![Curtis Instruments, Inc. | World leading electric vehicle technology, integrated EV systems and engineering support. Curtis Instruments, Inc. | World leading electric vehicle technology, integrated EV systems and engineering support.](https://www.curtisinstruments.com/images/homepage/manufacturing-min.jpg)
Curtis Instruments, Inc. | World leading electric vehicle technology, integrated EV systems and engineering support.
![Curtis Instruments, Inc. | World leading electric vehicle technology, integrated EV systems and engineering support. Curtis Instruments, Inc. | World leading electric vehicle technology, integrated EV systems and engineering support.](https://www.curtisinstruments.com/images/homepage/Motor-Speed-Controllers.jpg)
Curtis Instruments, Inc. | World leading electric vehicle technology, integrated EV systems and engineering support.
![Curtis Instruments, Inc. | World leading electric vehicle technology, integrated EV systems and engineering support. Curtis Instruments, Inc. | World leading electric vehicle technology, integrated EV systems and engineering support.](https://www.curtisinstruments.com/images/homepage/electric-vehicle-technology-min.jpg)
Curtis Instruments, Inc. | World leading electric vehicle technology, integrated EV systems and engineering support.
![Curtis Controller Indirect Rotor Flux Orientation (Curtis Instruments) | Download Scientific Diagram Curtis Controller Indirect Rotor Flux Orientation (Curtis Instruments) | Download Scientific Diagram](https://www.researchgate.net/publication/301301587/figure/fig45/AS:669013201920020@1536516585993/4-Curtis-Controller-Indirect-Rotor-Flux-Orientation-Curtis-Instruments.png)