The received RF-signal from an ultrasound transducer is a band-pass signal. The relative. bandwidth of the transducer is usually less than 100%, typically 50-70%. The percentage is. the ratio of the bandwidth to the center frequency of the transducer. The bandwidth is the. frequency range where the sensitivity of the transducer is above a certain level. For one-way. response, this level is usually defined as 3 dB below the level at the most sensitive frequency.
You may be wondering how many square feet there are in x acres. To convert from acres to square feet multiply your x figure by 43560. Alternatively, you may want to know how many acres there are in x square feet. To convert from square feet to acres multiply your x figure by 2.2956841138659E-5. As part of your answer checking process, select the appropriate unit from each 'select' box in the converter tool at the top of the page, enter your figure (x) into the 'value to convert' box and click the 'Convert!' button.
A half acre equals to 21,780 square feet. About 43,560 square feet make one acre. To convert acres into square feet, the number of acres is multiplied by the conversion factor. In this case, 0.5 acres is multiplied by 43,560 square feet.