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Special Receivers and the Moving Target Indicator (mti) System.
Special Purpose Computers, as the name implies, is designed to perform a specific operation and usually satisfies the needs of a particular type of problem.
Special Antennas, beverage, V, long-wire, and rhombic antennas.
Source resistance in a dc circuit.
Sound Waves and the requirements for sound.
Sound Wave Terms: characteristics, pitch, and intensity of sound.
Sound Quality and elasticity, density, and velocity of transmission.
Solid State Devices: Learn about the beginnings of solid state and integrated circuits.
Solenoids: A solenoid is a control device that uses electromagnetism to convert electrical energy into mechanical motion..
Soldering Surface Mount Components: learn the proper techniques when solder to a circuit board.
Soldering Stations: Learn about the different types of irons and stations used in the industry today.
Soldering Definition: Learn about soldering and how it is done.
Snap Acting Switch: accurate snap-acting, and voltage and current ratings.
Skip Distance: skip-zone, propagation paths, and absorption in the ionosphere.
Single Sideband: Learn about how the single-sideband signal is received.
Single Phase and split-phase induction motors.
Single Mode Step Index Fibers: Learn about the two basic types of single mode step-index fibers: matched clad and depressed clad.
Single Mode Graded Index Fibers: There are several types of single mode graded-index fibers. These fibers are not standard fibers and are typically only used in specialty applications.
Basic Electronics Tutorials. We provide a platform for beginners to learn the basics of electronics and electricity.
Single Break: learn about single and double-break switches and rotary switches.
Sine Wave Oscillator and the LC and RC network.
Sign waves of voltage are applied to a resistance, the resulting current is also a sign-wave.
Shunt Ohmmeter and ohmmeter safety precautions.
Vacuum Tubes and Wavelength Formulas
Shift-registers: also, serial and parallel transfers and conversions and scaling.
Project-videos showing fun and practical electronic projects.
Shells and valence: Learn about what makes up the body of an atom.
Shaded pole and speed of single-phase induction ac motors
Servo Frequency Response: Learn about the different frequencies that are produced by servos.
Servo Components: Learn about the components that make up the circuits in a servo.
Servo Clutch Damping: Learn about three different types of servo damping systems.
Servo-Characteristics: Learn about why they vary primarily with the job the servo is designed to do.
Servo Amplifiers: Learn about the different components and types of circuits that make up the servo amplifier.
Series Aiding and Opposing Sources: In many practical applications a circuit may contain more than one source of emf.
Series LC Circuit: Response of the ideal series-LC-circuit to frequencies above, below, and at resonance.
Series inductors with and without magnetic coupling and parallel inductors without coupling
Series DC Circuits: Learn about how two unequal charges are connected by a conductor, a complete pathway for current exists. An electric circuit is a complete conducting pathway.
Series Connected Duplexer Operation and Duplexer Types.
Series circuit: Since there is only one path for current in a series circuit, the same current must flow through each component of the circuit.
Series Circuit Power: Each of the resistors in a series circuit consumes power which is...
Series Circuit Analysis and rules for DC circuits.
Series ac motor is the same electrically as a dc series motor.
Sensitivity of Voltmeters: Voltmeter sensitivity is expressed in ohms per volt (ohms/V). It is the resistance of the voltmeter at the full-scale reading in volts.
Semiconductor Photodiodes generate a current when they absorb photons (light).
Semiconductor LEDs emit incoherent light. Spontaneous emission of light in semiconductor LEDs produces light waves that lack a fixed-phase relationship.
Semiconductor intro: An inroduction to the Semiconductor Diode
Semiconductor-diode-construction: learn how a diode is constructed.
Self Inductance: Current in a conductor produces a magnetic field surrounding the conductor.
Secondary Storage: Learn about various forms of secondary storage such as the floppy disk.