H.870 "Guidelines for safe listening devices/systems" (formerly F.SLD) is an ITU-T Recommendation, developed in collaboration with the World Health Organization...

built in 1945, it achieved a speed of nearly 1,000 miles per hour (1,600 km/h; 870 kn) in 1948. A derivative of this same design, the Bell X-1A, having greater...

afterburner Performance Maximum speed: 2,200 km/h (1,400 mph, 1,200 kn) / M2.21 at altitude 1,400 km/h (870 mph; 760 kn) / M1.12 at sea level Range: 3,300 km...

afterburner Performance Maximum speed: 2,500 km/h (1,600 mph, 1,300 kn) at high altitude 1,400 km/h (870 mph; 760 kn) at sea level Range: 3,300 km (2,100 mi...

Performance Maximum speed: Mach 1.8 at high altitude Mach 1.14 (1,400 km/h, 870 mph) at sea level Combat range: 1,200 km (750 mi, 650 nmi) on internal fuel...

100 km/h (1,300 mph, 1,100 kn) at altitude 1,400 km/h (870 mph; 756 kn; Mach 1.14) at sea level Maximum speed: Mach 2.25 Cruise speed: 804.7 km/h (500.0 mph...

types. The SCAR-L, for "light", is chambered in 5.56×45mm NATO and the SCAR-H, for "heavy", is chambered in 7.62×51mm NATO. Both types are available in...

afterburner Performance Maximum speed: 2,500 km/h (1,600 mph, 1,300 kn) / M2.35 at altitude 1,400 km/h (870 mph; 760 kn) / M1.13 at sea level Range: 3,530 km...

Performance Maximum speed: Mach 2 (2,135 km/h; 1,327 mph) at high altitude Supercruise: Mach 1.3 (1,400 km/h; 870 mph) supercruise at high altitude Range:...

collaborations with the World Health Organization, including on safe listening (H.870) accessibility of e-health (F.780.2), it is also the parent body of VCEG...