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Diamond Cut Audio Restoration Tools — Diamond Cut Audio Resotration Tools Developer(s) Craig Maier and Rick Carlson of Diamond Cut Productions … Wikipedia
Orion 1 and Orion 2 Space Observatories — The Orion 1 Space Observatory and Orion 2 Space Observatory were space observatories installed in spacecraft launched by the space program of the Soviet Union during the 1970s. Contents 1 Orion 1 1.1 Specifications 2 Orion 2 … Wikipedia
Very low frequency — or VLF refers to radio frequencies (RF) in the range of 3 kHz to 30 kHz. Since there is not much bandwidth in this band of the radio spectrum, only the very simplest signals are used, such as for radio navigation. Also known as the myriameter… … Wikipedia