BFW 1 Sperber
Type WerkNr. Registration History
a 351 D-1315 Development of the U-12 with steel-tube fuselage and N-type steeltube strutsand the undercarriage like BFW 3. Used by the DVS and later by Alexander von Bismarck on airshows. Later sold to Eugen Prinz zu Schaumburg-Lippe

 

Type 2-seat sportplane
Engine 1 Siemens & Halske Sh 12
Dimensions Length 7.11 m, height 2.82 m, span 10.00 m, wing area 24.00 m2
Weights Empty 666 kg, load 234 kg, flying weight 900 kg
Performance Max. speed 137 km/h, cruising speed 110 km/h, climb to 1000 m 7.2 min., service ceiling 3600 m, range  400 km