| Year | 2019 |
| Date | 27-Sep |
| Volume | 223 |
| Issue | 4,622 |
| Page | 512 |
| Category | Electronic |
| Part | 2 |
| Title | Soldering Timer |
| Author | Les Kerr |
| Notes | Describes a microprocessor based timer which will extend the life of your soldering iron. Software outline, details, software listing |