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WorksheetsCommunication Electronics (oscillators I)
Total questions: 15
Worksheet time: 9mins
Amplifier circuit that uses positive feedback to provide output waveforms without an input.
Oscillator
Push-Pull
Summing
Schmitt Trigger
These are the oscillation-producing components of an oscillator.
Inductor and resistor
Capacitor and resistor
Capacitor and inductor
Name this oscillator circuit.
RC phase-shifted oscillator
Wien-brigde oscillator
Hartley oscillator
Colpitts oscillator
The most stable of the oscillators is _____.
Crystal-Controlled Oscillator
Wien-Bridge Oscillator
Colpitts Oscillator
Hartley Oscillator
An oscillator converts ……………
a. c. power into d.c.power
d.c. power into a.c. power
mechanical power into a.c. power
none of the above
An oscillator produces……………. oscillations
Damped
Modulated
Undamped
None of the above
An oscillator differs from an amplifier because it ………
答案選擇
Has more gain
Requires no input signal
Requires no d.c. supply
Always has the same input
What is an oscillator?
an electronic circuit used to weigh voltage
an electronic circuit that produces a periodic signal
an electronic circuit used to create power
an electronic circuit used to create time
Hartley oscillator
Colpitts oscillator
Pierce oscillator
Multivibrator
phase-shifted oscillator
A ___ is a relaxation oscillator that can function in either of the two temporary stable states
phase-shift oscillator
Multivibrator
Wien-Bridge oscillator
blocking oscillator
An Astable Multivibrator is also called a?
Free-Running Multivibrator
Free Regenerative Multivibrator
Multi Running Vibrator
Free Repeating Multivibritor
試聽以選擇下列單字
resistor
multivibrator
oscillator
capacitor
試聽以選擇下列單字
capacitor
multivibrator
vibrator
inductor
試聽以選擇下列單字
Hartley oscillator
Colpitts oscillator
oscillator
multivibrator
試聽以選擇下列單字
Hall effect
Early effect
effect
Piezoelectric effect
