Error message

  • Deprecated function: session_set_save_handler(): Providing individual callbacks instead of an object implementing SessionHandlerInterface is deprecated in drupal_session_initialize() (line 245 of includes/session.inc).
  • User warning: The following module is missing from the file system: ckeditor. For information about how to fix this, see the documentation page. in _drupal_trigger_error_with_delayed_logging() (line 1184 of includes/bootstrap.inc).

Probe settings

We selected the Verasonics Vantage 256 platform and the linear L11-4v probe with the following characteristics

Pitch 0.30 mm
Element width 0.27 mm
Element height 5 mm
Elevation focus 20 mm
Number of elements 128
Aperture 38.4 mm

 

The electrical impedance of the L11-4v probe is shown in the figure below, as measured with an Agilent 4294A Precision impedance analyzer.