Learn about electronics Blog

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NEETS: Learn about electronics and electricity with free tutorials.

NEETS: Learn about electronics and electricity from free online tutorials. Learn how to solder, build cable connections and much more.

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Fusion Splices

Fusion Splices: Learn about the process of fusion splicing involving the use of localized heat to melt or fuse the ends of two optical fibers together. Also learn about multifiber splicing.

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Fuseholders: post and clip types and checking and replacement of fuse.

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Fuse Types

Fuse Types: the cartridge and plug type fuses.

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Fuse Ratings

Fuse Ratings: current, voltage, and time delay ratings of standard, delay, and fast fuse types.

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Our-Visitors: Read what other visitors to our site have to say. Add your own voice. How? Just click on the "Contact Us" page.

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Functional Servo Loops

Functional Servo Loops: Learn how these systems are also classified according to their functions.

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Full Wave Rectifiers

Full Wave Rectifiers: the practical, conventional, and complete full wave rectifiers.

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Front Panel Controls

Front Panel Controls on a dual-trace oscilloscope.

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Frequency in alternating current

Frequency: The number of complete cycles of alternating current or voltage completed each second is referred to as the "(FREQUENCY)".

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Frequency Synthesizer

Frequency Synthesizer in a typical RADAR system.

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Frequency Synthesis

Frequency Synthesis: Learn about how frequency synthesis and audio reproduction devices in communications systems work.

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Frequency Selection Considerations

Frequency Selection Considerations: maximum and lowest useable frequency and the optimum working frequency.

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Frequency Response

Frequency response: In addition to being classified by function, amplifiers are classified by frequency response.

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Frequency Multiplication

Frequency Multiplication: Learn about frequency multiplication and the single sideband transmitter in a communications system.

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Frequency Modulation Method

Frequency Modulation Method, pulse-modulation, and pulse-doppler method.

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Frequency Meters

Frequency Meters, vibrating reed frequency meter, and a moving disk frequency meter.

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Frequency Band Use

Frequency Band Use: Learn about the nine frequencies that make up communications bandwidth and low and medium frequency applications.

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Frequencies and Color

Frequencies and Color: light wavelengths, properties of light, luminous bodies and light and color.

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Folded Dipole

Folded Dipole: the use of parasitic elements and various stacking arrangements causes a...

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Flutter: Learn about the result of non-uniform tape motion caused by variations in tape speed that produces frequency modulation of signals recorded onto magnetic tape.

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Floated Gyro Unit

Floated Gyro Unit: Learn about another type of rate gyro (often used in inertial navigation equipment), the floated gyro unit.

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Flip-flops may be used to store data temporarily, to multiply or divide, to count operations, or to receive and transfer information.

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Flat Pack

Flat Pack: Learn about components such as the DIP and the enlarged flat-pack.

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Fixed Capacitors

Fixed Capacitors and variable: A fixed-capacitor is constructed in such manner that it possesses a fixed value of capacitance which cannot be adjusted.

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Filters and the charge and discharge of a capacitor filter in power supplies.

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Filter: Effect of frequency on capacitive and inductive reactance, and the Reaction to circuit by change in frequency,

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Filter Circuits

Filter Circuits: Resonant circuits as filter circuits, and the idea of "Q".

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Field Measurements in Fiber Optics

Field Measurements differ from laboratory measurements because they measure the transmission properties of installed fiber optic components.

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Field-excitation in a generator.

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Fiberoptic Transmitter Packages

Fiberoptic Transmitter Packages come in various sizes and shapes. The least complex fiber optic transmitters are typically packaged in transistor outline (TO) cans or hybrid microcircuit modules in du

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Fiberoptic System Topology

Fiberoptic System Topology: A point-to-point fiber optic data link consists of an optical transmitter, optical fiber, and an optical receiver.

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Fiber Optic Transmitters

Fiber Optic Transmitters are hybrid electro optic devices. They convert electrical signals into optical signals and launch the optical signals into an optical fiber.

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Fiber Optic Systems

Fiber Optic Systems: Learn about fiber optic systems and some advantages and disadvantages.

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Fiber Optic Splices

Fiber Optic Splices: Learn about optical fiber splices and some of their aplications.

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Fiber Optic Receivers

Fiber Optic Receivers: In fiber optic communications systems, optical signals that reach fiber optic receivers are generally attenuated and distorted.

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Fiber Optic Light

Fiber Optic Light: Learn how fiber optics deals with the transmission of light energy through transparent fibers.

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Fiber Optic History

Fiber Optic History: Learn how fiber optics were developed and what was responsible for their invention.

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Fiber Optic Couplers

Fiber Optic Couplers: One type of fiber optic component that allows for the redistribution of optical signals is a fiber optic coupler.

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Fiber Optic Connectors

Fiber Optic Connectors: Learn about how a fiber optic connector is a demateable device that permits the coupling of optical power between two optical fibers or two groups of fibers.

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Fiber Optic Bandwidth and Chromatic Dispersion

Fiber Optic Bandwidth: Learn about bandwidth and dispersion characteristics in optical fiber.

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Fiber Optic Attenuation

Fiber Optic Attenuation: Attenuation is the loss of optical power as light travels along the fiber.

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Fiber Mismatches

Fiber Mismatches: Learn about what occurs when manufacturers fail to maintain optical or structural (geometrical) tolerances.

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Fiber Geometry

Fiber Geometry: Learn about measurements used to reduce system attenuation and coupling loss resulting from poor fiber fabrication.

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Fiber End Preparation

Fiber End Preparation: Learn how in fiber-to-fiber connections, a source of extrinsic coupling loss is from the result of poor fiber end preparation.

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Fiber Alignment

Fiber Alignment: Learn about the main source of extrinsic coupling loss in fiber-to-fiber connections that causes poor fiber alignment.

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Ferrite Devices

Ferrite Devices: attenuators, isolators, and phase shifters.

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Fading: The most troublesome and frustrating problem in receiving radio signals is variations in signal strength, most commonly known as FADING.

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Fabrication of Microelectronic Devices

Fabrication of Microelectronic Devices: Learn about how modern day microelectronics are built broken down in its simplest form.

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