marxy's musing on technology

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Built the QRPKits BLT+ Z-match antenna tuner

Posted: 13 Feb 2021 03:10 PM PST
http://blog.marxy.org/2021/02/built-...nna-tuner.html

Locked down here in Melbourne it seemed like a good time to build a little
antenna tuner. This is the Balanced Line Tuner Plus (BLT+) from Pacific
Antenna or QRPKits.As the radios I'll be using this have built-in SWR
measurement I chose not to build the LED SWR indicator that's included.The
kit went together easily and the case is really excellent.The manual, with
circuit diagram, is available

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China's BBC ban reminds us of the value of shortwave

Posted: 12 Feb 2021 04:40 PM PST
http://blog.marxy.org/2021/02/chinas...-value-of.html

China's announcement this week that the BBC World News TV channel will be
blockedÂ*is another reminder that modern content distribution technologies,
those that use the internet, have made censorship easier rather than
harder.When I worked in Hong Kong for CNN we knew that the satellite
downlink for distribution of the TV signal in China went through a party
controlled facility and that if the