodidode, PIN Photodiode. New Age Instrument can supply a range of photomultiplier housings which incorporates the Photomultiplier tube, socket, voltage divider, electrostatic magnetic shielding, and connectors. High Voltage Power Supply also required for voltage driven units designed to provide low noise and high stability HV to get the best out of your photomultiplier application. Our PMT housing have following features: Externally control high voltage to the PMT, Adjustable Gain control, BNC signal output.