HamSeek

Frequency Quick Reference

Information on this page has primarily been gathered from arrl.org.


70CM

420-450 MHz

Frequency Range Use Allowed License
420.00-426.00 ATV repeater or simplex with 421.25 MHz video carrier control links and experimental T, G, AE
426.00-432.00 ATV simplex with 427.250-MHz video carrier frequency T, G, AE
432.00-432.07 EME (Earth-Moon-Earth) T, G, AE
432.07-432.10 Weak-signal CW T, G, AE
432.10 70-cm calling frequency T, G, AE
432.10-432.30 Mixed-mode and weak-signal work T, G, AE
432.30-432.40 Propagation beacons T, G, AE
432.40-433.00 Mixed-mode and weak-signal work T, G, AE
433.00-435.00 Auxiliary/repeater links T, G, AE
435.00-438.00 Satellite only (internationally) T, G, AE
438.00-444.00 ATV repeater input with 439.250-MHz video carrier frequency and repeater links T, G, AE
442.00-445.00 Repeater inputs and outputs (local option) T, G, AE
445.00-447.00 Shared by auxiliary and control links, repeaters and simplex (local option) T, G, AE
446.00 National simplex frequency T, G, AE
447.00-450.00 Repeater inputs and outputs (local option) T, G, AE

2M

144-148 MHz

Frequency Range Use Allowed License
144.00-144.05 EME (CW) T, G, AE
144.05-144.10 General CW and weak signals T, G, AE
144.10-144.20 EME and weak-signal SSB T, G, AE
144.200 National calling frequency T, G, AE
144.200-144.275 General SSB operation T, G, AE
144.275-144.300 Propagation beacons T, G, AE
144.30-144.50 New OSCAR subband T, G, AE
144.50-144.60 Linear translator inputs T, G, AE
144.60-144.90 FM repeater inputs T, G, AE
144.90-145.10 Weak signal and FM simplex (145.01,03,05,07,09 are widely used for packet) T, G, AE
145.10-145.20 Linear translator outputs T, G, AE
145.20-145.50 FM repeater outputs T, G, AE
145.50-145.80 Miscellaneous and experimental modes T, G, AE
145.80-146.00 OSCAR subband T, G, AE
146.01-146.37 Repeater inputs T, G, AE
146.40-146.58 Simplex T, G, AE
146.52 National Simplex Calling Frequency T, G, AE
146.61-146.97 Repeater outputs T, G, AE
147.00-147.39 Repeater outputs T, G, AE
147.42-147.57 Simplex T, G, AE
147.60-147.99 Repeater inputs T, G, AE

6M

50-54 MHz

Frequency Range Use Allowed License
50.0-50.1 CW, beacons T, G, AE
50.060-50.080 beacon subband T, G, AE
50.1-50.3 SSB, CW T, G, AE
50.10-50.125 DX window T, G, AE
50.125 SSB calling T, G, AE
50.3-50.6 All modes T, G, AE
50.6-50.8 Nonvoice communications T, G, AE
50.62 Digital (packet) calling T, G, AE
50.8-51.0 Radio remote control (20-kHz channels) T, G, AE
51.0-51.1 Pacific DX window T, G, AE
51.12-51.48 Repeater inputs (19 channels) T, G, AE
51.12-51.18 Digital repeater inputs T, G, AE
51.5-51.6 Simplex (six channels) T, G, AE
51.62-51.98 Repeater outputs (19 channels) T, G, AE
51.62-51.68 Digital repeater outputs T, G, AE
52.0-52.48 Repeater inputs (except as noted; 23 channels) T, G, AE
52.02, 52.04 FM simplex T, G, AE
52.2 TEST PAIR (input) T, G, AE
52.5-52.98 Repeater output (except as noted; 23 channels) T, G, AE
52.525 Primary FM simplex T, G, AE
52.54 Secondary FM simplex T, G, AE
52.7 TEST PAIR (output) T, G, AE
53.0-53.48 Repeater inputs (except as noted; 19 channels) T, G, AE
53.0 Remote base FM simplex T, G, AE
53.02 Simplex T, G, AE
53.1, 53.2, 53.3, 53.4 Radio remote control T, G, AE
53.5-53.98 Repeater outputs (except as noted; 19 channels) T, G, AE
53.5, 53.6, 53.7, 53.8 Radio remote control T, G, AE
53.52, 53.9 Simplex T, G, AE

10M

28-29.7 MHz

Frequency Range Use Allowed License
28.000-28.070 CW T, G, AE
28.070-28.150 RTTY T, G, AE
28.150-28.190 CW T, G, AE
28.200-28.300 Beacons T, G, AE
28.300-29.300 Phone T, G, AE
28.680 SSTV G, AE
29.000-29.200 AM G, AE
29.300-29.510 Satellite Uplinks or Downlinks G, AE
29.520-29.590 Repeater Inputs G, AE
29.600 FM Simplex G, AE
29.610-29.700 Repeater Outputs G, AE

12M

24.89-24.99 MHz

Frequency Range Use Allowed License
24.920-24.925 RTTY G, AE
24.925-24.930 Packet G, AE

15M

21.0-21.45 MHz

Frequency Range Use Allowed License
21.070-21.110 RTTY/Data G, AE
21.340 SSTV G, AE
  • CW allowed for technician operators on 21.025-21.200 MHz.

17M

18.068-18.168 MHz

Frequency Range Use Allowed License
18.100-18.105 RTTY G, AE
18.105-18.110 Packet G, AE

20M

14.0-14.35 MHz

Frequency Range Use Allowed License
14.070-14.095 RTTY G, AE
14.095-14.0995 Packet G, AE
14.100 NCDXF Beacons G, AE
14.1005-14.112 Packet G, AE
14.230 SSTV G, AE
14.286 AM calling frequency G, AE
  • General license operators only allowed between 14.025-14.150 MHz and 14.225-14.350 MHz

30M

10.1-10.15 MHz

Frequency Range Use Allowed License
10.130-10.140 RTTY G, AE
10.140-10.150 Packet G, AE

40M

7.0-7.3 MHz

Frequency Range Use Allowed License
7.040 RTTY/Data DX G, AE
7.080-7.125 RTTY/Data G, AE
7.171 SSTV G, AE
7.290 AM calling frequency G, AE
  • General license operators only allowed between 7.025-7.125 MHz and 7.175-7.300 MHz.
  • CW allowed for technician operators in Region 1 between 7.025-7.125 MHz.

80M

3.5-4.0 MHz

Frequency Range Use Allowed License
3.590 RTTY/Data DX G, AE
3.570-3.600 RTTY/Data G, AE
3.790-3.800 DX window G, AE
3.845 SSTV G, AE
3.885 AM calling frequency G, AE
  • General license operators only allowed between 3.525-3.600 MHz and 3.800-4.000 MHz
  • CW allowed for technician operators between 3.525-3.600 MHz