Shiokaze(しおかぜ) Radio 7325 kHz Full Reception | Unidentified Folk-Music Jamming (Possibly Firedrake)

Shiokaze reception on 7325 kHz from Yamata, Japan. During the broadcast, an unidentified short-duration folk-music-style jamming signal appeared at 14:11:14-14:12:58 UTC. The audio characteristics closely match known Firedrake recordings, but the purpose and target of this transmission remain unconfirmed. A full continuous recording is provided for verification. ----------------- Technical Log ------------------- Station: Shiokaze - Japanese (Relaying Furusato no Kaze) Frequency: 7325 kHz AM Receive Location:Kaiping City, Guangdong, China Receiver: Tecsun PL-330 SINPO:4?544(I value uncertain due to intermittent co-channel interference) Date:2026-08-18 Time:14:03-15:35 UTC Transmitter Info(source: Shortwave.live) Shiokaze: Transmitter:Yamata Transmtting Station, Koga City, Ibaragi Pref.,Japan Power: 300 kW Azimuth:290 Schedule:1405-1435 UTC CRI Tagalog: Transmitter:Nanning (Guangxi) "954" Transmtting Station, People's Republic of China Power:100 kW Azimuth:130 Schedule:1430-1500 UTC The audio characteristics closely match publicly available Firedrake recordings, with similar audio content appearing at the same point in the comparison one-hour loop recording. However, the purpose and operational nature of this short-duration transmission remain unconfirmed, so it cannot be determined whether this was an intentional Firedrake jamming targeting Shiokaze. Reference recording used for Firedrake audio comparison:   • Firedrake Jammer: One Full Hour of Shortwa...   Timing note: The schedule lists Shiokaze's start time as 14:05 UTC. According to the UTC-synchronized video recording, the actual program audio started at 14:05:03 UTC. The 3-second delay may be caused by transmitter startup, audio chain switching, or automation system timing. All timestamps in this report are based on a continuous UTC-synchronized video recording. The original reception footage was recorded continuously without cuts. Additional overlays (UTC clock, propagation map, and status information) were added for documentation purposes only. Unidentified Signal Observation Time :07:34-09:18(Video Time) 14:11:14-14:12:58 UTC 00:00 Video Start 00:31 Shiokaze TX ON — Carrier Only 01:23 Shiokaze ON AIR 07:34 Unidentified Folk-Like Signal Detected — Possibly Firedrake 09:18 Shiokaze TX ON 26:19 CRI Tagalog TX ON / ON AIR — Co-Channel 31:23 Shiokaze TX OFF