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WWVB Antenna Configuration and Power
During normal operation WWVB transmits an effective radiated power of 70 kW from two antennas. For maintenance purposes, WWVB sometimes operates on a single antenna or reduced power. The table below reflects this information.
* indicates that an outage or outages occurred during this period, see the WWVB Broadcast Outage web page.
2022 Outages | 2021 Outages | 2020 Outages | 2019 Outages | 2018 Outages | 2017 Outages
| Date | MJD | Began (UTC) | Ended (UTC) | Antenna Configuration |
Radiated Power (kW) |
|---|---|---|---|---|---|
| 11 September 2023 | 60198 | 1516 | 2112 | South | 30 kW |
| 25 August 2023 | 60181 | 2034 | 2216 | North | 30 kW |
| 15 August 2023 | 60171 | 0255 | 1240 | South | 30 kW |
| 01 August 2023 | 60157 | 0257 | 0511 | Dual | 42 kW |
| 01 August 2023 | 60157 | 0207 | 0257 | North | 30 kW |
| 27 July 2023 | 60152 | 0430 | 1255 | North | 30 kW |
| 22 July 2023 | 60147 | 0144 | 0233 | South | 30 kW |
| 22 July 2023 | 60147 | 0120 | 0134 | South | 25 kW |
| 21 July 2023 | 60146 | 1531 | 1751 | South | 30 kW |
| 14 July 2023 | 60139 | 1444 | 1727 | North | 30 kW |
| 07 July 2023 | 60132 | 1507 | 1909 | North | 30 kW |
| 26 June 2023 | 60121 | 1505 | 2048 | North | 30 kW |
| 20 June 2023 | 60115 | 1548 | 1759 | North | 30 kW |
| 31 May 2023 | 60095 | 1728 | 1844 | South | 30 kW |
| 09 May 2023 | 60073 | 1434 | 1706 | South | 30 kW |
| 19 April 2023 | 60053 | 2152 | 2224 | North | 30 kW |