1. Citizens Band Radios (CB):
CB radios are most likely to be the least expensive option for a group to set-up and use. CB radios and accessories are very common and can be found at truck stops and garage sales. FCC regulations:- No license required.
- 40 specific frequencies between 26.900 and 27.400 MHz.
- 4 watts maximum output.
- Base, mobile and handheld stations allowed.
- Amplifiers not allowed.
- Repeaters not allowed
- Side Band OK
- Realistic range up to 10 miles with an elevated antenna
2. FRS (Family Radio Service)
This service is limited to 1/2 watt output. It uses frequencies in the UHF band near 462 MHz. There used to be several brands of radios that were FRS only. Nowadays, it’s hard to find an FRS-only radio. They are GMRS radios that share some of their frequencies with FRS and automatically reduce power when using an FRS frequency (or channel). All FRS radios are handheld. FCC regulations:- No license required.
- 1/2 watt maximum
- External antennas not allowed
- Amplifiers not allowed
- Repeaters not allowed
- Realistic range up to 1/2 mile.
3) GMRS General Mobile Radio Service
This service picks up where FRS leaves off. GMRS uses UHF frequencies near 462 MHz and 467 MHz There are 2 classes of GMRS radio: a) Consumer grade handhelds like Midland, Uniden and Cobra. Most of these radios exaggerate their range and power. Typically, the best consumer radio is actually pushing about 3 watts and has a realistic range of about 2 miles in most environments. b) Commercial grade equipment from Vertex or Icom etc. This equipment is built using the same quality chassis as ham and public service equipment. Very good range, depending on the equipment and terrain. FCC regs:- A “No Test” license is required. ($80 for 5 years)
- Up to 50 watts allowed
- External antenna OK
- Base, mobile or handheld OK
- Repeater OK on specific frequencies
4) MURS Multi-Use Radio Service
This is a low-power service that uses 5 specific frequencies in the VHF band near 150 MHz. It is extremely popular due to the no-license feature, and inexpensive radios. FCC regs:- No license required.
- 2 watts maximum
- External antenna OK
- Handheld, mobile or base station OK
- No repeaters
- Realistic range: 1 mile with handhelds, 5-8 miles with an elevated antenna.
- You’re not licensed to use it.
- You may be seriously interrupting lawful communications every time you key the microphone.
- You WILL get a fine when they find out where the interference is coming from.