| Acronym | Meaning |
| PPCO | Provisioning Principal Contracting Office |
| C/SCSC | Cost/schedule Control System Criteria |
| CPTS | Computer Program Test Specification |
| GPO | Government Printing Office |
| ICC | Instructor Control Console |
| IU | Interface Unit |
| NSD | Navy Support Data |
| ISAM | Indexed Sequential Access Method |
| DTR | Digital Tape Recorder |
| MBMF | Multi-beam Multi-frequency Feasibility Demo |