2012-20111019001 452-0130

Information received during a FAA suspected unapproved parts investigation (SUP), confirmed that Chelton Avionics, Inc. (dba Wulfsberg Electronics Division) sold ELT subcomponents without FAA approval between June 2010 and April 15, 2011 to 29 customers. Additionally, Chelton Avionics, Inc. (dba Wulfsberg Electronics Division) sold ELT brackets without FAA approval between September 9, 2010 and November 17, 2010 to one customer. Chelton Avionics, Inc. (dba Wulfsberg Electronics Division) is located at the following physical address: 6400 Wilkinson Drive, Prescott, AZ 86301. Artex Aircraft Supplies previously held FAA Technical Standard Order Approval (TSOA) for the parts listed below.