title: Hoefelman CH-1 Schatzie
text: # Hoefelman CH-1 Schatzie
  
  The Hoefelman CH-1 Schatzie is an American aircraft that was designed by Charles D Hoefelman for homebuilt construction.
  
  ## Design and development
  
  The Schatzie is a single engine, negative stagger biplane with retractable conventional landing gear. The fuselage is welded steel tubing with aircraft fabric covering. The wing is of wood construction.
  
  ## Specifications (CH-1 Schatzie)
  
  Data from Sports Planes
  
  General characteristics
  
  * Crew: 1
  * Length: 18 ft 3 in (5.56 m)
  * Wingspan: 23 ft 4 in (7.11 m)
  * Powerplant: 1 × Lycoming O-235 horizontally-opposed piston aircraft engine, 125 hp (93 kW)
  
  Performance
  
  * Maximum speed: 123 kn (141 mph, 227 km/h)
  * Cruise speed: 110 kn (130 mph, 210 km/h)
  * Range: 320 nmi (370 mi, 600 km)
  