Constant Multiply
This operator multiplies a variable by a constant number that is specified on the Constant page of the Variable Properties dialog box.
dB values are multiplied as dB values (e.g. -70dB × 10 = -700 dB).
Echoview accepts a single operand of the following data types as input:
- Color
- Linear
- Multibeam color
- Multibeam magnitude
- Multibeam Sv
- Multibeam TS
- Multibeam unspecified dB
- Power dB
- Sv
- TS
- Unspecified dB
Note:
- For color variables, each color component is treated separately and clipped to 255.
- Special data values and No data values are unchanged.
Settings
The Constant Multiply Variable Properties dialog box pages include (common) Variable Properties pages and these operator pages:
Operands page
Constant (multiply)
|
Setting |
Description |
|
Constant |
Enter the value to multiply with. The calculation is applied within the domain of the data type. That is, dB calculations in the dB domain and linear calculations in the linear domain etc. |