From Scan New England Wiki
New England MILCOM
- Guide to monitoring military communications in New England
Military Frequency Bands
HF (High Frequency)
- Below 30 MHz. Modes: Upper Sideband (USB); some Lower Sideband (LSB). The US military is a major user of HF frequencies for medium and long range communications.
VHF Low Band
- 30 - 75 MHz. Mode: FM, (See VHF Low page for military segments) Primary users are US Army & ARNG units, including aircraft operations. Some tactical ops reported up to 75 MHz.
VHF Aircraft Band
- 118 - 137 MHz. Mode: AM, Military aircraft regularly use the "civilian" aircraft band.
VHF Military Bands
- 138 - 144 MHz., 148 - 150.70 MHz. Modes: AM and FM (Mostly narrowband; some P25 digital) A mix of military aircraft & base operations
VHF Federal Government Band
- 162 - 174 MHz. Mode: FM (Mostly narrowband; some P25 digital) US Coast Guard LMR and some military base operations channels remain here.
UHF Aircraft Band
- 225 - 399 Mhz. Mode: AM; (some FM for satellite & other comm. links) Digital trunk systems in some areas between 380 & 399 at military bases
UHF Federal Band
- 406 - 420 MHz. Mode: FM (Mostly narrowband; some P25 digital, some trunking) Some military base operations.