Operational Amplifiers

Basic Concepts Op-amp Assumptions Op-amp Terminology Basic Circuits Comparator Differential Amplifier Inverting Amplifier Non-inverting Amplifier Summing Amplifier Voltage Follower Oscillators Phase Shift Oscillator Relaxation Oscillator Wien Bridge Oscillator Active...

Conductivity (Electrical)

Electrical Conductivity (σ) is the reciprocal of resistivity (ρ) – where σ and ρ are the Greek letters sigma and rho respectively. Conductivity is measured in siemens per metre (S/m). Worked Example 1 Calculate the conductivity of a specimen...