| KHz | ID | LSB | USB | Sec. | Fmt. | Location | S/P | ITU | Region | GSQ | Power | Logs | Notes | Latest by Listener | Last Heard | KM | Miles | Deg |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 400 | NHK | 8.75 | 'Patuxent' Patuxent River | MD | USA | na | FM18tg | 1 | !! NOTAM M0092/25 KNHK 2501171502 2503312300 NAVAID NHK NDB UNUSABLE | 2021-11-17 | 2024-10-27 | 654 | 406 | 148 |