The HCT-SDH/155 transmission analyzer is a handheld, graphic
color LCD touch screen, SDH/PDH measuring instrument
designed use in analysis and maintenance of STM-1(155Mbps)
and E1(2.048 Mbps) lines.
The OLS-100 is an Optical Light Source that can be used in
conjunction with our OPM-300 Optical Power Meter to test
installed fiber cabling for attenuation loss over medium to long
distances.