Awards
Hint 5
hints
Hint for ISM bands Part 2
-10
Hint 3
hints
Hint for Nothing but noise
-10
Solves
| Challenge | Category | Value | Time |
| Nothing but noise | Miscellaneous | 150 | |
| Ionospheric science | SDR trivia | 10 | |
| RFI | Miscellaneous | 100 | |
| Broadcast bands Part 4 | On the broadcast bands | 150 | |
| Broadcast bands Part 3 | On the broadcast bands | 75 | |
| Broadcast bands Part 1 | On the broadcast bands | 75 | |
| Broadcast bands Part 2 | On the broadcast bands | 75 | |
| Data corruption 4 | Data corruption? | 60 | |
| Data corruption 3 | Data corruption? | 60 | |
| Data corruption 1 | Data corruption? | 40 | |
| Data corruption 2 | Data corruption? | 40 | |
| Data corruption 6 | Data corruption? | 15 | |
| Signal 1 bonus | Signal identification | 25 | |
| Appalachia 4 | Appalachia | 73 | |
| Appalachia 2 | Appalachia | 37 | |
| Appalachia 1 | Appalachia | 29 | |
| Appalachia 0 | Appalachia | 13 | |
| Signal 5 bonus | Signal identification | 10 | |
| Signal 7 | Signal identification | 75 | |
| Appalachia 3 | Appalachia | 41 | |
| Signal 5 | Signal identification | 60 | |
| Signal 3 bonus | Signal identification | 10 | |
| Signal 6 bonus | Signal identification | 10 | |
| Signal 6 | Signal identification | 75 | |
| How many milliBalints? | SDR trivia | 10 | |
| Signal 3 | Signal identification | 50 | |
| Signal 2 | Signal identification | 25 | |
| Signal 1 | Signal identification | 25 | |
| ISM bands Part 3 | On the ISM bands | 100 | |
| ISM bands Part 1 | On the ISM bands | 25 | |
| SigMF 4 | SigMF | 40 | |
| SigMF 3 | SigMF | 15 | |
| SigMF 2 | SigMF | 15 | |
| SigMF 1 | SigMF | 15 | |
| Question 9 | Knoxville trivia | 7 | |
| Question 8 | Knoxville trivia | 7 | |
| Question 7 | Knoxville trivia | 7 | |
| Question 6 | Knoxville trivia | 7 | |
| Question 4 | Knoxville trivia | 7 | |
| Question 3 | Knoxville trivia | 7 | |
| Question 2 | Knoxville trivia | 7 | |
| Question 1 | Knoxville trivia | 7 | |
| Question 0 | Knoxville trivia | 7 | |
| Real release | SDR trivia | 10 | |
| Pilot | SDR trivia | 25 | |
| John Mastodon | SDR trivia | 10 | |
| The Matrix | SDR trivia | 10 | |
| Spaaaaaaaaaace! | SDR trivia | 10 | |
| The rules | Intro | 5 |