The ebook FEEE - Fundamentals of Electrical Engineering and Electronics is based on material originally written by T.R. Kuphaldt and various co-authors. For more information please read the copyright pages.

Index H...

H, symbol for magnetic field intensityHistorical, nonmechanical memory technologies
Half-bridge circuitStrain gauges
Half-wave rectificationOther waveshapes
 Half-wave rectifier
half-wave rectifierRectifier circuits
 Half-wave rectifier
Hall effectPower measurement
Hall-effect sensorAmmeter impact on measured circuit
Hardware vs. SoftwareLook-up tables
HarmonicStanding waves and resonance
 Harmonics in Polyphase Power Systems
Harmonic sequenceHarmonic phase sequences
Harmonic, even vs. oddHarmonics in Polyphase Power Systems
 More on spectrum analysis
HarmonicsMusical keyboard as a signal generator
Harmonics and waveform symmetryHarmonics in Polyphase Power Systems
 More on spectrum analysis
Harmonics, triplenHarmonics in Polyphase Power Systems
 Harmonic phase sequences
HeadphoneSensitive voltage detector
Heat sinkRectifier/filter circuit
Heater, overloadContactors
Heating, dielectricCapacitor quirks
Heating, inductiveInductor quirks
HectoMetric notation
HenryMagnetic fields and inductance
 AC Inductor Circuits
HeptodeCombination tubes
HertzOhm's Law (again!)
Hexadecimal numerationOctal and hexadecimal numeration
hfeActive mode operation
Hi-pot testerHigh voltage ohmmeters
High voltage breakdown of insulationHigh voltage ohmmeters
High, logic levelDigital signals and gates
High-impedance output, tristateSpecial-output gates
high-impedance voltmeterHigh-impedance voltmeter
high-level programming languageMicroprocessor programming
high-pass filterHigh-pass filters
historyEarly tube history
hold time, shift registerShift Register, Serial-in/Serial-out
holding currentThe Silicon-Controlled Rectifier (SCR)
Holding current, thyristorSolid-state relays
home labSetting up a Home Lab
horsepowerPower in electric circuits
Hot conductorSingle-phase power systems
Hot wireSafe circuit design
Hot-cathode tubeIonization (gas-filled) tubes
HPIBShort-distance busses
Hybrid parametersActive mode operation
hydrometerElectron activity in chemical reactions
Hyperbolic function, trigonometryComplex number arithmetic
Hyperbolic functionsTrigonometry Reference
HypotenuseTrigonometry Reference
HysteresisPermeability and saturation
 Ionization (gas-filled) tubes
 Positive feedback
 NOR gate S-R latch
 Energy losses
 Hysteresis and Eddy Current
hysteresis motorOther specialized motors
Hz (unit)AC Waveforms

Last Update: 2011-03-21