40meter qrm from china

526 views · Published 26 December 2009 · 2:53 · Indexed 22 September 2026

Channel: VK3HAU · 2009 · Science & Technology

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From about 7.142mhz to above the ham band Chinese AM radio stations hit over 40dB plus preamp off 60dB with preamp on, at 
1200UTC on 26/12/2009.

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