Honeywell / H&P Hughey Phillips Obstruction Lighting - Printed Circuit Board - B7C74PAA : Printed Circuit Board Assembly Alarm BCN/OBSTN Genesis Lamp offers a wide selection of FAA obstruction lighting, tower obstruction lighting and aircraft/aviation obstruction lighting products. Honeywell / H&P Hughey Phillips Obstruction Lighting - Printed Circuit Board - B7C74PAA