---
kind: "section"
citation: "47 C.F.R. § 73.603"
title: "47"
number: "73.603"
heading: "Numerical designation of television channels."
url: "https://uscodex.org/cfr/47/73.603"
---

# §73.603. Numerical designation of television channels.

- (a)
- (b) [Reserved]
- (c) **Channel 37, 608-614 MHz is reserved exclusively for the radio astronomy service.**
- (d) **In Hawaii, the frequency band 488-494 MHz is allocated for non-broadcast use.** This frequency band (Channel 17) will not be assigned in Hawaii for use by television broadcast stations.

## Notes

### Amendments

[28 FR 13660, Dec. 14, 1963, as amended at 35 FR 11179, July 11, 1970; 39 FR 10576, Mar. 21, 1974; 47 FR 16789, Apr. 20, 1982; 47 FR 30068, July 12, 1982; 47 FR 35989, Aug. 18, 1982; 51 FR 18450, May 20, 1986; 70 FR 46676, Aug. 10, 2005; 86 FR 66195, Nov. 22, 2021]

### Authority

Authority: 47 U.S.C. 154, 155, 301, 303, 307, 309, 310, 334, 336, 339.

### Amendments

[28 FR 13660, Dec. 14, 1963, as amended at 35 FR 11179, July 11, 1970; 39 FR 10576, Mar. 21, 1974; 47 FR 16789, Apr. 20, 1982; 47 FR 30068, July 12, 1982; 47 FR 35989, Aug. 18, 1982; 51 FR 18450, May 20, 1986; 70 FR 46676, Aug. 10, 2005; 86 FR 66195, Nov. 22, 2021]