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20 Cards in this Set
- Front
- Back
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The Capacitor in a clamper circuit has a fast charge path when?
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Diode is forward biased
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The capacitor in a clamper circuit has a slow discharge path when?
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Diode is reverse biased
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Purpose of a diode clamper?
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To add a DC level to an AC signal
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Electrodes in a triode
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3
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tetrode electrodes? |
4
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Every Vacuum tube must have |
Cathode and plate or Cathode and Anode
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electrodes in Pentode |
5
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In electron diode current flows from? |
Cathode to Plate
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Suppressor Grid reduces? |
Secondary Emission
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Vary Current through an electron tube? |
The Control grid
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CRT Type uses deflection plates located within envelope
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Electrostatic CRT
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The set of coils producing a horizontal magnetic field is used to deflect the beam ______
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Vertically
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What type of current carriers are in P type material
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holes |
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The moderately doped element receiving most current carriers is the _______
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Collector
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The heavily doped element used to produce a large number of current carriers is the_____
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Emitter
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What type of current carriers are in N-type material?
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Electrons |
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A reverse biased PN junction has ______.
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High Resistance
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In a PNP transistor, the base DC bias voltage must be ______.
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Negative compared to the emitter.
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The reverse biased PN junction in a correctly operating transistor is the _____.
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base/collector |
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Emitter current is equal to the _____.
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base current plus the collector current.
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