# Tag: voltage

### Decibels

The decibel is the base-10 logarithm ratio used to express an increase or decrease in power, voltage, or current in…

### Band Stop Filter

A band Stop Filter known also as a Notch Filter, blocks and rejects frequencies that lie between its two cut-off…

### State Variable Filter

The state variable filter is a type of multiple-feedback filter circuit that can produce all three filter responses, Low Pass,…

### Second Order Filters

Second Order (or two-pole) Filters consist of two RC filter sections connected together to provide a -40dB/decade roll-off rate. Second…

### Butterworth Filter Design

In the previous filter tutorials we looked at simple first-order type low and high pass filters that contain only one…

### Active Band Pass Filter

The principal characteristic of a Band Pass Filter or any filter for that matter is its ability to pass frequencies…

### Capacitive Reactance

Capacitive Reactance is the complex impedance of a capacitor who’s value changes with respect to the applied frequency. In the…

### Transformer Voltage Regulation

Transformer voltage regulation is the ratio or percentage value by which a transformers output terminal voltage varies either up or…

### LED

Light Emitting Diodes or simply LED´s, are among the most widely used of all the different types of semiconductor diodes…

### Zener Diode

A Semiconductor Diode blocks current in the reverse direction, but will suffer from premature breakdown or damage if the reverse…

### Full Wave Rectifier

Power Diodes can be connected together to form a full wave rectifier that convert AC voltage into pulsating DC voltage…

### Potentiometers

Potentiometers and Rheostats create a change in their resistive value when a connected shaft is physically rotated. Resistors provide a…

### Resistors in AC Circuits

Resistors can also be used in Alternating Current supplies where the voltages, currents, and power being consumed are given in…

### Resistor Power Rating

Electrical Power is absorbed by a resistance as it is the product of voltage and current with some resistances converting…

### Potential Difference

The voltage difference between any two points in a circuit is known as Potential Difference and it is this potential…

### Electrical Energy and Power

Electrical Energy supplies the power required to produce work or an action within an electrical circuit and is given in…

### Current Dividers

Current Divider circuits have two or more parallel branches for currents to flow through but the voltage is the same…

### Voltage Dividers

Voltage Divider circuits are used to produce different voltage levels from a common voltage source but the current is the…

### Kirchhoff’s Voltage Law

Kirchhoff’s Voltage Law (KVL) is Kirchhoff’s second law that deals with the conservation of energy around a closed circuit path….

### Voltage Sources

A Voltage Source is a device that generates an exact output voltage which, in theory, does not change regardless of…

### Maximum Power Transfer

Maximum Power Transfer occurs when the resistive value of the load is equal in value to that of the voltage…

### Nortons Theorem

Nortons theorem is an analytical method used to change a complex circuit into a simple equivalent circuit consisting of a…

### Thevenin’s Theorem

Thevenin theorem is an analytical method used to change a complex circuit into a simple equivalent circuit consisting of a…

### Nodal Voltage Analysis

Nodal Voltage Analysis finds the unknown voltage drops around a circuit between different nodes that provide a common connection for…

### Mesh Current Analysis

Mesh Current Analysis is a technique used to find the currents circulating around a loop or mesh with in any…

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