The Instek GOS-620 20MHz Oscilloscope is a portable-type, dual-channel
oscilloscope, its bandwidth of DC is up to 20MHz, and its maximum sensitivity
is 1mV/DIV. The time base provides a maximum sweep time of 0.2uS/DIV. The sweep
speed becomes 100nS/DIV after magnifying 10 times. The oscilloscope uses a
6-inch rectangular type cathode-ray tube with red internal graticule. The
product is sturdy, easy to operate and exhibits high operational reliability.