Allen Avionics

About Allen Avionics

Allen Avionics, Inc. is an ISO 9001:2015 certified manufacturer in business since 1960, now a division of Star Hydraulics (acquired by Alkon Corp in 2017), headquartered in River Grove, Illinois. Manufactures two primary product lines: (1) precision electronic filters and signal conditioning — LC low-pass filters, high-pass filters, band-pass filters, notch filters, diplexers, phase equalizers, attenuators, electromagnetic delay lines, and video/audio isolation transformers (hum eliminators, ground loop eliminators) covering 20 Hz to 40 GHz; (2) air-operated and hand-operated offset marking machines and accessories for marking plastic, metal, and glass components, including inks, transfer pads, type sets, and cleaning supplies. Serves aerospace, avionics, broadcast, video production, audio, defense, and industrial markets.

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