As the name suggests, these are bonds that pay no coupon or interest. Instead of getting an interest payment, you buy the bond at a discount from the face value of the bond, and you are paid the face amount when the bond matures. For example, you might pay $3,500 to purchase a 20-year zero-coupon bond with a face value of $10,000.
High fidelity (often shortened to hi-fi or hifi) reproduction is a term used by home stereo listeners, audiophiles and home audio enthusiasts to refer to high-quality reproduction of sound to distinguish it from the lower quality sound produced by inexpensive audio equipment, or the inferior quality of sound reproduction that can be heard in ...
Total Harmonic Distortion (THD) analyzer. Total harmonic distortion (THD) is one of the most common and important specification in the audio measurement, which is used to describe the ability of the device to accurately reproduce an input signal at its output.f the soundcard's input and output are connected directly (R ch: ----), distortion of the soundcard itself can be measured. This is called a loopback test, and is very important to perform an accurate measurement.