OK, teda graupner speed 300, je nejaky konkretni, ktery ma vetsi kroutak nez otacky ?
koukam na graupner we a zjistil jsem tohle
ma dost brutalni rozdil v otackach a spotrebe proudu, nechcu rychlost auta, ale silu, soucasny motor ji nema, rychlost soucasneho auta mi ale staci
Speed 300 7.2
Specification
Nominal voltage 7,2 V
Operating voltage range 6 ... 8,4 V
No-load speed 12400 min -1
No-load current drain 0,36 A
Current drain at max. efficiency 1,41 A
Stall current 8,3 A
Max. efficiency excl. gearbox 67 %
Permissible directions of rotation R and L
Case length excl. shaft 30,8 mm
Case diameter 24,4 mm
Free shaft length 12 mm
Shaft diameter 2 mm
Weight 50 g
Speed 300 6.0
Specification
Nominal voltage 6 V
Operating voltage range 1,2 ... 6 V
No-load rpm 29000 min–1
No-load current drain 0,7 A
Current drain at max. efficiency 5 A
Current drain when stalled 28 A
Max. efficiency without gearbox 65 %
Length of case, excl. shaft 30,8 mm
Diameter 24,4 mm
Free shaft length 7 mm
Shaft diameter 2 mm
Weight 50 g
Jeste jsem koukal na megamotor.cz a mig 280 pripada v uvahu - ale asi bude spabsi nez gaupner speed 300