How to build a signal alternater

In summary, to achieve the goal of alternating between two input signals at a desired frequency, you can use a 2:1 multiplexer or a square wave generator circuit with adjustable high and low values. The 4016 MOS quad bilateral switch or analog switches and relays can also be used, depending on the voltages of the input signals.
  • #1
darkwhite87
18
0
Suppose I have 2 input signals V1 and V2,
And I want my output signal to alternate from V1 to V2 and so on at a particular frequency.
Any idea what components can help me to achieve this goal??

Thank you
 
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  • #2
Depending on the voltages of V1 and V2, you might want to look into bilateral switches. The 4016 is a MOS quad bilateral switch.
 
  • #3
Are V1 and V2 DC signals? If so, you just make a square wave generator circuit, with an adjustable high value and adjustable low value (or adjustable amplitude and adjustable offset)...
 
  • #4
Analog switches and relays would be the obvious choices.

- Warren
 
  • #5
Thanks for the suggestions
 
  • #6
Sounds like a multiplexer

A 2:1 multiplexer will have 2 inputs, a select line, and a single output. The output will be the selected input: that is, if there is a logic "0" (ground) on the select line, the output will be input 0, and if there is a logic "1" on the select line the output will be input 1. There are different types of multiplexers--don't use a digital MUX if your inputs are not logic values (I presume they are not, or you would not have asked the question).

This way, whatever your inputs are--DC, AC, audio, etc--you can alternate between them at a desired frequency simply by applying the desired frequency to the select line.
 

Related to How to build a signal alternater

1. How does a signal alternator work?

A signal alternator is a device that converts mechanical energy into electrical energy. It works by using a rotating magnetic field to induce an alternating current (AC) in a set of stationary windings. This AC current can then be converted into a direct current (DC) using a rectifier.

2. What components are needed to build a signal alternator?

To build a signal alternator, you will need a rotor with permanent magnets, a stator with stationary windings, a rectifier to convert AC to DC, and a voltage regulator to regulate the output voltage. You may also need additional components such as bearings, brushes, and a pulley system to connect the alternator to an engine.

3. What is the difference between a signal alternator and a generator?

A signal alternator and a generator both produce electrical energy, but they work differently. A signal alternator uses a rotating magnetic field and stationary windings, while a generator uses a stationary magnetic field and rotating windings. Additionally, a signal alternator produces AC current, while a generator can produce both AC and DC current.

4. Can a signal alternator be used in any type of vehicle?

Yes, a signal alternator can be used in any type of vehicle, as long as it is compatible with the vehicle's electrical system. However, the output voltage and current may vary depending on the size and efficiency of the alternator, so it is important to choose the right alternator for your vehicle.

5. What are some common problems with signal alternators and how can they be fixed?

Some common problems with signal alternators include worn out brushes, damaged bearings, and a faulty voltage regulator. These issues can be fixed by replacing the worn or damaged components. It is also important to regularly maintain the alternator by cleaning and inspecting it for any signs of wear and tear.

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