52 Week Ham Radio Challenge 2025 - Week 4: Research the history of your callsign!
Challenge for 2025-01-20 - 2025-01-26:
Category: 🧑🤝🧑 - Difficulty: 🟠
Research the history of your callsign!
- Did your callsign have a previous owner?
- When were callsigns with the prefix you use first issued?
- In how far does your callsign indicate your geographical location?
Toots mentioning this challenge
(the table is just for testing purposes - no real data yet)
| Date | User | User score | Status | Toot summary & link |
|---|
| 2025-01-01 | @dj5cw@darc.de | 34 | Success | I solved the challenge .... |
| 2025-01-01 | @bozo@invalid.invalid | 0 | Working on it... | I cannot figure this out! |
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