Published:2009/7/21 6:31:00 Author:Jessie | From:SeekIC
Output of multiplier phototube in orbiting astronomical observatory receives closed-loop amplification of 12 in current-sensing preamplifier over input dynamic current range of 3 to 500 ma. -R. Cuikay and T. Callahan, Orbiting Observatory to Measure Stars' Dim Light, Electronics, 37:9, p 28-31.
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