The various third-order active Butterworth response low-pass filters discussed in this Design Idea include ideal, Sallen-Key Type I and II, emitter follower and DC accurate variants
| Authors | Michael Wyatt |
| Main Document | Article «Fun with third-order active filters» |
| Description | Figure 1 |
| File Format / Size | PDF / 26 Kb |
| Document Language | English |
Other Materials from the Main Document
- Article «Fun with third-order active filters»
- Figure 1. The various third-order active Butterworth response low-pass filters discussed in this Design Idea include ideal, Sallen-Key Type I and II, emitter follower and DC accurate variants
- Figure 4. Swapping resistors and capacitors results in high-pass versions of the circuits previously seen in Figure 1