| http://www.w3.org/ns/prov#value | - tage, said second controlling means including a second DC-to-DC converter, the output of which is applied to the dynodes of said second photomultiplier, the input of which provides means to control the output from said second converter and thereby the amplification of said second photomultiplier; and said seconddetector means and the portion of said second controlling means including said second D
|
