Frequencies
Middlesex Federal
Civil Air Patrol Middlesex
| Frequency | License | Type | Tone | Alpha Tag | Description | Mode | Tag |
|---|---|---|---|---|---|---|---|
| 148.125 | RM | 186.2 PL | CAP Waltham | Waltham (Analog) | FMN | Military | |
| 148.125 | RM | 746 NAC | CAP Waltham | Waltham (Digital) | P25 | Military |
Devens
| Federal Medical Center Devens Motorola Type II Smartnet | Operations are on this trunk |
Hanscom Air Force Base
| United States Air Force (157) Project 25 Phase I | Hanscom operates on this system |