- From the NTIA Manual of Regulations and Procedures for Federal Radio Frequency Management (Redbook)
162-174 MHz
- NTIA Redbook Chapter 4
- Section 4.3.7 page 4-180 (PDF file page 16)
- No standard offset.
- Excludes the 173.2000-173.4000 non-federal band.
- There are other unpaired single frequencies in other parts of the band that are not specified in the manual.
162.0500-166.4875 Mobile/repeater input
166.5000-169.5000 Unpaired single frequency systems
169.5125-173.9875 Base/repeater output
406.1-420 MHz
- NTIA Redbook Chapter 4
- Section 4.3.9 page 4-183 (PDF file page 19)
- Standard +9.0 MHz offset.
- The manual contains a table of all channel pairs.
406.1125-410.9875 Base/repeater output
411.0000-415.1000 Unpaired single frequency systems
415.1125-419.9875 Mobile/repeater input
380-400 MHz
- Excludes military aircaft frequencies.
- Not in Redbook. Citation needed.
- Standard +10.0 MHz offset
380.000-389.9875 Base/repeater output
390.000-399.9875 Mobile/repeater input