Report on the Long-Term Testing of the Highland V880 DDG

A testing facility for evaluating ITS hardware components has been established in Trailer 3907. In accordance with our acceptance testing of the Highland V880 digital delay generators (DDG), software has been written to allow long-term testing to be performed on the four V880 prototypes (NIF-5000375). Problems and discrepancies discovered through long-term testing have been documented, and a summary of the problems found and the corrective actions taken are presented in this report. For more background information about the National Ignition Facility and the Integrated Timing System, see UCRL-JC-135036