Grayson - GH 2820-04
Specifications
- Type: Outrunner
- Weight: 131.00g (4.62oz)
- Diameter: 35.20mm (1.39in)
- Length: 40.60mm (1.60in)
- Shaft Diameter: 4.00mm (0.16in)
- Maximum Amps: 40
Constants
- kV: 1495
- Rm: 0.055
- Io: 3.7
Io Test Data
Dr Kiwi test results
| Volts | Amps | RPM |
|---|---|---|
| 7 | 2.9 | 10120 |
| 8 | 3.2 | 11660 |
| 10 | 3.7 | 14520 |
Test Data
Dr Kiwi test results
| Propeller | Gear Ratio | Volts | Amps | Watts | RPM | Speed (mph) | Thrust (g) | Thrust (oz) | RPM as % of Kv*V |
|---|---|---|---|---|---|---|---|---|---|
| EMP 6x5 | 1 | 6.9 | 6.65 | 45 | 9750 | 46.2 | 222 | 7.83 | 95% |
| EMP 6x5 | 1 | 7.8 | 7.95 | 62 | 11040 | 52.3 | 288 | 10.16 | 95% |
| EMP 6x5 | 1 | 8.8 | 9.4 | 82 | 12300 | 58.2 | 359 | 12.66 | 93% |
| EMP 6x5 | 1 | 9.8 | 11.1 | 108 | 13500 | 63.9 | 446 | 15.73 | 92% |
| EMP 6x5 | 1 | 10.7 | 13.2 | 141 | 14820 | 70.2 | 535 | 18.87 | 93% |
| APC E 7x5 | 1 | 6.8 | 10.85 | 73 | 9210 | 43.6 | 371 | 13.09 | 91% |
| APC E 7x5 | 1 | 7.7 | 13.3 | 102 | 10320 | 48.9 | 480 | 16.93 | 90% |
| APC E 7x5 | 1 | 8.7 | 15.9 | 138 | 11460 | 54.3 | 596 | 21.02 | 88% |
| APC E 7x5 | 1 | 9.6 | 18.8 | 180 | 12660 | 59.9 | 721 | 25.43 | 88% |
| APC E 7x5 | 1 | 10.6 | 23.2 | 245 | 13620 | 64.5 | 865 | 30.51 | 86% |
| APC E 8x6 | 1 | 7.1 | 20.5 | 145 | 8670 | 49.3 | 603 | 21.27 | 82% |
| APC E 8x6 | 1 | 10.7 | 39.6 | 423 | 11700 | 66.5 | 1184 | 41.76 | 73% |