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.
Making the world better, one answer at a time. Leukocytes in the urine are not always a diagnosis of infection present, the amount and degree of leukocytes present is key. +1 +2 or +3 leukocytes indicate bacteria are growing.Higher numbers may be present in people when there is a UTI or several other conditions: such as cancer, kidney infection, and cystitis, urethritis, or contamination, vaginal secretion.1 +2 or +3 leukocytes indicate bacteria are growing. Higher numbers may be present in people when there is a UTI or several other conditions: such as cancer, kidney infection, and cystitis, urethritis, or contamination, vaginal secretion.