| Acronym | Meaning |
| RTP | Request For Technical Proposal |
| VCX | Tactical Air Warfare Combat Logistic Support |
| RTR | Receiver-transmitter |
| NASA | National Aeronautics And Space Administration |
| BIU | Bus Interface Unit |
| POCD | Process Operational Concept Document |
| AYC | Accessory Change (tdc 61) |
| SSPM | Software Standards And Procedures Manual |
| RTSP II | Real Time Signal Processor |
| HCP | Hardness Critical Process |