JH4VTV — FT8 station from Japan

Japan Grid: PN26

Amateur radio station JH4VTV operating from Japan (grid square PN26). 194 FT8 spots received at SO8OO WebSDR, 7 CQ calls, active on 40m, 20m, 10m, over 29 days, best SNR +19 dB. Heard between 2026-04-21 and 2026-06-09.

FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee

Overview

194
Total spots
7
CQ calls
29
Days active
-4 dB
Avg SNR

Bands

20m 40m 10m
First seen: 2026-04-21
Last seen: 2026-06-09 18:17 UTC

Frequent QSO partners observed at SO8OO

Stations JH4VTV worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandJH4VTVPartnerPartner SNRMsgs
06-09 20:16 20m -14 / - BG2EFX - / - 2 Partial
06-09 20:06 40m -5 / - F5PBG - / - 4 Partial
06-08 18:15 40m +4 / - UT7HX - / - 3 Partial
06-06 18:54 20m -2 / - R3DFC - / - 2 Partial
06-04 07:21 10m -12 / - YD0JHX - / - 6 Partial
06-02 19:49 20m +6 / - Z34K - / - 6 Partial
06-02 19:30 20m -2 / - IZ2DPX - / - 6 Partial
06-02 18:49 20m -9 / - UF5F - / -14 5 ✓ Confirmed
06-02 18:31 20m -18 / - R1IV - / -16 3 Partial
06-02 18:29 20m -11 / - R3IDH - / - 2 Partial
06-02 18:28 20m -14 / - M0BEW - / -18 4 ✓ Confirmed
05-30 18:22 20m -14 / - BI2QMT - / - 2 Partial
05-29 20:37 20m -12 / - BA6IM - / - 2 Partial
05-27 18:11 20m -11 / - OE6TNO - / - 2 Partial
05-27 18:07 20m -12 / - BD8SN - / -16 2 Partial
05-27 18:02 20m +8 / - F4BYA - / - 2 Partial
05-25 18:38 20m +9 / - UA6AHR - / -16 2 Partial
05-24 14:21 20m -2 / - RU3QR - / -20 11 Partial
05-23 21:23 20m +14 / - F4JDM - / - 2 Partial
05-22 18:41 20m +7 / - IK4TVP - / -21 5 Partial
05-21 19:59 20m -13 / - UA9AAE - / -12 2 Partial
05-21 19:51 20m -9 / - IZ2ACM - / -15 3 Partial
05-18 20:51 20m +10 / - AO3RKB - / -15 2 ✓ Confirmed
05-14 20:27 20m -4 / - PY2KC - / -19 2 ✓ Confirmed
05-12 22:02 20m - / -15 A92AE -18 / - 2 Partial
05-12 21:21 20m -13 / - CT1FIU - / - 2 Partial
05-08 11:11 20m -2 / - R4FDK - / - 3 Partial
04-30 21:01 40m -2 / - D2UY - / -19 4 ✓ Confirmed
04-30 13:27 20m -5 / - UA9TO - / -14 3 ✓ Confirmed
04-28 22:02 20m -6 / - BG5CPW - / - 4 Partial
04-28 19:50 20m +7 / - GJ0KYZ - / -24 2 ✓ Confirmed
04-25 13:41 20m -14 / - R9OFU - / - 2 Partial
04-24 16:34 20m -2 / - RV9WJP - / - 3 Partial
04-23 19:31 20m -16 / - EA4GVT - / - 2 Partial
04-23 19:22 20m -15 / - IW4DNI - / - 2 Partial
04-23 19:13 20m -2 / - F4CQS - / -8 2 Partial
04-23 19:09 20m +14 / - F2QD - / - 2 ✓ Confirmed
04-23 18:57 20m - / -14 PD9DY -16 / - 2 Partial
04-23 18:51 20m +16 / - EA2EJO - / - 7 Partial
04-23 18:50 20m -14 / - SQ7EQB - / - 2 Partial
04-23 18:47 20m +8 / - F2QD - / - 4 Partial
04-23 18:45 20m +4 / - F4IIX - / - 4 Partial
04-23 18:42 20m +8 / - F4IIX - / - 2 Partial
04-23 18:41 20m -9 / - ON6AA - / - 8 Partial
04-23 18:35 20m -9 / - ON6AA - / - 4 Partial
04-21 18:46 40m +17 / - RJ6B - / - 3 Partial
04-21 18:43 40m -6 / - UX1AA - / -13 2 ✓ Confirmed
04-21 18:38 20m -15 / - EC3A - / -15 2 Partial

Station Log

20m 
UTC    dB  Freq  Message
194945  +8  367  JH4VTV Z34K KN01 (x6)
215730 -18 2047  JH4VTV BD4VNB OM93
221315 -20 1914  JH4VTV BH4HGH PM00
185445  -1  451  JH4VTV R3DFC KO95
185500 -20 1712  Z34K JH4VTV RR73
185515  -4  451  JH4VTV R3DFC KO95
213215 -16 2209  JH4VTV BG5BNW PM00 (x2)
201645 -13 1986  JH4VTV BG2EFX PN26 (x2)
40m 
UTC    dB  Freq  Message
184400  -4 1318  JH4VTV UX1AA 73
184600 +19 2903  JH4VTV RJ6B KN95 (x3)
210100  +1 2754  JH4VTV D2UY R-19 (x4)
181515 +10 2378  JH4VTV UT7HX KN69 (x3)
200615  -7 2345  JH4VTV F5PBG IN78 (x4)
10m 
UTC    dB  Freq  Message
101045 -20 1523  JH4VTV YE3AOV 73
112430 -22 1435  JH4VTV A71XX 73
072115 -13 1303  JH4VTV YD0JHX OI33 (x6)

SNR History by Band