---
kind: "section"
citation: "47 C.F.R. § 80.219"
title: "47"
number: "80.219"
heading: "Special requirements for narrow-band direct-printing (NB-DP) equipment."
url: "https://uscodex.org/cfr/47/80.219"
---

# §80.219. Special requirements for narrow-band direct-printing (NB-DP) equipment.


NB-DP and data transmission equipment installed in ship and coast stations before October 1, 1990, that operates on the frequencies in the 4,000-27,500 kHz bands must be capable of operation in accordance with the technical requirements of either ITU-R M.476-5 or ITU-R M.625-3 (both incorporated by reference, see [§ 80.7](/cfr/47/80.7.md)), and may be used indefinitely. Equipment installed on or after October 1, 1990, must be capable of operation in accordance with the technical requirements of ITU-R M.625-3, 1995 (incorporated by reference, see [§ 80.7](/cfr/47/80.7.md)). NB-DP and data transmission equipment are additionally permitted to utilize any modulation, so long as emissions are within the limits set forth in [§ 80.211(f)](/cfr/47/80.211.md?p=f) and the equipment is also capable of operation in accordance with ITU-R M.625-3 (incorporated by reference, see [§ 80.7](/cfr/47/80.7.md)).


## Notes

### Amendments

[76 FR 67611, Nov. 2, 2011]

### Authority

Authority: 47 U.S.C. 151-155, 301-609; 3 U.S.T. 3450, 3 U.S.T. 4726, 12 U.S.T. 2377.

### Source

Source: 51 FR 31213, Sept. 2, 1986, unless otherwise noted.

### Amendments

[76 FR 67611, Nov. 2, 2011]