Electronic Oscillator: AC or DC Output?

Thread starter phyky
Start date Apr 17, 2012
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Electronic Oscillator

In summary, an electronic oscillator is an electronic circuit used to generate a periodic, oscillating electronic signal. It can produce both AC and DC outputs, with AC being commonly used for different frequencies and DC for powering devices. This is achieved through a feedback loop consisting of an amplifier, frequency-selective circuit, and feedback network. Electronic oscillators have a wide range of applications, including in electronic devices, communication systems, and scientific research. They can produce both AC and DC outputs simultaneously by using a combination of electronic components to separate the different components of the output signal.

Apr 17, 2012

phyky

i have a wien bridge oscillator by using ±15V power supply. its output is sine wave. but i have a question. is the output become ac or still dc while it is oscillate with 10kHz?

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Apr 17, 2012

DragonPetter

It will be AC, unless you balance it to have 0 volts out.

Apr 17, 2012

vk6kro

Science Advisor

It will be AC but may have some DC component.

If the output is taken via a capacitor, then it will be AC but with no DC component.

1. What is an electronic oscillator?

An electronic oscillator is an electronic circuit that produces a periodic, oscillating electronic signal. It is commonly used in electronic devices such as radios, computers, and televisions to generate a specific frequency or waveform.

2. What is the difference between AC and DC output in an electronic oscillator?

AC (alternating current) output is a type of electrical current that periodically reverses direction, while DC (direct current) output flows in only one direction. AC output is commonly used in electronic oscillators because it allows for the production of different frequencies, while DC output is usually used for powering electronic devices.

3. How does an electronic oscillator produce an AC or DC output?

An electronic oscillator uses a feedback loop to maintain a stable oscillation and generate the desired output. The feedback loop consists of an amplifier, a frequency-selective circuit, and a feedback network. The amplifier amplifies the initial signal, which is then fed back to the input through the frequency-selective circuit. The feedback network ensures that the output signal is in phase and maintains the oscillation of the circuit.

4. What are the applications of electronic oscillators?

Electronic oscillators are used in a wide range of electronic devices, including radios, televisions, computers, and mobile phones. They are also used in communication systems, signal generators, and frequency synthesizers. In addition, electronic oscillators are used in scientific research, such as in physics experiments and in the development of new technologies.

5. Can an electronic oscillator produce both AC and DC outputs simultaneously?

Yes, an electronic oscillator can produce both AC and DC outputs simultaneously. This is achieved by using a combination of different electronic components, such as diodes and capacitors, to separate the AC and DC components of the output signal. This allows for the production of a specific frequency or waveform while also providing a stable power supply for electronic devices.