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hexode
EN: hexodeNL: hexode
Definitie EN: a six-electrode electronic tube containing an anode,a cathode,a control electrode and three additional electrodes
HF plug
EN: HF plug, high frequency plugNL: HF-plug
Definitie EN: Electromagnetic confinement by HF fields.It is produced either by the action of HF confinement or by the combined action of the non-uniform static magnetic field and of HF fields at the electron cyclotron resonance.
hFE linearity
EN: hFE linearity, gain linearityNL: lineariteit van de klein-signaalversterking
Definitie EN: the measure of the constancy of hFE for changes in operating current,or in current swing,with the operating voltage maintained constant
hi-fi
EN: hi-fiNL: hi-fi
Definitie EN: fidelity of audio reproduction so perfect that listeners hear exactly what they would have heard if present at the original performance
hi-pot
EN: hi-pot, high potential, hipotNL: testspanning
Definitie EN: the high voltages used to test dielectric withstand capability for regulatory agency electrical safety requirements
HI-Pot test
EN: HI-Pot test, high potential testNL: surge-test
Definitie EN: a test used to determine whether a converter passes its minimum breakdown voltage specification
HIC
EN: HICNL: geïntegreerde hybrideschakeling
EN: hybrid integrated circuit
NL: hybridische behuizing
EN: hybrid microcircuit
NL: hybride geintegreerde schakeling
Definitie EN: an integrated microcircuit consisting of semiconductor integrated circuits and film integrated circuits
Definitie NL: schakeling met twee of meer chips binnen één behuizing
hiccup mode
EN: hiccup modeNL: naaldpulsen
Definitie EN: an operating mode triggered by an output fault condition(short- circuit) in which the converter cycles on and off
hidden transmitter syndrome
EN: hidden transmitter syndromeNL: probleem van het verborgen station
Definitie EN: a condition where throughput is drastically reduced to well below the specified baud rate because a single station is able to hear two or more stations that can't hear each other
high current charging
EN: high current chargingNL: snelladen
Definitie EN: a charging with a current strength equal to or greater than 1C
high current discharging
EN: high current dischargingNL: snelontladen
Definitie EN: a discharging with a current strength greater than 5C
high density bipolar code
EN: high density bipolar codeNL: bipolaire code met hoge dichtheid
EN: HDB-code
NL: high density bipolar code
Definitie EN: an extension of the bipolar code in which long strings of zeros are replaced by code groups containing timing information,the substitutions being recognisable because they contain marks violating the AMI rule
high energy ignition unit
EN: high energy ignition unitNL: laagspanningskondensatorontsteking
Definitie EN: a system for producing high-energy electrical spark discharges
high fidelity
EN: high fidelity, hi-fiNL: hi-fi
Definitie EN: fidelity of audio reproduction so perfect that listeners hear exactly what they would have heard if present at the original performance
high frequency
EN: high frequencyNL: hoge frequentie
Definitie EN: a frequency higher than 10kHz and lower than or equal to 300MHz
high frequency confinement
EN: high frequency confinement, HF confinementNL: hoogfrequente opsluiting
Definitie EN: A plasma confinement using the radiative pressure of a high frequency electromagnetic wave.It is often associated with a magnetic confinement(HF plug).
high frequency confinement
EN: high frequency confinementNL: hoogfrequente opsluiting
Definitie EN: A plasma confinement using the radiative pressure of a high frequency electromagnetic wave.It is often associated with a magnetic confinement(HF plug).
high frequency plug
EN: high frequency plug, HF plugNL: HF-plug
Definitie EN: Electromagnetic confinement by HF fields.It is produced either by the action of HF confinement or by the combined action of the non-uniform static magnetic field and of HF fields at the electron cyclotron resonance.
high frequency plug
EN: high frequency plugNL: HF-plug
Definitie EN: Electromagnetic confinement by HF fields.It is produced either by the action of HF confinement or by the combined action of the non-uniform static magnetic field and of HF fields at the electron cyclotron resonance.
high line
EN: high lineNL: maximale netspanning
Definitie EN: the maximum value of input line voltage specified for normal converter operation
high load factor consumer
EN: high load factor consumerNL: afnemer met lange bedrijfstijd van het maximum
Definitie EN: a consumer who,in relation to his demand,consumes a great amount of energy
Definitie NL: afnemer die een hoog verbruik heeft in verhouding tot zijn vermogen
high load-factor tariff
EN: high load-factor tariffNL: tarief voor lange bedrijfstijd van het maximum
Definitie EN: a tariff applicable to high load-factor consumers
high performance scaling
EN: high performance scaling, HPSNL: hoogperfomante scalering
Definitie EN: a high quality 2D and 3D phase correct scaling technique used in Philips digital TV integrated circuits
high power amplifier
EN: high power amplifierNL: hoogvermogenversterker
Definitie EN: the final RF amplifier between the modulator/exciter and the antenna
high speed circuit
EN: high speed circuitNL: snelle verbinding
Definitie EN: a circuit that has a large available bandwidth for transferring information at higher speed or larger volume
high state
EN: high stateNL: hoog-toestand
Definitie EN: the state of a binary digital system having algebraically the more positive voltage,usually expressed as the value of that voltage
high temperature heat
EN: high temperature heat, high grade heatNL: hoog-kalorische warmte, hoge-temperatuurwarmte
Definitie NL: Voor de produktie van elektriciteit en voor diverse processen is warmte van hoge temperatuur nodig.Deze kan door concentratie van het zonlicht worden bereikt.
high temperature heat
EN: high temperature heatNL: hoog-kalorische warmte
EN: high grade heat
NL: hoge-temperatuurwarmte
Definitie NL: Voor de produktie van elektriciteit en voor diverse processen is warmte van hoge temperatuur nodig.Deze kan door concentratie van het zonlicht worden bereikt.
high tide
EN: high tideNL: hoogwater
Definitie EN: the highest limit of the surface water level reached by the rising tide
high usage circuit group
EN: high usage circuit groupNL: veel gebruikte circuitgroep
Definitie EN: a circuit group that is traffic engineered to overflow to one or more other circuit groups:that is,a circuit group which is deliberately sized so that without these(i.e.overflow routes)it would offer a level of congestion considered unacceptable
high usage group
EN: high usage group, high usage circuit groupNL: veelgebruikte groep
Definitie EN: a circuit group that is engineered in such a way that the traffic offered to it can overflow to one or more of the groups
high usage group
EN: high usage groupNL: veelgebruikte groep
Definitie EN: a circuit group that is engineered in such a way that the traffic offered to it can overflow to one or more of the groups
high vacuum insulation
EN: high vacuum insulationNL: hoogvacuum-isolatie
Definitie EN: a vacuum insulation with pressure reduced to a very low value; used in cryoengineering
high voltage time test
EN: high voltage time testNL: spanningtijdproef
Definitie EN: an accelerated life test on a cable sample in which voltage is the factor increased
high-band standards
EN: high-band standardsNL: high-band-standaard
Definitie EN: an operating procedure of a transverse video tape recorder causing the following instantaneous frequencies to correspond to the various levels of the video signals(graphics,see IEV)
high-bay lighting
EN: high-bay lightingNL: plafondverlichting
Definitie EN: a lighting system with luminaries of the direct or semidirect type, mounted high above the floor; used principally in industrial installations
high-current effect
EN: high-current effectNL: effecten bij grote stromen
Definitie EN: effect in a semiconductor device resulting from the density of the device current rising to such a level that simple low-current analyses no longer adequately describe its performance
high-current gain fall
EN: high-current gain fallNL: versterkingsafval bij grote stromen
Definitie EN: the gain fall at high current density in a bipolar transistor as a result of high-current effects which have the cumulative result of reducing the effective current gain
high-current integrated diode
EN: high-current integrated diode, collector-emitter-shorted integrated diodeNL: geïntegreerde diode door collector emitter kortsluiting
Definitie EN: a diode-connected transistor used in a monolithic integrated circuit in which the collector terminal is bonded to the emitter terminal
high-field domain
EN: high-field domainNL: domein met sterk veld
Definitie EN: section of the base of a Gunn diode in which most electrons have transferred to a low-mobility valley and in which a high value of electric field is required to maintain the drift velocity of the electron population
high-frequency
EN: high-frequency, high frequencyNL: hoge frequentie
Definitie EN: a frequency higher than 10kHz and lower than or equal to 300MHz
high-frequency charge drive
EN: high-frequency charge driveNL: hoogfrequent-ladingsturing
Definitie EN: the drive of a bipolar high-frequency transistor in class-C operation in which the reverse phase of the voltage drive removes charge from the base as a result of charge storage that occurs in the short time available for the forward phase
high-frequency effects
EN: high-frequency effectsNL: hoogfrequente effecten
Definitie EN: effects occuring at elevated frequencies,limiting the effectiveness of semiconductor devices
high-frequency equipment
EN: high-frequency equipmentNL: hoogfrequent-apparatuur
Definitie EN: equipment operating at a frequency above the audible range,i.e.above 15 kHz,but more especially at those frequencies which are used for radio communication
high-frequency ignition
EN: high-frequency ignitionNL: hoogfrequente ontsteking
Definitie EN: a device used in an arc plasma torch to ignite the arc by a high-frequency electric discharge between the electrodes
high-frequency parameter
EN: high-frequency parameterNL: hoogfrequent-parameters
Definitie EN: number,with or without dimensions,which characterizes some aspect of device performance at high frequencies
high-frequency transistor
EN: high-frequency transistorNL: hoogfrequent-transistor
Definitie EN: transistor designed for high-frequency amplification,characterized by low feedback admittance and high cut-off frequency
high-level injection
EN: high-level injectionNL: sterke injectie
Definitie EN: the injection of minority carriers into a semiconductor region at an energy level considerably in excess of the lowest level possible for injection
high-level injection
EN: high-level injectionNL: sterke injectie
Definitie EN: injection of minority carriers into a semiconductor region in so large a concentration that their effect on the majority-carrier concentration(by space-charge neutralization)must be considered,all calculations becoming more complicated
high-mobility minimum
EN: high-mobility minimum, high-mobility conduction band minimum, high-mobility valleyNL: grote beweeglijkheid in het minimum van de geleidingsband
Definitie EN: a conduction band minimum within a Brillouin zone at which the second differential of energy with respect to wavenumber is such that the effective mass of a free electron in that minimum is small,and hence the effective mobility is high
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