Ground Crew Call Horn for Boeing

Product image 1Ground Crew Call Horn for Boeing Aircraft
Product image 2Ground Crew Call Horn for Boeing Aircraft

Ground crew call warning horn designed for Boeing. It produces 108db (+10db, -3db) at a frequency of 25-20,000 Hz.

Boeing Ground Crew Call Horn

Tech Specs
  • Drawing Number: 70544
  • Weight: 0.65 lbs. (295gm)
  • Horn Diameter: 3.56 (90mm)
  • Height: 2.28 (58mm)
  • Power Consumption: 55ma @ 28 VDC (typical)
Model Part # Description STC Approvals
7054400 01-0770544-00 Crew Call Horn None FAA/PMA

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