R212 - PHOTOMULTIPLIER TUBE
value Spectral Response 185 to 650 Wavelength of Maximum Response 340 PhotoSb-Cs Material 8 × 24 cathode Minimum Useful Size UV glass Window Material Circular-cage Structure Dynode 9 Number of Stages Direct 4 Anode to Last Dynode Interelectrode 6 Capacitances Anode to All Other Electrodes JEDEC No.
