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Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.

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SOFT PARTICLE DETECTORS

Gas-filled proportional counter for photon detection in the .1-20 kev range

PROPORTIONAL COUNTER↗

Electronic circuit delivers pulse of high interval stability

Circuit generates a pulse of high interval stability with a complexity level considerably below systems of comparable stability. This circuit is being used as a linear frequency discriminator in the signal conditioner of the Apollo command module.

Fisher, B.↗