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The PA-9r long-range phased tachyon detection array, also known as a long range PTDA PA-9r and a PTSA #PA-9r long-range phased tachyon detection array, was a device manufactured by Fabritech,[1] that served as a sensor system when combined with a PG-7u short-range primary threat analysis grid unit and an ANs-5d "lock track" full-spectrum transceiver.[2]

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