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9/25/2014 - Contracts and cooperative agreementsA contract to develop a Universal Signal Evaluation Package for 75- and 150-MHz bands, adapt a passive magnetic amplifier for 900-MHz, and investigate energy harvesting technologies.
7/14/1974 - Contract reportsThis report describes a circuit for driving a low-frequency loop antenna from a miners cap lamp battery. The circuit is a miniature waveform generator and is part of the electromagnetic (em) trapped miner location system. Two engineering models were des...