Variable Range Marker - Simrad EQ33-2 Instruction Manual

EQ33-2 Echosounder operation
the transmission line.
The data field is preset to show: Actual depth *DK, transmit power
A100W (set to AUTO), transmission pulse length A- SHORT (set
to AUTO), see section 5.6.
Water temperature T in Celcius or Fahrenheit (in 1/10 degrees),
water or SOG speed S in knots or kilometers/hour or miles/hour
- units can be changed in Setup for units (MENU,6,2).
*) Actual depth i.e. Depth below Keel/Surface/Transducer - settings
can be changed in Echosounder menu (MENU,6,STND).
Press cursor left/right to adjust gain
ENT
Press [ENT], [9] to load the Presentation setup related to active
echo display 50kHz or 200kHz - (see section 5.6)
9
Use the cursor to go to the function you wish to change the value for
Toggle between available values
+/-
Confirm changes
ENT

5.3 Variable range marker

VRM – Variable Range Marker – refers to a horizontal black line
shown on the display screen. The user can measure the range to
targets shown on the display screen by use of the VRM. The depth to
the VRM can be seen in the left side of the screen. This function is
not available if VRM expansion is ON.
From active echo display:
Activate the Variable Range Marker function, and...
Move the VRM up/down
Adjust the range by means of the +/- keys
+/-
Turn VRM off again
CLR
Chapter 5-3