English · United States
US-KV4S
YSF Reflector ID #21511
KV4S
online
ACTIVITY STATUS
Active in last 2 hours
Last heard: KV4S
YSF ID21511
LanguageEnglish
RegionUnited States
Last response32.0 ms
24h check success100.0%2 availability checks
Last traffic
Transmissions (24h)1
Last observed
Popular times
Bars show the typical number of transmissions YSF Live observed during each local hour using up to the previous 30 days of retained activity history. They do not represent listener counts, audio, or guaranteed future activity.
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Upcoming net
View verified net details on DVNets →Recent activity
| Time | Callsign | TX duration |
|---|---|---|
| KV4S | ≈3.2 sec |
Reflector health
| Time | Result | Response | Details |
|---|---|---|---|
| online | 32.0 ms | Valid YSF response | |
| online | 24.6 ms | Valid YSF response |