UB4CJS — FT8 station from European Russia
Amateur radio station UB4CJS operating from European Russia. 1,257 FT8 spots received at SO8OO WebSDR, 294 CQ calls, active on 80m, 40m, 20m, over 57 days, best SNR +22 dB. Heard between 2026-04-20 and 2026-06-29.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
1,257
Total spots
294
CQ calls
57
Days active
-6 dB
Avg SNR
Bands
80m
20m
40m
First seen: 2026-04-20
Last seen: 2026-06-29 03:43 UTC
Last seen: 2026-06-29 03:43 UTC
Frequent QSO partners observed at SO8OO
Stations UB4CJS worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | UB4CJS | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-29 04:53 | 20m | -14 / - | CT7BQA | - / -18 | 2 | Partial |
| 06-29 04:37 | 20m | +6 / - | UA3RAU | - / -8 | 2 | ✓ Confirmed |
| 06-29 04:30 | 20m | -15 / - | R6ZAJ | - / -7 | 2 | ✓ Confirmed |
| 06-29 03:10 | 40m | -12 / - | F4DIA | - / -10 | 4 | Partial |
| 06-27 03:35 | 40m | -12 / - | IZ8VYU | - / -10 | 2 | ✓ Confirmed |
| 06-27 03:03 | 40m | -8 / - | GB198KHZ | - / -14 | 2 | Partial |
| 06-26 16:46 | 40m | -22 / - | R5ZQ | - / -3 | 2 | ✓ Confirmed |
| 06-26 03:14 | 40m | - / -3 | R9FEM | -21 / - | 2 | ✓ Confirmed |
| 06-26 03:10 | 40m | - / -15 | IU2SLB | -18 / - | 6 | ✓ Confirmed |
| 06-25 18:15 | 40m | -8 / - | RX7K | - / -1 | 2 | ✓ Confirmed |
| 06-24 22:25 | 40m | -10 / -16 | DF3QG | -18 / -14 | 3 | Partial |
| 06-24 22:21 | 40m | -15 / -16 | HB9TLL | -19 / -17 | 3 | ✓ Complete |
| 06-24 22:18 | 40m | - / -24 | TN8GD | -18 / - | 3 | Partial |
| 06-24 22:16 | 40m | -20 / - | HB9DTC | - / -12 | 2 | ✓ Confirmed |
| 06-24 22:07 | 40m | -10 / - | S51UN | -22 / -4 | 5 | ✓ Verified |
| 06-24 22:04 | 40m | - / -7 | HB9EBM | -17 / - | 6 | Partial |
| 06-24 21:48 | 40m | - / -12 | RC6OD | -20 / - | 2 | ✓ Confirmed |
| 06-24 16:36 | 40m | -12 / - | DL7ARV | - / - | 3 | Partial |
| 06-24 16:27 | 40m | - / -17 | YC2TKB | -20 / - | 2 | Partial |
| 06-23 15:48 | 20m | - / -14 | RA0AN | -13 / - | 4 | Partial |
| 06-23 15:28 | 20m | - / -21 | FR4NB | -11 / - | 2 | ✓ Confirmed |
| 06-23 15:22 | 20m | - / -7 | LZ3OD | -13 / - | 7 | Partial |
| 06-23 15:08 | 20m | -8 / - | PI50VPO | - / -25 | 2 | Partial |
| 06-23 14:20 | 20m | 0 / - | F5URG | - / -8 | 2 | ✓ Confirmed |
| 06-23 14:10 | 20m | - / -16 | YE1INF | -14 / - | 7 | ✓ Confirmed |
| 06-23 14:06 | 20m | - / -23 | YE1INF | -17 / - | 2 | Partial |
| 06-23 14:02 | 20m | - / -10 | JA6GCE | -19 / - | 3 | ✓ Confirmed |
| 06-23 13:54 | 20m | - / -8 | R6DVV | -20 / - | 2 | ✓ Confirmed |
| 06-23 06:06 | 20m | -16 / - | IU1LCK | - / -18 | 2 | ✓ Confirmed |
| 06-23 05:54 | 20m | - / -7 | G4LJH | -18 / - | 4 | ✓ Confirmed |
| 06-23 05:10 | 20m | - / -1 | LZ3BS | -17 / - | 3 | Partial |
| 06-23 04:49 | 20m | - / -1 | 9A5AZK | -13 / - | 3 | ✓ Confirmed |
| 06-23 04:46 | 20m | - / -15 | LZ2ZM | -14 / - | 3 | ✓ Confirmed |
| 06-23 04:42 | 20m | - / +2 | S59A | -14 / - | 2 | ✓ Confirmed |
| 06-23 04:30 | 20m | - / -11 | S51RU | -10 / - | 4 | Partial |
| 06-22 15:50 | 20m | - / -13 | ON3CL | -24 / - | 5 | ✓ Confirmed |
| 06-22 15:47 | 20m | - / -13 | ON3CL | -23 / - | 2 | Partial |
| 06-22 15:41 | 20m | -12 / -17 | UA1WCF | -18 / -18 | 7 | ✓ Complete |
| 06-22 15:16 | 20m | - / -18 | JE1VDN | -21 / - | 10 | Partial |
| 06-22 15:11 | 20m | - / -12 | VK5PO/P | -20 / - | 7 | ✓ Confirmed |
| 06-22 14:31 | 20m | - / - | YB2CAR | -19 / - | 3 | ✓ Confirmed |
| 06-22 13:34 | 20m | - / -7 | 9M8DEN | -24 / - | 2 | Partial |
| 06-22 12:23 | 20m | -4 / - | GJ0KYZ | - / -17 | 6 | ✓ Confirmed |
| 06-22 12:12 | 20m | - / -14 | UA3GX | -23 / - | 4 | Partial |
| 06-22 12:06 | 20m | - / -14 | UA3GX | -21 / - | 4 | Partial |
| 06-22 12:03 | 20m | - / -19 | UA9QFF | -20 / - | 2 | Partial |
| 06-21 16:39 | 20m | - / -13 | ZS6KBS | -20 / - | 2 | ✓ Confirmed |
| 06-21 16:31 | 20m | - / -15 | HV6HTN | -20 / - | 3 | Partial |
| 06-21 15:57 | 20m | - / -20 | RV9FF | -22 / - | 2 | Partial |
| 06-21 15:43 | 20m | -17 / - | M7PCE | - / -15 | 2 | ✓ Confirmed |
Station Log
20m
UTC dB Freq Message 152845 -12 2330 FR4NB UB4CJS RR73 154815 -15 2329 RA0AN UB4CJS -14 (x4) 122715 -13 1280 UB4CJS RA6OV KN87 (x2) 043045 -12 2180 UB4CJS R6ZAJ R-07 (x2) 043730 +6 1130 UB4CJS UA3RAU R-08 (x2) 045330 -13 782 UB4CJS CT7BQA R-18 (x2) 050400 +7 853 UB4CJS RA6ATZ 73 054345 -20 2228 UB4CJS R7OF R-14
40m
UTC dB Freq Message 030530 -6 406 UB4CJS <...> R-14 031730 -22 2090 R1BNF UB4CJS -21 032015 -16 1151 UB4CJS EW1D R-10 032715 -16 1399 UB4CJS IR5RTSE R-12 033530 -11 1925 UB4CJS IZ8VYU R-10 (x2) 034445 -8 2092 UB4CJS IK3OGN R-21 035900 -2 2895 UB4CJS RR73; OZ8ABA <...> -08 030245 -23 2139 CQ UB4CJS LO31 030600 -22 1673 UB4CJS SN2WWA RR73 031030 -12 1477 UB4CJS F4DIA R-10 (x4) 040130 -8 2006 UB4CJS SN0WWA R-17
80m
UTC dB Freq Message 234800 -19 2004 EA1IOK UB4CJS RR73 234815 +2 466 UB4CJS EA1IOK 73 001915 -20 2005 <...> UB4CJS -11 001945 -19 2004 <LZ100LZ> UB4CJS -07 002100 -18 1972 UB4CJS RZ4FWA LO23 (x2) 011445 -24 2005 EW2ZC UB4CJS -15 011530 +0 2014 UB4CJS EW2ZC RR73 013815 -12 1616 UB4CJS R95WTA R-06 (x2) 192145 -10 1141 UB4CJS UA3SCU +04 (x3) 003115 -11 2404 <...> UB4CJS -09 003130 +7 1617 UB4CJS LZ370TL R+05