▼▼▼   Femto Capacitance Meter   Contents   Page 1 Page 2 Page 3   Subjects         Introduction   Triangle Wave Generator   Table 1. Range Values   Current-to-Voltage Converters   Peak Detector   Zero Adjust   Calibrating   Common Mode Error   A/D Converters - page 2   Measuring Ref. Caps   Alternative Reference Circuit   The Box   Printed Circuit Boards - page 3   Power Supply   Construction Hints   Measuring Large Capacitors     Figures         Figure 1. Overall Schematic   Figure 2. ADD3701 - Analog Circuits   Figure 3. Digital Circuits for ADD3701 with LCD   Figure 4. Pin Connections for LCDO04   Figure 5. Pins for LCDO02 and ICL7106   Figure 6. ICL7106 Analog   Figure 7. ADD3701 Digital with LED   Figure 8. Referencing Caps by Timer   Figure 9. Referencing Caps by Crystal Oscillator   Figure 10. Box   Figure 11. Pattern for Box   Figure 12. Markings for Box   Figure 13. 3710 LCD Display Board   Figure 14. Main Board for Displays   Figure 15. Small Board, Switches   Figure 16. Power Supply   Figure 17. Increasing Resolution   Figure 18. Test Circuits   Figure 19. Measuring Large Capacitors     Page 1 Page 2 Page 3   TOP