44100 or 44.100 hz or 44,100 hz or 44.1 kHz is the most common sampling frequency or sampling rate used because it is the sampling rate of the Compact Discs (CDs). Analog audio signal is recorded by sampling ub 44.1 kHz or 44,100 times per second and the samples reconstruct audio signal on playback. “Hz” is the abbreviation for hertz meaning, roughly said, samples pe second.

44100 is a standard sample rate used in digital audio recording and playback. It refers to the number of samples (or measurements) of the audio signal per second. In the case of 44.1kHz, there are 44,100 samples taken every second. This sample rate is used in many different applications, including compact discs, digital audio workstations, and other digital audio devices.

When an analog audio signal is converted into a digital signal, it is sampled at regular intervals. The sample rate is the number of times per second that the signal is sampled. The higher the sample rate, the more accurate the digital representation of the original analog signal will be. 44.1kHz is considered a high-quality sample rate because it captures a wide range of frequencies and provides a high degree of accuracy in reproducing the original analog signal.

One of the most important applications of the 44.1kHz sample rate is in the production of compact discs (CDs). The CD format was designed to use a sample rate of 44.1kHz because it was determined to be the highest sample rate that could be accurately reproduced by consumer CD players at the time. CDs recorded at 44.1kHz have become the standard for high-fidelity audio playback.

In digital audio production, 44.1kHz is a widely used sample rate for recording, mixing, and mastering. Many digital audio workstations (DAWs) offer the option to work at 44.1kHz, and many audio interfaces and other digital audio devices also support this sample rate.

It’s worth noting that there are other sample rates in use as well. For example, 48kHz and 96kHz are commonly used in professional audio production and broadcast, while 44.1kHz is more common in consumer audio applications. Additionally, some modern technologies such as high-resolution audio, which promises higher audio quality than the standard CDs, can support sample rates of up to 192kHz or even higher.