JH3GCN — FT8 station from Japan

Japan Grid: LN07

Amateur radio station JH3GCN operating from Japan (grid square LN07). 84 FT8 spots received at SO8OO WebSDR, 6 CQ calls, active on 40m, 20m, 10m, over 21 days, best SNR +11 dB. Heard between 2026-04-21 and 2026-06-07.

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Overview

84
Total spots
6
CQ calls
21
Days active
-5 dB
Avg SNR

Bands

40m 20m 10m
First seen: 2026-04-21
Last seen: 2026-06-07 13:19 UTC

Frequent QSO partners observed at SO8OO

Stations JH3GCN worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandJH3GCNPartnerPartner SNRMsgs
06-07 15:19 20m -5 / - R6LKG - / - 2 Partial
06-06 22:38 20m - / - 9X5KM -18 / - 2 Partial
06-05 15:57 20m -7 / -19 R3BDQ -5 / -16 6 ✓ Complete
06-05 15:55 20m +4 / - SV2HTW - / - 2 ✓ Confirmed
06-04 21:40 20m - / - OJ0Z -7 / - 15 Partial
06-03 15:21 20m -10 / - <...> - / -12 2 Partial
06-01 21:33 20m +2 / -7 A92AE -11 / -15 5 ✓ Complete
06-01 15:54 20m - / -22 SP7VCL -6 / - 2 ✓ Confirmed
06-01 15:52 20m - / -12 SP8ADU -7 / - 3 ✓ Confirmed
06-01 15:47 20m - / - UT5MD -6 / - 2 Partial
05-27 20:12 40m -10 / - EA1CQ - / - 2 Partial
05-24 22:10 20m - / +3 BD6KDP -16 / - 2 ✓ Confirmed
05-24 22:08 20m - / +2 BG8TFN -14 / - 2 ✓ Confirmed
05-24 22:06 20m -11 / +5 W1AW/1 -13 / -4 2 Partial
05-18 21:17 20m - / -23 <...> -4 / - 3 Partial
05-15 07:43 20m -6 / - YO9HB - / -16 3 Partial
05-14 20:26 40m +2 / - OM5ALL - / -16 4 Partial
05-12 21:48 20m -10 / -22 EI2KP 0 / -10 17 ✓ Complete
05-12 21:46 20m - / - SV9TLU -4 / - 2 Partial
05-10 15:53 20m -9 / - IU1TKQ - / -8 4 ✓ Confirmed
05-04 09:07 10m -2 / - A61OK - / -11 2 ✓ Confirmed
05-03 15:46 20m +9 / - SV0TPN - / -8 3 ✓ Confirmed
05-03 15:41 20m - / - OH5KZ -10 / - 2 Partial
05-01 22:47 20m +4 / - AU2M - / -12 2 ✓ Confirmed
04-29 22:11 20m - / - EA8ACW -6 / - 6 Partial
04-29 22:09 20m - / -13 BD6JMQ -7 / - 2 Partial
04-29 15:39 20m - / - VU2ORO -12 / - 8 Partial
04-29 15:34 20m - / - <...> -15 / - 2 Partial
04-29 15:29 20m +6 / - ON6AA -10 / -12 4 ✓ Verified
04-27 11:21 10m -6 / - EX8ABR - / -11 3 ✓ Confirmed
04-25 08:41 10m -8 / - <...> - / -17 3 Partial
04-24 15:50 20m - / - SV9TLU -15 / - 5 Partial
04-24 15:43 20m - / - BA8BLK -6 / - 2 ✓ Confirmed
04-24 15:39 20m +3 / -25 IZ8PPI -10 / -17 4 Partial
04-23 15:48 20m -10 / - R3BDQ - / - 6 Partial
04-23 15:48 20m - / -11 OH5KNL 0 / - 2 ✓ Confirmed
04-23 15:46 20m -8 / - F5LSU - / -13 3 Partial
04-23 15:41 20m +5 / - F1ODM +1 / -1 2 ✓ Verified
04-22 16:05 20m -15 / - 7Z1EM -18 / -17 3 Partial
04-22 15:57 20m +1 / - SX100PAOK - / -16 4 Partial
04-21 22:30 20m -6 / - TA3ZZ - / -12 3 ✓ Confirmed

Station Log

20m 
UTC    dB  Freq  Message
155615  +4 1648  JH3GCN SV2HTW RR73
155700  -6  630  BG4OOO JH3GCN R-04
155745  -2 2097  JH3GCN R3BDQ -16
155830  -7  630  R3BDQ JH3GCN R-19
155845 -11 2097  JH3GCN R3BDQ RR73
155900  -3  630  R3BDQ JH3GCN R-19
155915  -6 2097  JH3GCN R3BDQ RR73 (x2)
223815 -19 1526  9X5KM JH3GCN PM74 (x2)
151745  -7 1121  <...> JH3GCN R-22
151900  -2  301  JH3GCN R6LKG LN07 (x2)
151945  -5  787  VR2VHR JH3GCN -10
222400 -11  872  EA8CDG JH3GCN PM74
40m 
UTC    dB  Freq  Message
202330  -6 1152  JH3GCN YO1BRANCUSI -10
202600  +1  539  JH3GCN OM5ALL R-16 (x4)
201230  -8 1907  JH3GCN EA1CQ IN83 (x2)
10m 
UTC    dB  Freq  Message
084145  -5 1037  JH3GCN <...> -17 (x3)
111645 -22 1592  JH3GCN VU2KPH -11
112100  -4 1780  JH3GCN EX8ABR -11 (x2)
112200  -1 1779  JH3GCN RR73; SP4GED <...> -14
112300  -4 1779  JH3GCN EX8ABR RR73
090730  -2  826  JH3GCN A61OK -11 (x2)
133400 -14 1862  JH3GCN ZS1TFK RR73

SNR History by Band