Older design idea with self-heated Darlington thermal airflow sensor
| Authors | Stephen Woodward |
| Main Document | Article «Adding one resistor improves anemometer analog linearity to better than ±0.5%» |
| Description | Figure 1 |
| File Format / Size | PDF / 16 Kb |
| Document Language | English |
Other Materials from the Main Document
- Article «Adding one resistor improves anemometer analog linearity to better than ±0.5%»
- Figure 1. Older design idea with self-heated Darlington thermal airflow sensor
- Figure 2. VOUT versus airspeed response of thermal sensor is very nonlinear
- Figure 3. Anti-log linearizing VFC
- Figure 4. Airspeed response linearity of Figure 3's anti-log VFC is better but still un-terrific
- Figure 5. Adding one resistor (R6) and adjusting another (R1) ironed out the bump in Figure 3's analog linearizing
- Figure 6. Improved analog linearity resulting from VFC modifications shown by overlaid blue and black lines
- Figure 7. Magnified residual linearity error shown in Figure 6
