JH1HHC — FT8 station from Japan

Japan Grid: JN11

Amateur radio station JH1HHC operating from Japan (grid square JN11). 34 FT8 spots received at SO8OO WebSDR, active on 80m, 40m, 20m, 10m, over 5 days, best SNR +22 dB. Heard between 2026-04-29 and 2026-05-26.

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

Overview

Total spots

CQ calls

Days active

+4 dB

Avg SNR

Bands

80m 20m 40m 10m

First seen: 2026-04-29
Last seen: 2026-05-26 19:01 UTC

Frequent QSO partners observed at SO8OO

Stations JH1HHC worked most often, as logged from our receiver:

EA1SV · Spain 4X5JK · Israel LZ1QV · Bulgaria ER1NM · Moldova UA3ZNQ · European Russia TN8GD · Republic of the Congo JY5IB · Jordan VR2VAZ · Hong Kong DJ1KW · Fed. Rep. of Germany

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

Time	Band	JH1HHC	Partner	Partner SNR	Msgs
05-29 20:04	20m	- / -12	TN8GD	+1 / -	3	✓ Confirmed
05-26 21:05	20m	- / -24	ZD8KX	-9 / -	2	Partial
05-26 21:01	20m	+2 / -	EB3CJR	- / -	2	Partial
05-26 20:57	20m	- / -	ZD8KX	-6 / -	4	Partial
05-23 08:18	10m	-10 / -	A41ZZ	- / -10	2	Partial
05-08 20:28	40m	+4 / -	ER1NM	- / -15	2	✓ Confirmed
05-06 20:36	20m	+2 / -	EA5BYS	- / -	2	Partial
05-06 20:32	20m	- / -13	VR2VAZ	-2 / -	2	Partial
05-06 20:31	20m	+11 / -14	EA1SV	-4 / -9	11	✓ Complete
05-06 20:27	20m	- / -5	DJ1KW	+6 / -	2	✓ Confirmed
05-06 20:26	20m	+7 / -	EB5BZM	- / -	3	Partial
05-06 20:24	20m	-1 / -3	JY5IB	0 / -	4	✓ Verified
04-29 19:49	80m	+18 / -	LZ1QV	- / -21	6	✓ Confirmed
04-29 19:37	80m	-5 / -	UA3ZNQ	- / -19	4	✓ Confirmed

Station Log

10m

UTC    dB  Freq  Message
081830  -9  926  JH1HHC A41ZZ -10 (x2)
120830  -5  483  JH1HHC RR73; RV3IO <...> -04

20m

UTC    dB  Freq  Message
203600  +1 2039  JH1HHC EA5BYS IM97
203615  -2  267  VR2VAZ JH1HHC RR73
203630  +3 2039  JH1HHC EA5BYS IM97
204045  +2  505  DL3MIB JH1HHC -08
205715  -8 2213  ZD8KX JH1HHC PM96 (x4)
210100  +3 2472  JH1HHC EB3CJR JN11 (x2)
210545  -9 1414  ZD8KX JH1HHC PM96 (x2)
200415  +4 1882  TN8GD JH1HHC PM96 (x3)

40m

UTC    dB  Freq  Message
202830  +6  972  JH1HHC ER1NM -15 (x2)
203730  -7 1894  JH1HHC RO3Z KO81
205445 -14 1731  JH1HHC 4X5JK RR73

80m

UTC    dB  Freq  Message
193515  -3  935  JH1HHC UA3ZNQ KO81 (x5)
194915 +18 2833  JH1HHC LZ1QV KN32 (x6)