Home
gpo.gov
govinfo.gov

e-CFR Navigation Aids

Browse

Simple Search

Advanced Search

 — Boolean

 — Proximity

 

Search History

Search Tips

Corrections

Latest Updates

User Info

FAQs

Agency List

Incorporation By Reference

eCFR logo

Related Resources

Electronic Code of Federal Regulations

We invite you to try out our new beta eCFR site at https://ecfr.federalregister.gov. We have made big changes to make the eCFR easier to use. Be sure to leave feedback using the Help button on the bottom right of each page!

e-CFR data is current as of October 21, 2020

Title 47Chapter ISubchapter DPart 97Subpart D → §97.305


Title 47: Telecommunication
PART 97—AMATEUR RADIO SERVICE
Subpart D—Technical Standards


§97.305   Authorized emission types.

Link to an amendment published at 85 FR 64069, Oct. 9, 2020.

(a) Except as specified elsewhere in this part, an amateur station may transmit a CW emission on any frequency authorized to the control operator.

(b) A station may transmit a test emission on any frequency authorized to the control operator for brief periods for experimental purposes, except that no pulse modulation emission may be transmitted on any frequency where pulse is not specifically authorized and no SS modulation emission may be transmitted on any frequency where SS is not specifically authorized.

(c) A station may transmit the following emission types on the frequencies indicated, as authorized to the control operator, subject to the standards specified in §97.307(f) of this part.

Wavelength bandFrequenciesEmission types authorizedStandards see §97.307(f), paragraph:
LF:
2200 mEntire bandRTTY, data(3).
2200 mEntire bandPhone, image(1), (2).
MF:
160 mEntire bandRTTY, data(3).
160 mEntire bandPhone, image(1), (2).
630 mEntire bandRTTY, data(3).
630 mEntire bandPhone, image(1), (2).
HF:
80 mEntire bandRTTY, data(3), (9).
75 mEntire bandPhone, image(1), (2).
60 m5.332, 5.348, 5.3585, 5.373 and 5.405 MHzPhone, RTTY, data(14).
40 m7.000-7.100 MHzRTTY, data(3), (9)
40 m7.075-7.100 MHzPhone, image(1), (2), (9), (11)
40 m7.100-7.125 MHzRTTY, data(3), (9)
40 m7.125-7.300 MHzPhone, image(1), (2)
30 mEntire bandRTTY, data(3).
20 m14.00-14.15 MHzRTTY, data(3).
20 m14.15-14.35 MHzPhone, image(1), (2).
17 m18.068-18.110 MHzRTTY, data(3).
17 m18.110-18.168 MHzPhone, image(1), (2).
15 m21.0-21.2 MHzRTTY, data(3), (9).
15 m21.20-21.45 MHzPhone, image(1), (2).
12 m24.89-24.93 MHzRTTY, data(3).
12 m24.93-24.99 MHzPhone, image(1), (2).
10 m28.0-28.3 MHzRTTY, data(4).
10 m28.3-28.5 MHzPhone, image(1), (2), (10).
10 m28.5-29.0 MHzPhone, image(1), (2).
10 m29.0-29.7 MHzPhone, image(2).
VHF:
6 m50.1-51.0 MHzMCW, phone, image, RTTY, data(2), (5).
   Do51.0-54.0 MHzMCW, phone, image, RTTY, data, test(2), (5), (8).
2 m144.1-148.0 MHzMCW, phone, image, RTTY, data, test(2), (5), (8).
1.25 m219-220 MHzData(13)
      Do222-225 MHzRTTY, data, test MCW, phone, SS, image(2), (6), (8)
UHF:
70 cmEntire bandMCW, phone, image, RTTY, data, SS, test(6), (8).
33 cmEntire bandMCW, phone, image, RTTY, data, SS, test, pulse(7), (8), and (12).
23 cmEntire bandMCW, phone, image, RTTY, data, SS, test(7), (8), and (12).
13 cmEntire bandMCW, phone, image, RTTY, data, SS, test, pulse(7), (8), and (12).
SHF:
9 cmEntire bandMCW, phone, image, RTTY, data, SS, test, pulse(7), (8), and (12).
5 cmEntire bandMCW, phone, image, RTTY, data, SS, test, pulse(7), (8), and (12).
3 cmEntire bandMCW, phone, image, RTTY, data, SS, test(7), (8), and (12).
1.2 cmEntire bandMCW, phone, image, RTTY, data, SS, test, pulse(7), (8), and (12).
EHF:
6 mmEntire bandMCW, phone, image, RTTY, data, SS, test, pulse(7), (8), and (12).
4 mmEntire bandMCW, phone, image, RTTY, data, SS, test, pulse(7), (8), and (12).
2.5 mmEntire bandMCW, phone, image, RTTY, data, SS, test, pulse(7), (8), and (12).
2 mmEntire bandMCW, phone, image, RTTY, data, SS, test, pulse(7), (8), and (12).
1mmEntire bandMCW, phone, image, RTTY, data, SS, test, pulse(7), (8), and (12).
   Above 275 GHzMCW, phone, image, RTTY, data, SS, test, pulse(7), (8), and (12).

[54 FR 25857, June 20, 1989; 54 FR 39536, Sept. 27, 1989; 55 FR 22013, May 30, 1990, as amended at 55 FR 30457, July 26, 1990; 60 FR 15688, Mar. 27, 1995; 64 FR 51471, Sept. 23, 1999; 71 FR 66465, Nov. 15, 2006; 75 FR 27204, May 14, 2010; 77 FR 5412, Feb. 3, 2012; 82 FR 27215, June 14, 2017]

Need assistance?