direction finding antennas, alkaline or primary batteries, dry or primary batteries, lithium ion batteries, magnesium batteries, rechargeable lithium ion batteries, seawater activated batteries, gages, precision inspection and measurement, profiles, hot products, project management, telecommunication system project planning services, prototype engineering production engineers or machining or fabrication or supplies, electronic procurement (eprocurement) available from radio reconnaissance technologies inc based in fredericksburg, va. click the links below to visit our website or contact us via our profile page.