WWV time signal
loop [ ] · speed in the player bar · deep link #t=seconds
⤓ FLAC 4.2 MB
⤓ Opus 946 kB
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- What was heard
- keyed-tone 92% · carrier 8% · tone 700 Hz · keying 0.25 Hz depth 0.57 — dominant tone 700 Hz, keyed at 0.25 Hz (depth 0.57). Machine description of the sound by the rig's classifier; it sorts, it does not certify a station.
- Receiver
- KiwiSDR, Shrewsbury, Vermont, USA (FN33om) · 82m (270ft) center fed doublet @ 20m (65ft) MF through HF · reported SNR 23 dB — thanks to the operator. Receivers
- Provenance
- sha256 9058636a1c8ffea93530201dfdfd44688cbb778c12b86a024a8af1296872239b
source 04:00 WAV, 11999 Hz mono
kiwirecorder.py (jks-prv/kiwiclient v1.11) · rig item 2026-09-18T2140Z-10000-wwv-10000-na - Heard in the record
- Reception Conditions Were Poor — “Spruchnummer”
- Notes
-
rig: Retry with eastern-NA receiver pool after all Colorado-area candidates failed. WWV 10 MHz AM: 1 Hz ticks, 500/600 Hz minute tones, voice UTC. https://www.nist.gov/pml/time-and-frequency-division/time-distribution/radio-station-wwv
- Licence
- CC BY 4.0 — credit NIL HEARD / Reception Log. The recording is ours; the transmission is somebody else's. Descriptions describe sound, never content — why.
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