Regulations last checked for updates: May 04, 2025

Title 47 - Telecommunication last revised: Apr 30, 2025
§ 95.2557 - MedRadio duration of transmissions.

For the purpose of facilitating MedRadio system operation during a MedRadio communications session, the duration of transmissions is to be limited in accordance with this section.

(a) MedRadio transmitters may transmit in the 401-406 MHz band in accordance with the provisions of § 95.2559(a) for no more than 5 seconds without the communications of data.

(b) MedRadio transmitters may transmit in the 401-406 MHz band in accordance with the provisions of § 95.2559(b)(2) and § 95.2559(b)(3) for no more than 3.6 seconds in total within a one hour time period.

(c) MedRadio transmitters may transmit in the 401-406 MHz band in accordance with the provisions of § 95.2559(b)(4) for no more than 360 milliseconds in total within a one hour time period.

(d) MedRadio programmer/control transmitters operating in the 413-419 MHz, 426-432 MHz, 438-444 MHz, and 451-457 MHz bands shall not transmit with a duty cycle greater than 3 percent.

[82 FR 41104, Aug. 29, 2017, as amended at 86 FR 53566, Sept. 28, 2021]
authority: 47 U.S.C. 154,303,307
source: 82 FR 41104, Aug. 29, 2017, unless otherwise noted.
cite as: 47 CFR 95.2557