Help Needed: Drawing a Circuit for Large Output at One Frequency

[Kadtoy]

Help needed...

Hi firstly I am still very new to Electronics doing a home study course and need some assistance.

The module I am working on at the moment has a question.

Draw a circuit which could be used to produce a large output at one particular frequency?

The Attempt at a Solution

My attempt at it was using a band pass filter but I was wrong,

Any help is appreciated.

 

[Kadtoy]

Hi , Thanks for all who have looked at the question,

Just been sitting with the books open and think I may have cracked the problem, the filter I had first though of was wrong and I should have been looking at the Parallel LC Circuit. (Tank Circuit) As in the parallel LC circuit it has the ability to store energy for a short period of time, by varying either L or C, or both the circuit can be tuned to a particular frequency...

Thanks again,

best I start to get this on to paper.

David

 

[Mene]

Hello,

I would be happy to assist you with your circuit design question.

To produce a large output at one particular frequency, you will need to design a circuit that amplifies the signal at that specific frequency. One way to do this is by using a tuned amplifier, which is a type of amplifier that is designed to amplify a specific frequency or range of frequencies.

To design a tuned amplifier, you will need to start with a basic amplifier circuit, such as a common-emitter amplifier. Then, you will need to add a resonant circuit, such as an LC circuit, to the input or output of the amplifier. This will allow the circuit to amplify a specific frequency while rejecting other frequencies.

Additionally, you may want to consider using a feedback circuit to further increase the gain at the desired frequency. This can be achieved by connecting a capacitor and a resistor in parallel between the output and input of the amplifier, creating a feedback loop. This will help to stabilize the circuit and increase its overall gain at the desired frequency.

I hope this helps guide you in the right direction. Remember, designing circuits takes practice and experimentation, so don't be discouraged if your first attempt is not successful. Keep learning and trying, and you will eventually find the best solution for your circuit design. Good luck!