Add column of ADCP frequency
     
    
    Usage
    adcp_add_sensor_frequency(dat)
 
    
    Arguments
- dat
- Data frame including column - sensor_modelwith entries
"Sentinel_V20", "Sentinel_V50", "Sentinel_V100", and "Workhorse Sentinel
600kHz".
 
 
    
    Value
    Returns dat with additional column adcp_frequency_khz.