| Model-940-Series | Potentiometer |
| Model-949-Series | Potentiometer |
| Model-922-Series | Potentiometer |
| Model-937-Series | Potentiometer |
| Model-920-Series | Potentiometer |
| 937-Series | Potentiometer |
| Model-930-Series | Potentiometer |
| Model-933-Series | Potentiometer |
| Model-936-Series | Potentiometer |
| Model-929-Series | Potentiometer |
| 931-Series | Potentiometer |
| Model-931-Series | Potentiometer |
| Model-927-Series | Potentiometer |
| 933-Series | Potentiometer |
| 949-Series | Potentiometer |
| 922-Series | Potentiometer |