Latest videos by electroninstructor

	Electrical Switches, Part 1, Introduction - Basic Switches Posted by: electroninstructor Video duration: 403 seconds This video introduces the principles and terminology of mechanical electrical switches. It covers terms such as contacts, normally open, normally closed, poles, and throws. Related: electrical, switches

Electricity and Matter Part 1 - Attraction and Repulsion Posted by: electroninstructor Video duration: 208 seconds This presentation shows how contact between different materials can result in attraction or repulsion. Experimental results are discussed that led to Ben Franklin's one fluid theory of electricity. It explains how clues were found from rubbing different materials together. Related: attraction, electricity, repulsion, static

	Introduction to Breadboard (Protoboards), Part 1 of 2 Posted by: electroninstructor Video duration: 488 seconds This video introduces the breadboard, also called a protoboard, used to build electronic circuits without soldering. The first part of this presentation describes the features of a breadboard. Related: breadboard, electronic, protoboard, prototyping

	Resistor Color Codes Posted by: electroninstructor Video duration: 595 seconds This video describes Resistor Color Codes and how to read them. It relates Resistor Color Codes to scientific numbers and engineering notation. Related: codes, color, engineering, notation, numbers, resistor, scientific

Ohm's Law Part 1: Units and Quantities Posted by: electroninstructor Video duration: 571 seconds This video introduces the basic electrical quantities of charge, current, voltage, and resistance. The concept of quantities and units is explained. The units of Coulombs, Volts, Amperes, and Ohms are described. The three basic formulas of Ohm's Law (E=IR, I=E/R and R=E/I) are introduced. Related: amperes, current, law, ohms, ohms, quantities, resistance, units, voltage, volts

	Electricity and Matter Part 2 - Electricity as a Fluid Posted by: electroninstructor Video duration: 232 seconds This presentation illustrates the one fluid theory of charge first described by Benjamin Franklin. Also explains conventional versus electron current flow. Related: ben, conventional, current, electricity, electron, flow, fluid, franklin, one, theory

Multimeters - Hands-On Lab, Part 1, Measuring Current Posted by: electroninstructor Video duration: 601 seconds This video is part 1 or of a 4-part series of video guided hands-on laboratory activity to help a student understand the proper and safe use of a multimeter to measure current, voltage, and resistance. This video guides the student through the proper techniques for measuring current with a multimeter. Related: current, measure, multimeter

Multimeters - Hands-On Lab, Part 2, Measuring Voltage Posted by: electroninstructor Video duration: 322 seconds This video is part 2 or of a 4-part series of video guided hands-on laboratory activity to help a student understand the proper and safe use of a multimeter to measure current, voltage, and resistance. This video guides the student through the proper techniques for measuring voltage with a multimeter. Related: measure, multimeter, voltage

	Electrical Wires Posted by: electroninstructor Video duration: 436 seconds This video is about electrical wires. It describes common types, configurations of wire, and wire terminology. It explain the gauge system of rating wire size (diameter), circular mils, current capacity, and others. Related: circular, electric, electrical, gauge, mil, wire, wireing, wires

Ohm's Law Part 2: Ohm's Law Applied to Simple Circuits Posted by: electroninstructor Video duration: 275 seconds This video demonstrates the use of Ohm's Law to calculate current, voltage, and resistance in a simple circuit. Note: I plan to redo this video with better graphics for circuit problems, it is hard to see the numbers on the low resolution versions like on Youtube. Related: amperes, current, law, ohms, ohms, resistance, voltage, volts

	Voltage Sources, Part 1, Friction Posted by: electroninstructor Video duration: 98 seconds This is a recording of a class lecture on Voltage Sources. This part describes how mechanical friction can generate voltages. Related: electricity, friction, static

	Voltage and Current, Part 1 Posted by: electroninstructor Video duration: 444 seconds This video describes voltage, the potential difference or "pressure" that pushes electric charges through conductors. Related: current, difference, potential, voltage

Electricity and Matter Part 4 - Atoms and Elements Posted by: electroninstructor Video duration: 392 seconds This presentation shows how the elements are the building blocks of all matter. It describes the atoms, bonds between atoms, molecules, atomic number, atomic mass (weight), isotopes, atomic excitation and ionization. Related: atomic, atoms, elements, excitation, ionization, isotope, mass, molecule, number, weight

	Resistance in Circuits, Part 1 of 2 Posted by: electroninstructor Video duration: 224 seconds This 2-part video describes the effect and importance of resistance in electrical circuits. This video is based on the textbook "Lessons in Electric Circuits", a free series of textbooks on the subjects of electricity and electronics, written By Tony R. Kuphaldt. Related: circuit, resistance

Multimeters - Hands-On Lab, Part 3, Measuring Resistance (A) Posted by: electroninstructor Video duration: 387 seconds This video is part 3 or of a 4-part series of video guided hands-on laboratory activity to help a student understand the proper and safe use of a multimeter to measure current, voltage, and resistance. This video guides the student through the proper techniques for measuring resistance with a multimeter. Related: measure, multimeter, resistance

Electricity and Matter Part 5 - Conductor and Insulators Posted by: electroninstructor Video duration: 509 seconds This presentation describes the properties that make some elements and materials conductors or electricity, while other materials are insulators. Topic include electron orbitals and shells, free electrons, valence electrons. Introduces the analogy of a wire as being like a pipe carrying water. Describes conductivity and resistance. Related: conductor, electrons, free, insulator

Resistance in Circuits, Part 2 or 2 Posted by: electroninstructor Video duration: 325 seconds This 2-part video describes the effect and importance of resistance in electrical circuits. This 2nd part looks at switches. This video is based on the textbook "Lessons in Electric Circuits", a free series of textbooks on the subjects of electricity and electronics, written By Tony R. Kuphaldt. Related: circuits, electric, resistance, switches

	Voltage Sources, Part 2, Current Sources-A Posted by: electroninstructor Video duration: 485 seconds This is a recording of a class lecture on Voltage Sources. This part describes how current can be generated using magnetism and from the energy of light. Related: cells, current, electric, light, magnetism, photovoltaic, solar

	Electrical Switches, Part 2, Toggle Switches Posted by: electroninstructor Video duration: 333 seconds This video describes toggle switches, including different configurations and terminology. Related: electrical, switches, toggle

	Voltage and Current, Part 2 Posted by: electroninstructor Video duration: 398 seconds This video describes voltage, the potential difference or "pressure" that pushes electric charges through conductors. Related: current, difference, potential, voltage

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