Ham Radio Frequencies - Complete Amateur Radio Frequency Guide
Ham radio frequencies cover a wide range of the radio spectrum, from low-frequency HF bands used for global communication to VHF and UHF bands used for local operation. Understanding these frequencies is essential for effective and legal operation.
FCC Part 97 Guide Index
Browse the full FCC Part 97 guide series to understand amateur radio rules, privileges, frequencies, operating requirements, and legal responsibilities.
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📡 What Are Ham Radio Frequencies?
Frequencies are specific ranges within the radio spectrum where amateur radio operators are allowed to transmit. These ranges are assigned by the FCC and divided into bands. Official allocations are defined in FCC Part 97.301 - Frequency Privileges.
- HF High Frequency for long-distance communication
- VHF Very High Frequency for local communication
- UHF Ultra High Frequency for short-range and digital use
🌍 HF Frequencies Long Distance
📶 VHF Frequencies Local Communication
- 2 meters 144–148 MHz – Most popular VHF band
- Used for repeaters and simplex communication
- Mostly line-of-sight propagation
📡 UHF Frequencies Short Range and Digital
- 70cm 420–450 MHz – Popular UHF amateur band
- Supports digital modes and repeaters
- Often performs better around buildings and urban areas
📻 Common Calling Frequencies
- 146.520 MHz – National simplex calling frequency on 2 meters
- 446.000 MHz – UHF simplex calling frequency
- 14.300 MHz – Well-known emergency and maritime mobile net frequency
🤔 How to Choose the Right Frequency
- ✔ Choose HF for long-distance communication
- ✔ Choose VHF and UHF for local contacts
- ✔ Follow the band plan and avoid occupied frequencies
- ✔ Match the frequency to your license privileges and operating mode
Frequently Asked Questions
What frequency should beginners use?
146.520 MHz is a common starting point for local simplex communication on 2 meters.
Which band goes the farthest?
HF bands such as 20 meters and 40 meters are commonly used for worldwide communication.
Can I use any frequency?
No. You must stay within your license privileges and the specific FCC rules for each band.
For More Detailed Information
This page gives the summary. For the detailed FCC rule pages and related operating guides, use the links below.
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FCC Part 97 Guide