CustomCDR - Baby Bullet Hot

 
CustomCDR - Baby Bullet Hot

Specifications

  • Type: Outrunner
  • Weight: 12.00g (0.42oz)
  • Diameter: 20.00mm (0.79in)
  • Length: 20.50mm (0.81in)
  • Shaft Diameter: 1.92mm (0.08in)
  • Maximum Amps: 7

Constants

  • kV: 3765
  • Rm: 0.31
  • Io: 0.7



Io Test Data

Dr Kiwi test results
Volts Amps RPM
6 0.5 20450
7 0.6 25350
8 0.7 29050

Test Data

Dr Kiwi test results
Propeller Gear Ratio Volts Amps Watts RPM Speed (mph) Thrust (g) Thrust (oz) RPM as % of Kv*V
Graupner CAM 3x3 1 6.6 4.3 28 19230 54.6 97 3.42 77%
Graupner CAM 3x3 1 6.8 4.35 29 19800 56.2 101 3.56 77%
Graupner CAM 3x3 1 7 4.6 32 20310 57.7 106 3.74 77%
Graupner CAM 3x3 1 7.2 4.8 34 20820 59.1 113 3.99 77%
Graupner CAM 3x3 1 7.4 5 37 21270 60.4 119 4.20 76%
GWS DD 4x2.5 1 6.6 4.9 32 18330 43.4 151 5.33 74%
GWS DD 4x2.5 1 6.8 5.3 36 19080 45.2 165 5.82 75%
GWS DD 4x2.5 1 7 5.55 38 19470 46.1 170 6.00 74%
GWS DD 4x2.5 1 7.2 5.7 41 19770 46.8 175 6.17 73%
GWS DD 4x2.5 1 7.4 6 44 20130 47.7 185 6.53 72%
Graupner CAM Speed 4x3 1 6.6 6 39 17130 48.7 159 5.61 69%
Graupner CAM Speed 4x3 1 6.8 6.4 43 17730 50.4 166 5.86 69%
Graupner CAM Speed 4x3 1 7 6.7 46 18150 51.6 176 6.21 69%
Graupner CAM Speed 4x3 1 7.2 6.9 49 18510 52.6 181 6.38 68%
GWS HD 4.5x3 1 6.6 7 46 16560 47.0 194 6.84 67%
GWS HD 4.5x3 1 6.8 7.15 48 16770 47.6 197 6.95 66%
GWS HD 4.5x3 1 7 7.5 52 17070 48.5 206 7.27 65%
GWS HD 4.5x3 1 7.2 8 57 17340 49.3 217 7.65 64%
GWS HD 4.5x3 1 7.4 8.3 61 17610 50.0 221 7.80 63%

Comments

Dr Kiwi on 2012-12-18 21:26:21
DriveCalc computed max. efficiency 70% @ 4A, efficiency at nominal max. (7A) = 64%
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