| Acronym | Meaning |
| PMT | Photomultiplier Tube |
| ROM | Read-Only Memory |
| QSIG | Q (point Of The ISDN Model) Signaling |
| OLED | Organic Light-Emitting Diode |
| MOSS | Mime Object Security Services |
| MICR | Magnetic Ink Character Recognition (Reader) |
| FDHD | Floppy Drive, High Density |
| RIP | Regulation Of Investigatory Powers Act |
| ADO | ActiveX Data Objects |
| CP/M | Control Program For Microprocessors (Control Program/Monitor) |