DD4JN — FT8 station from Fed. Rep. of Germany
Amateur radio station DD4JN operating from Fed. Rep. of Germany. 627 FT8 spots received at SO8OO WebSDR, 62 CQ calls, active on 40m, 20m, 10m, over 22 days, best SNR +24 dB. Heard between 2026-04-26 and 2026-07-23.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
627
Total spots
62
CQ calls
22
Days active
-5 dB
Avg SNR
Bands
20m
40m
10m
First seen: 2026-04-26
Last seen: 2026-07-23 07:41 UTC
Last seen: 2026-07-23 07:41 UTC
Frequent QSO partners observed at SO8OO
Stations DD4JN worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | DD4JN | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 07-23 09:29 | 10m | -1 / - | LZ3CB | - / - | 2 | Partial |
| 07-23 08:52 | 10m | -10 / - | SV1CQN | - / -6 | 2 | ✓ Confirmed |
| 07-12 06:58 | 20m | -18 / - | IQ4JO | - / - | 2 | Partial |
| 07-12 06:37 | 20m | -20 / - | IQ4JO | - / - | 2 | Partial |
| 07-12 06:21 | 20m | +1 / - | OD5KU | - / - | 5 | Partial |
| 07-12 05:54 | 20m | -3 / - | YO4GIY | - / -17 | 5 | ✓ Confirmed |
| 07-12 05:37 | 20m | -18 / - | LZ2JE | - / -14 | 2 | Partial |
| 07-12 04:47 | 20m | -10 / - | RK6AAC | - / -14 | 2 | Partial |
| 07-12 04:33 | 20m | -16 / - | 4X1UF | - / -12 | 2 | Partial |
| 07-12 04:08 | 20m | -18 / - | RT4A | - / -17 | 2 | Partial |
| 07-12 02:47 | 20m | -13 / - | 4X1UF | - / -6 | 3 | Partial |
| 07-11 15:20 | 20m | -10 / - | EG5HSV | - / -15 | 4 | Partial |
| 07-10 12:37 | 20m | -16 / - | UR5EPZ | - / -10 | 2 | Partial |
| 07-10 12:16 | 20m | -10 / - | HB9SDO | - / -13 | 2 | Partial |
| 07-10 12:07 | 20m | -8 / - | HB9SDO | - / -14 | 2 | Partial |
| 07-10 12:06 | 20m | -14 / - | DK3TNA | - / - | 5 | Partial |
| 07-10 10:56 | 20m | -18 / - | R9FFX | - / - | 2 | ✓ Confirmed |
| 07-10 10:48 | 20m | +13 / - | R4ML | - / -12 | 2 | ✓ Confirmed |
| 07-10 10:46 | 20m | -12 / - | RA4L | - / -19 | 2 | ✓ Confirmed |
| 07-10 09:56 | 20m | +1 / - | RA6OY | - / -6 | 5 | ✓ Confirmed |
| 07-10 09:27 | 20m | -6 / - | EA1AKS | - / -6 | 2 | ✓ Confirmed |
| 06-20 06:31 | 20m | - / -18 | EA5FQ | -10 / - | 2 | ✓ Confirmed |
| 06-20 06:13 | 20m | - / - | RX1AB | -22 / - | 3 | Partial |
| 06-20 06:01 | 20m | 0 / - | IT9HZC | - / -16 | 2 | ✓ Confirmed |
| 06-20 05:57 | 20m | -7 / - | R6ZB | - / - | 2 | Partial |
| 06-20 05:51 | 20m | +7 / - | RT6DZ | - / -13 | 3 | ✓ Confirmed |
| 06-20 05:36 | 20m | +3 / - | TA4SSK | - / -16 | 6 | Partial |
| 06-20 05:23 | 20m | -4 / - | V31DL | - / -16 | 2 | ✓ Confirmed |
| 06-20 04:57 | 20m | -5 / - | V31DL | - / - | 4 | Partial |
| 06-20 02:48 | 20m | +1 / - | A71QQ | - / -24 | 4 | ✓ Confirmed |
| 06-18 20:46 | 20m | +4 / - | SM3MLX | - / -14 | 3 | ✓ Confirmed |
| 06-18 11:23 | 20m | - / - | K3JGJ | -16 / - | 2 | Partial |
| 06-18 11:12 | 40m | -16 / - | DK5AI | - / -18 | 2 | ✓ Confirmed |
| 06-18 10:30 | 40m | -15 / - | DJ0YI | - / -16 | 2 | ✓ Confirmed |
| 06-18 09:38 | 20m | -3 / - | F5IXN | - / - | 3 | Partial |
| 06-18 09:37 | 20m | -3 / - | 9A6T | - / -9 | 3 | ✓ Confirmed |
| 06-18 09:24 | 20m | - / -3 | 2E0UMK | -11 / - | 2 | ✓ Confirmed |
| 06-18 09:20 | 20m | -13 / +1 | RK1B | -4 / -18 | 5 | Partial |
| 06-18 09:16 | 20m | - / - | IQ6PE | -9 / - | 4 | Partial |
| 06-18 09:11 | 20m | -2 / +4 | F4MOH | -4 / +9 | 6 | ✓ Complete |
| 06-18 09:05 | 20m | 0 / -9 | SH4UMN | -7 / - | 4 | ✓ Verified |
| 06-18 03:52 | 20m | +6 / - | R9FFT | - / -11 | 2 | ✓ Confirmed |
| 06-18 03:48 | 20m | -3 / - | UN8DSW | -16 / -15 | 3 | ✓ Verified |
| 06-18 03:18 | 20m | - / - | UN8DSW | -23 / - | 2 | Partial |
| 06-18 03:17 | 20m | +6 / - | UA3GPM | - / -15 | 2 | ✓ Confirmed |
| 06-18 02:57 | 20m | -7 / - | KB3Z | - / -14 | 4 | ✓ Confirmed |
| 06-17 22:28 | 20m | -8 / +7 | R3HX | -12 / -4 | 5 | ✓ Complete |
| 06-17 12:23 | 20m | - / - | F4MOH | -9 / - | 3 | Partial |
| 06-16 10:12 | 40m | -8 / - | SP3VST | - / -12 | 2 | ✓ Confirmed |
| 06-16 09:44 | 20m | -11 / - | R3NCG | -15 / -14 | 3 | ✓ Verified |
Station Log
10m
UTC dB Freq Message 135115 -12 707 DD4JN 4O4DB RR73 135430 -4 2464 DD4JN IQ4JO JN63 140900 -4 730 DD4JN EB3JT -18 (x5) 142700 +3 382 DD4JN IQ4FJ -25 (x2) 085215 -8 587 DD4JN SV1CQN -06 (x2) 085600 -14 1003 DD4JN OH3OJ RR73 092945 -1 2241 DD4JN LZ3CB KN32 (x2) 094130 -17 2027 DD4JN YO9PH -17
20m
UTC dB Freq Message 055415 -1 729 DD4JN YO4GIY -17 (x5) 062115 -18 2146 DD4JN IQ4JO JN63 062145 -2 2557 DD4JN OD5KU KM73 (x5) 063700 -17 2147 DD4JN IQ4JO JN63 (x4)
40m
UTC dB Freq Message 032800 -5 322 W3UCA DD4JN JO31 (x2) 032900 -7 1007 RA6FCU DD4JN JO31 (x2) 033115 -4 737 AA2T DD4JN JO31 (x4) 101245 -9 922 DD4JN SP3VST -12 (x2) 103030 -14 1128 DD4JN DJ0YI -16 (x2) 105430 -15 1038 DD4JN DL6CMF RR73 111200 -17 1038 DD4JN DK5AI R-18 (x2)