KC4SR — FT8 station from United States

United States Grid: JN09

Amateur radio station KC4SR operating from United States (grid square JN09). 222 FT8 spots received at SO8OO WebSDR, active on 40m, 20m, over 12 days, best SNR +15 dB. Heard between 2026-04-21 and 2026-06-17.

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

Overview

222
Total spots
0
CQ calls
12
Days active
-3 dB
Avg SNR

Bands

20m 40m
First seen: 2026-04-21
Last seen: 2026-06-17 02:52 UTC

Frequent QSO partners observed at SO8OO

Stations KC4SR worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandKC4SRPartnerPartner SNRMsgs
06-17 04:26 40m +1 / - ON3ANY - / -10 8 Partial
06-17 04:23 40m -1 / - GW4BCF - / -25 3 ✓ Confirmed
06-17 04:06 40m -9 / - F5RRS - / +3 8 Partial
06-16 03:58 40m -3 / - OK1ZJK - / -25 3 ✓ Confirmed
06-16 03:48 40m -3 / - F5RRS - / - 4 Partial
06-16 03:45 40m +1 / - F4BYA - / - 3 Partial
06-16 03:42 40m -2 / - S58MU - / -23 2 Partial
06-16 03:40 40m +12 / - DL8TV - / - 2 Partial
06-16 03:31 40m +1 / - Z34K - / - 3 Partial
06-13 04:20 40m -10 / - F4IIX - / - 4 ✓ Confirmed
06-13 04:11 40m 0 / - IQ4JO - / -9 3 ✓ Confirmed
06-13 04:04 40m +7 / - 9A4N - / -13 2 Partial
06-13 04:03 40m +1 / - IK3OGN - / - 4 Partial
06-13 04:01 40m -8 / - YO2LGK - / - 2 Partial
06-13 04:01 40m -14 / - F5PBG - / -5 4 ✓ Confirmed
06-13 03:59 40m 0 / - F4FLF - / - 3 ✓ Confirmed
06-01 04:00 20m - / -1 KC5UZI -10 / - 2 ✓ Confirmed
05-30 05:06 40m -5 / - 2E0BTX - / -11 6 ✓ Confirmed
05-30 05:02 40m -10 / - GJ0KYZ - / -5 2 ✓ Confirmed
05-30 04:59 40m -18 / - F5MNW - / -5 4 ✓ Confirmed
05-30 04:56 40m -7 / - DF1KBN - / -16 9 Partial
05-30 04:53 40m -11 / - G0BLB - / - 5 ✓ Confirmed
05-30 04:52 40m -2 / - DF1KBN - / -18 3 Partial
05-30 04:46 40m -16 / - EA6AJW - / -4 4 ✓ Confirmed
05-30 03:46 20m 0 / - SV5BYP - / -18 4 ✓ Confirmed
05-28 04:56 40m +4 / - DL5DQZ - / -21 3 ✓ Confirmed
05-28 04:47 40m -7 / - DK7ZT - / -11 5 ✓ Confirmed
05-28 04:45 40m +6 / - ON6AA - / -8 3 ✓ Confirmed
05-13 04:06 40m +4 / - GB9SOS - / -22 4 Partial
05-13 03:53 40m +4 / - EW4DX - / -21 4 Partial
05-13 03:52 40m 0 / - PC2J - / -10 3 ✓ Confirmed
05-13 03:52 40m -1 / - DK7ZT - / -8 3 Partial
05-11 22:33 20m -4 / - TY5AD - / -6 2 ✓ Confirmed
05-05 05:03 40m +2 / - DL8TV - / -16 3 Partial
05-05 05:02 40m -12 / - F4AAS/P - / - 3 Partial
05-05 05:00 40m -13 / - F1HFP - / -14 7 ✓ Confirmed
05-05 05:00 40m +8 / - IU0TPA - / - 7 Partial
05-05 04:59 40m +2 / - II2LXXA - / - 2 ✓ Confirmed
05-05 04:59 40m +9 / - DL3MIB - / - 7 Partial
05-05 04:51 40m -24 / - DK7ZT - / -7 3 Partial
05-05 04:48 40m 0 / - PD8MD - / - 2 Partial
05-05 04:45 40m -14 / - DK7ZT - / -4 4 Partial
05-05 04:45 40m +2 / - DL3MIB - / - 5 Partial
05-05 04:11 20m +5 / - OD5KU - / -18 3 ✓ Confirmed
04-28 04:19 40m +6 / - DL3MIB - / -18 5 Partial
04-28 04:17 40m -14 / - DK5ON - / -7 2 Partial
04-28 04:03 20m +6 / - RX9WN - / -13 2 ✓ Confirmed
04-28 03:58 20m -6 / - A71UN - / -6 3 ✓ Confirmed
04-28 03:52 20m -7 / - EK1KE - / -17 3 Partial
04-28 03:50 20m -17 / - YV6BXN - / -13 2 ✓ Confirmed

Station Log

40m 
UTC    dB  Freq  Message
040915  -6 1845  KC4SR F5RRS R-20 (x3)
042300  -2  379  KC4SR GW4BCF -25 (x3)
042600  +1  561  KC4SR ON3ANY -10 (x8)
045230  -6 2437  KC4SR F4LNM JN09
20m 
UTC    dB  Freq  Message
035115 +12 2397  KC4SR RX6FN LN14
041115  +4 2471  KC4SR OD5KU KM73 (x3)
223300  -4  297  KC4SR TY5AD -06 (x2)
034615  +3 1931  KC4SR SV5BYP KM46 (x4)
035945  -9 2689  Z35T KC4SR EM83
040045 -11 2689  KC5UZI KC4SR R-01 (x2)
040145  -9 2689  7Z1CE KC4SR EM83
050045 -13 2455  SV9TLU KC4SR EM83

SNR History by Band