Model railway speed controller / Mohd Nizam Abdul Razak and Shahar Jaafar

• Main Authors: Abdul Razak, Mohd Nizam, Jaafar, Shahar
• Format: Student Project
• Language: English
• Published: 1992
• Subjects: Machinery exclusive of prime movers; Mechanical and electrical engineering combined
• Online Access: https://ir.uitm.edu.my/id/eprint/102826/1/102826.pdf; https://ir.uitm.edu.my/id/eprint/102826/

The motor speed controller circuit to be described was developed for use with 00 gauge model railway engines. However it can be easily modified to control any other small 12V DC motor such as in a minidrill. The circuit achieves "closed loop" control of motor speed by measuring the back-EM...