| LED | Light Emitting Diode |
| LPA | Linear Power Amplifier |
| LRCS | |
| MHz | Mega Hertz |
| MPE | Maximum Permissible Exposure |
| MTBF | Mean Time Between Failure |
| NEM | Network Element Manager |
| NEMA | National Electrical Manufacturers Association |
NO | Normally Open |
| NOC | Network Operations Center |
| OSP | Outside Plant |
PA | Power Amplifier |
| REV | Reverse |
RF | Radio Frequency |
| RMA | Return Material Authorization |
RU | Remote Unit |
| SMR | Specialized Mobile Radio |
| STM | Spectrum Transport Module |
UL | Underwriters Laboratories |
| VDC | Volts Direct Current |
| VSWR | Voltage Standing Wave Ratio |
| WECO | Western Electric Company |
| WDM | Wave Division Multiplexer |
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© 2004, ADC Telecommunications, Inc.