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M0ICR – Radio and Electronics

The radio and electronics blog of Carl Ratcliffe, M0ICR

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Month: July 2023

Rebuilt my Ultimate 3 WSPR beacon

Tested only on 20m and 40m so far. 200mW power. Pretty cool to be heard in Australia on 0.2W, huh!

This Ultimate 3 is based on the mostly completed one I picked up at the Newbury Rally.

Posted on July 7, 2023July 7, 2023 by Carl RatcliffePosted in Uncategorized
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Recent posts

  • Drowned Rats win the RSGB 2023 2m Trophy Contest! September 27, 2023
  • UK Bunkers on the Air September 27, 2023
  • Rebuilt my Ultimate 3 WSPR beacon July 7, 2023
  • Newbury Rally June 25, 2023
  • eQSL from Japan ‘namesake’ JA4ICR June 3, 2023

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RSS RSGB news feed

  • RadCom Basics, No. 36, September 2023 September 27, 2023
  • RadCom Basics, July 2023, Edition 35 September 27, 2023
  • Discussion with the Board at the RSGB Convention September 27, 2023
  • VirusPerpleXed Bug CW Key used by auction winner September 26, 2023
  • Norman Keith Adams Prize September 26, 2023


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