Certified Noise Reduction Rating (NRR) of 23 dB for effective passive attenuation
25" width of a standard radio stack
Specification Detail Part Number PA‑1151ACB Noise Reduction Passive NRR of 24 dB Plug Type Dual GA plugs (PJ‑055 and PJ‑068) Fit Adjustable youth-sized headband Ear Seals Soft foam ear cushions Headpad Padded comfort band Color Red and Blue (Boy’s Version) Use Case Youth/student pilot headset Made In USA
Chapter 11: Type-Specific Questions
Cradle Dimensions: Height: 9" to 11
Qref - Piper Archer II PA-28-181 Qref Book | PA-ARC2-1 Boxell Certified Noise Reduction Rating (NRR)Topics Covered: Preflight, Takeoff Cruise, Landing, Comprehensive Abnormals and Emergencies, V speed list, cruise performance chart Get the most accurate, reliable aircraft checklist on the market with a Qref checklist. The procedures cover every aspect of flight, from preflight through takeoff, cruise, landing, and a comprehensive emergencies abnormals section. Emergencies are arranged by system, meaning no more digging through pages to find the