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Uitwerking exameneisen examen Zendamateur N/F

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<strong>Uitwerking</strong> <strong><strong>examen</strong>eisen</strong> <strong>examen</strong> <strong>Zendamateur</strong> N/F<br />

Eigenschappen van vaste en variabele condensatoren ................................................................ 23<br />

2.3 Spoel ...................................................................................................................................... 23<br />

Zelfinductie [N] .............................................................................................................................. 23<br />

De eenheid Henry [N] .................................................................................................................... 23<br />

Het effect van het aantal windingen, diameter, lengte en kernmateriaal op de zelfinductie ...... 23<br />

De reactantie ................................................................................................................................. 23<br />

Faseverschil tussen stroom en spanning ....................................................................................... 23<br />

Q-factor ......................................................................................................................................... 23<br />

2.4 Toepassing en gebruik van transformatoren ........................................................................ 24<br />

Ideale transformator [N] ............................................................................................................... 24<br />

De verhouding tussen wikkelverhouding en spannings-, stroom- en impdantieverhouding ....... 24<br />

Toepassingen van transformatoren .............................................................................................. 24<br />

2.5 Diode ..................................................................................................................................... 24<br />

Gelijkrichtdiode, zenerdiode, LED, varicap [N] .............................................................................. 24<br />

Doorlaatstroom ............................................................................................................................. 25<br />

Sperspanning en lekstroom ........................................................................................................... 25<br />

2.6 Transistor ............................................................................................................................... 25<br />

PNP- en NPN-transistor ................................................................................................................. 25<br />

Stroomsturing ................................................................................................................................ 26<br />

Stroomversterking ......................................................................................................................... 26<br />

Veldeffecttransistor ....................................................................................................................... 26<br />

Spanningsturing ............................................................................................................................. 26<br />

Steilheid ......................................................................................................................................... 27<br />

De transistor in gemeenschappelijke emitter-[source]schakeling ................................................ 27<br />

De transistor in gemeenschappelijke basis-[gate]schakeling........................................................ 27<br />

De transistor in gemeenschappelijke collector-[drain]schakeling ................................................ 27<br />

In- en uitgangsimpedantie van bovenstaande schakelingen ........................................................ 27<br />

Instelmethode ............................................................................................................................... 28<br />

2.7 Overige componenten ........................................................................................................... 28<br />

Eenvoudige buizen (triode en pentode) ........................................................................................ 28<br />

Triode ........................................................................................................................................ 28<br />

Pentode ..................................................................................................................................... 28<br />

Steilheid ......................................................................................................................................... 28<br />

Anode-roostercapaciteit ............................................................................................................... 28<br />

Pagina 93

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