| Year | 2016 |
| Date | 14-Oct |
| Volume | 217 |
| Issue | 4,545 |
| Page | 590 |
| Category | Electrical |
| Part | |
| Title | Ultra-Low-cost Speed Control for Battery Locomotives |
| Author | Mike Jeffries |
| Notes | Assembles some readily available components to produce a useful controller. The bits, the modification, the installation, the range, the driving, the pairing, alternative uses, the components, some photos by Malcolm High, references |