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.
A test known as urinalysis is performed to check for the presence of leukocyte esterase in urine. It aids in the detection of white blood cells in urine. Later, a microscopic analysis of the urine sample is done for detailed information.A urine test to check for the presence of leukocyte esterase in urine involves the below mentioned steps: 1  A urine sample is asked of the affected individual.t aids in the detection of white blood cells in urine. Later, a microscopic analysis of the urine sample is done for detailed information. A urine test to check for the presence of leukocyte esterase in urine involves the below mentioned steps: 1  A urine sample is asked of the affected individual.