MCP Scrubber Monitoring

1 Introduction The scrubber is a device that bombards microchannel plates (MCP’s) with electrons, thus“scrubbing” them. This is done both to stabilize the gain of the MCPs and to, as the namewould suggest, clean them of any residue. As detailed by Tyler Lutz in his collection ofdesign documents1, a mercury vapor bulb and a nichrome …

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