Omega HOS-MS420, User Manual, Page: 100 / 110

99
V4.0 ‐ March 2010
Vertical
Analog digital converter A/D 8 bits resolution (both channels synchronously)
Sensitivity range V/div 5mV/div 5V/div(for the BNC connector input
Displacement range
± 10 div (MS420),
±2V(5mV/div ~ 200mV/div),
±50V(500mV/div ~5 V /div) (MS460)
Analog bandwidth 60MHz (MS460); 20MHz (MS420)
Single bandwidth Full bandwidth
Low frequency response
(A/D coupling, -3dB)
≥ 5Hz (BNC connector
Rise time ≤ 17.5ns (MS420) , ≤ 5.8ns (MS460)
DC gain accuracy ±5%
DC measurement (accuracy
average value sampling
mode The voltage difference between any two points on
the waveform after averaging the captured
waveforms is greater than 16: ± (5% r 0.05
divisions)
Trigger
DC
coupling CH1 and CH2: 1div (DC full bandwidth) Trigger sensitivity
Edge trigger
AC
coupling Same as the DC coupling when it is equal
to or larger than 50Hz.
Triggering level range ±6 divisions from the screen center
Triggering level accuracy
(typical) which is applicable
to the signal with rise and
fall time equal to or longer
than 20ns ±0.3 divisions
Trigger displacement 655 divisions for pre-triggering and 4 divisions for post-
triggering
50% level setting (Typical). Operation with the input signal frequency equal to or
larger than 50Hz.