---
kind: "section"
citation: "47 C.F.R. § 90.392"
title: "47"
number: "90.392"
heading: "C-V2X emissions limits."
url: "https://uscodex.org/cfr/47/90.392"
---

# §90.392. C-V2X emissions limits.


C-V2X Roadside Units (RSUs) must comply with the following out-of-band emissions limits.

- (a) Conducted limits measured at the antenna input must not exceed:
  - (1) −16 dBm/100 kHz within ±1 megahertz of the band edges;
  - (2) −13 dBm/MHz within ±1 megahertz to ±5 megahertz of the band edges;
  - (3) −16 dBm/MHz within ±5 megahertz to ±30 megahertz of the band edges; and
  - (4) −28 dBm/MHz beyond 30 megahertz from the band edges
- (b) [Reserved]

## Notes

### Amendments

[89 FR 100852, Dec. 13, 2024]

### Source

Source: 89 FR 100852, Dec. 13, 2024, unless otherwise noted.

### Source

Source: 60 FR 15253, Mar. 23, 1995, unless otherwise noted.

### Authority

Authority: 47 U.S.C. 154(i), 161, 303(g), 303(r), 332(c)(7), 1401-1473

### Source

Source: 43 FR 54791, Nov. 22, 1978, unless otherwise noted.

### Amendments

[89 FR 100852, Dec. 13, 2024]