JI1CZK — FT8 station from Japan
Amateur radio station JI1CZK operating from Japan. 273 FT8 spots received at SO8OO WebSDR, 27 CQ calls, active on 80m, 40m, 20m, 10m, over 11 days, best SNR +23 dB. Heard between 2026-04-22 and 2026-06-27.
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Overview
273
Total spots
27
CQ calls
11
Days active
-4 dB
Avg SNR
Bands
80m
20m
40m
10m
First seen: 2026-04-22
Last seen: 2026-06-27 18:57 UTC
Last seen: 2026-06-27 18:57 UTC
Frequent QSO partners observed at SO8OO
Stations JI1CZK worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | JI1CZK | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-27 20:56 | 20m | -16 / - | 9A6P | - / -6 | 2 | ✓ Confirmed |
| 06-27 20:47 | 20m | -9 / - | DL1R | - / - | 7 | Partial |
| 06-27 20:46 | 20m | -13 / - | DG6IDA | - / -10 | 3 | ✓ Confirmed |
| 06-27 20:37 | 20m | - / -14 | DK7QJ | -19 / - | 2 | ✓ Confirmed |
| 06-27 20:37 | 20m | -17 / - | S58Z | - / - | 3 | Partial |
| 06-27 20:32 | 20m | -22 / - | M9JPJ | - / - | 2 | Partial |
| 06-27 20:28 | 20m | -6 / -10 | SP0ZKR | -20 / +4 | 3 | Partial |
| 06-27 20:26 | 20m | -16 / - | DL7KI | -21 / -10 | 11 | ✓ Verified |
| 06-27 20:25 | 20m | -5 / - | G4CFS | - / - | 2 | Partial |
| 06-27 20:24 | 20m | - / -2 | RA3TPJ | -20 / - | 2 | ✓ Confirmed |
| 06-27 20:22 | 20m | -4 / - | UT5MD | - / -11 | 2 | Partial |
| 06-27 20:21 | 20m | -4 / - | G4CFS | - / - | 2 | Partial |
| 06-27 20:17 | 20m | -18 / - | EA6TU | - / -11 | 3 | ✓ Confirmed |
| 06-27 20:09 | 20m | +8 / - | IQ4JO | - / -6 | 3 | ✓ Confirmed |
| 06-27 20:04 | 20m | -14 / - | UR1CCO | - / -10 | 8 | ✓ Confirmed |
| 06-12 21:02 | 20m | -8 / - | DL6UM | - / - | 2 | Partial |
| 06-12 21:02 | 20m | -3 / - | DF1OLS | - / - | 3 | Partial |
| 06-12 21:01 | 20m | +10 / - | DL2MIJ | - / - | 2 | Partial |
| 06-12 21:01 | 20m | +2 / - | F4IBJ | - / - | 7 | Partial |
| 06-12 21:01 | 20m | 0 / - | M0WOO | - / - | 6 | Partial |
| 06-12 20:59 | 20m | +5 / - | YU5BU | - / -15 | 3 | Partial |
| 06-12 20:59 | 20m | - / -11 | BH2WTV | -12 / - | 2 | ✓ Confirmed |
| 06-12 20:58 | 20m | +3 / - | M8WMM | - / -21 | 4 | Partial |
| 06-12 20:58 | 20m | +3 / - | SV2GNJ | - / - | 3 | Partial |
| 06-12 20:55 | 20m | - / -11 | PD1HPB | -9 / - | 3 | ✓ Confirmed |
| 06-12 20:53 | 20m | -8 / -15 | IZ0GYP | -8 / -12 | 6 | ✓ Complete |
| 06-12 19:54 | 20m | +9 / - | DG8MPI | - / -9 | 8 | ✓ Confirmed |
| 06-12 19:50 | 20m | -9 / - | LZ1ZJ | - / -12 | 2 | Partial |
| 06-12 19:21 | 20m | -8 / -12 | RW4F | -8 / +6 | 4 | ✓ Complete |
| 06-12 19:21 | 20m | -4 / - | IW2AFC | - / - | 2 | Partial |
| 06-12 19:20 | 20m | 0 / -8 | R2BRD | -8 / -9 | 5 | ✓ Complete |
| 06-12 19:19 | 20m | - / -2 | BG7BMG | -7 / - | 2 | ✓ Confirmed |
| 06-12 19:18 | 20m | -12 / -11 | RW3ATR | -8 / -11 | 3 | ✓ Complete |
| 06-10 23:47 | 20m | -8 / -15 | CN8NS | -18 / -5 | 4 | Partial |
| 06-10 23:40 | 20m | +5 / - | GW8DX | - / -14 | 2 | ✓ Confirmed |
| 06-06 21:54 | 20m | - / - | 9X5KM | -7 / - | 2 | Partial |
| 06-06 21:46 | 20m | - / - | 9X5KM | -8 / - | 5 | Partial |
| 06-06 21:41 | 20m | - / - | 9X5KM | -10 / - | 3 | Partial |
| 06-06 21:33 | 20m | - / - | 9X5KM | -12 / - | 3 | Partial |
| 06-06 21:20 | 20m | - / - | 9X5KM | -12 / - | 11 | Partial |
| 05-29 13:11 | 20m | - / - | CP7DX | -6 / - | 3 | Partial |
| 05-29 13:06 | 20m | -9 / - | RY9W | - / - | 2 | Partial |
| 05-29 13:01 | 20m | +16 / - | UA4FKT | - / -4 | 3 | ✓ Confirmed |
| 05-23 23:00 | 20m | - / - | Z62NS | -8 / - | 5 | Partial |
| 05-22 19:21 | 80m | +11 / - | SV8JE | - / -16 | 7 | ✓ Confirmed |
| 05-22 19:19 | 80m | -2 / - | YT1VDA | - / -23 | 5 | Partial |
| 05-22 19:07 | 40m | -2 / - | YM4KF | - / -20 | 2 | ✓ Confirmed |
| 05-22 19:03 | 40m | +8 / - | SX1FLY | - / -16 | 3 | ✓ Confirmed |
| 05-22 18:48 | 40m | -12 / - | SP7IIT | - / - | 2 | Partial |
| 05-22 18:48 | 40m | +4 / - | IQ4JO | - / -18 | 4 | ✓ Confirmed |
Station Log
20m
UTC dB Freq Message 203815 -19 1723 JI1CZK S58Z JN76 203815 -6 882 JI1CZK S55P -11 204615 -15 1617 JI1CZK DG6IDA R-10 (x3) 204745 -10 1617 JI1CZK DL1R JN58 (x7) 205500 -22 1617 SP9JP JI1CZK -16 205645 -16 1617 JI1CZK 9A6P R-06 (x2)
10m
UTC dB Freq Message 095100 -11 447 JI1CZK 5H1KB RR73
80m
UTC dB Freq Message 194645 +2 2864 JI1CZK 4L3YL LN21 (x3) 191930 +1 1697 JI1CZK YT1VDA -23 (x3) 192100 +7 418 JI1CZK SV8JE KM08 192100 -4 1697 JI1CZK YT1VDA -23 192130 +6 418 JI1CZK SV8JE KM08 192130 -3 1697 JI1CZK YT1VDA -23 192200 +12 418 JI1CZK SV8JE KM08 (x5)
40m
UTC dB Freq Message 184530 +16 1095 JI1CZK 9A3TN R-13 (x2) 184630 +10 2233 JI1CZK YO9PH -15 (x2) 184800 +4 2092 JI1CZK IQ4JO JN63 184830 -13 1648 JI1CZK SP7IIT KO00 184830 +2 2092 JI1CZK IQ4JO R-18 184900 -10 1648 JI1CZK SP7IIT KO00 184900 +7 2092 JI1CZK IQ4JO R-18 (x2) 190330 +9 483 JI1CZK SX1FLY -16 (x3) 190700 -2 2974 JI1CZK YM4KF -20 (x2)