Summary of GMRS/FRS Frequencies and Limitations

GMRS Frequencies

 

Interstitial Frequencies

GMRS Frequencies

GMRS radios
up to 50W output, ±5 kHz dev

 

GMRS radios
up to 5W
(ERP, incl ant. gain), ±5 kHz dev

FRS radios          FRS/GMRS “hybrids”

up to ½W, ±2½ kHz dev (rubber-duck ant.)

“550” Repeater Output / Simplex (1)

462.550

 

  ←———   ←———   ←———   ←———   ←———  

Handheld (ch 15)***

 

 

462.5625

Mobile, Small base stations*

Handheld (ch 1)**

 

“575” Repeater Output / Simplex (2)

462.575

 

  ←———   ←———   ←———   ←———   ←———  

Handheld (ch 16)***

 

 

462.5875

Mobile, Small base stations*

Handheld (ch 2)**

 

“600” Repeater Output / Simplex (3)

462.600

 

  ←———   ←———   ←———   ←———   ←———  

Handheld (ch 17)***

 

 

462.6125

Mobile, Small base stations*

Handheld (ch 3)**

 

“625” Repeater Output / Simplex (4)

462.625

 

  ←———   ←———   ←———   ←———   ←———  

Handheld (ch 18)***

 

 

462.6375

Mobile, Small base stations*

Handheld (ch 4)**

 

“650” Repeater Output / Simplex (5)

462.650

 

  ←———   ←———   ←———   ←———   ←———  

Handheld (ch 19)***

 

 

462.6625

Mobile, Small base stations*

Handheld (ch 5)**

 

“675” Repeater Output / Simplex (6)

462.675

 

  ←———   ←———   ←———   ←———   ←———  

Handheld (ch 20)***

 

 

462.6875

Mobile, Small base stations*

Handheld (ch 6)**

 

“700” Repeater Output / Simplex (7)

462.700

 

  ←———   ←———   ←———   ←———   ←———  

Handheld (ch 21)***

 

 

462.7125

Mobile, Small base stations*

Handheld (ch 7)**

 

“725” Repeater Output / Simplex (8)

462.725

 

  ←———   ←———   ←———   ←———   ←———  

Handheld (ch 22)***

 

 

 

 

 

 

 

“550” Repeater Input

467.550

 

 

 

 

 

 

 

467.5625

(not allowed in GMRS)

Handheld (ch 8)

 

“575” Repeater Input

467.575

 

 

 

 

 

 

 

467.5875

(not allowed in GMRS)

Handheld (ch 9)

 

“600” Repeater Input

467.600

 

 

 

 

 

 

 

467.6125

(not allowed in GMRS)

Handheld (ch 10)

 

“625” Repeater Input

467.625

 

 

 

 

 

 

 

467.6375

(not allowed in GMRS)

Handheld (ch 11)

 

“650” Repeater Input

467.650

 

 

 

 

 

 

 

467.6625

(not allowed in GMRS)

Handheld (ch 12)

 

“675” Repeater Input

467.675

 

 

 

 

 

 

 

467.6875

(not allowed in GMRS)

Handheld (ch 13)

 

“700” Repeater Input

467.700

 

 

 

 

 

 

 

467.7125

(not allowed in GMRS)

Handheld (ch 14)

 

“725” Repeater Input

467.725

 

 

 

 

 

* “small base stations” have antennas less than 20 ft above ground or existing structure  •  ** FRS channels shared with GMRS  •  *** GMRS license required, typically ~2W

Table created by John Chamberlain, AC5CV