5  Operation Setting the gates
5-38 Edition 4 (05/2014) DMS Go+
Gate width
You can set the width of gate A and gate B.
– In the function group GATE, select the function 
GATE A WIDTH.
– Set the required width for gate A.
– If the selected measurement mode allows it, select 
the function GATE B WIDTH and set the required 
width for gate
 B.
Gate threshold
You can set the vertical position of the gate in percent-
age of screen height (A-scan).
In RF mode, the values between +100% and 
–100% are possible. When changing from 
RF to NEG, POS, or FULL, negative signs 
are replaced by positive signs (
see Section 
Selecting the rectification mode, page 5-
36).
– In the function group GATE, select the function 
GATE A THR.
– Set the required position of gate A.
– If the selected measurement mode allows it, select 
the function GATE B THR. and set the required posi
-
tion of gate B.