To generate a signal, you will need a signal generator. This can be a basic function generator or a more advanced arbitrary waveform generator. The type of signal you want to generate will determine the specific equipment needed.
To generate a specific type of signal, you will need to use a signal generator that has the capabilities to produce that type of signal. For example, if you want to generate a sine wave, you will need a signal generator that has a sine wave function.
In addition to a signal generator, you may also need other equipment such as amplifiers, filters, or oscilloscopes depending on the complexity of the signal you want to generate.
Yes, there are software programs available that can generate signals using your computer's sound card. However, the quality and accuracy of the signal may not be as precise as using physical equipment.
You can use an oscilloscope to measure the signal and compare it to the desired waveform. You can also use mathematical analysis tools to verify the accuracy of the signal.