XL2 Audio Analyzer. With the balanced XLR and unbalanced RCA inputs, the XL2 is a comprehensive audio analyzer. It simultaneously measures level, distortion (THD+N) and frequency.The internal loudspeaker or headphone is used for audible monitoring of the test signal or the residual distortion.L2 Audio Analyzer. With the balanced XLR and unbalanced RCA inputs, the XL2 is a comprehensive audio analyzer. It simultaneously measures level, distortion (THD+N) and frequency.
Leukocyte esterase is a screening test used to detect a substance that suggests there are white blood cells in the urine. This may mean you have a urinary tract infection. If this test is positive, the urine should be examined under a microscope for white blood cells and other signs that point to an infection.
Leukocytes are another word for white blood cells or WBCs. These are a crucial part of the immune system as they defend our bodies from infectious diseases and foreign materials. There are five different types of leukocytes in our bodies, each of which is derived from bone marrowâs hematopoietic stem cell.auses of Leukocytes in Urine. It is common to find white blood cells and protein in the urine when pregnant. There may be increased leukocyte counts as well as proteins entering from the vagina. It may be a bladder infection if high levels are persistent.