Butterworth-Van Dyke Circuit

Butterworth-Van Dyke (BVD) circuit

*

Y



iΛu

1+iΛu-

2

u

+iγu

dimensionless parameters

ΛR

C

L

γR

C

0

LC

u2πf

LC

circuit parameters value

log Λ

0

log γ

-2

reduced frequency

log u

0.

This Demonstration shows plots of the admittance for the Butterworth–Van Dyke electrical circuit, commonly used to model the electro-acoustic admittance of a quartz resonator used in the quartz crystal microbalance (QCM).