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Friday, December 10, 2010

Spectrum Research from Olinda Forest

This is a summary of spectrum research on 9 MHz and 13 MHz on December 9,
2010, from one of my favourite field monitoring locations in the Olinda
Forest, Dandenong Ranges National Park, 40 km east of central Melbourne, in
the mid-afternoon.

The actual site was on the Olinda Creek Rd, at the junction of Management
Road 13, not far from the Silvan Reservoir.

Minimal power line noise!

Good shortpath (sunlit) propagation from Asia and Americas, and longpath
(night - moonlight) from Europe, Africa, and Middle East.

The exotic Asian Daytime Specialized summer propagation mode has still not

9475 TAJIKISTAN VOR Dushanbe Spanish 0410
9560 ETHIOPIA V. of Peace, Addis Ababa, Tigrinya to 0430*
9595 INDIA AIR Urdu to 0430*
9750 MALAYSIA V. of Malaysia, Kajang, Malay 0400
9760 GERMANY RFE-Lampertheim Russian 0430
9805 FRANCE RFI Issoudin English 0420
9850 VIETNAM VOV nat net 0430 ("choppy" E-mode propagation)
9875 VIETNAM VOV dialects net *0400 ("choppy" E-mode propagation)
13670 CHINA Xizang PBS, Urumqi, Uyghur 0420
13680 IRAN VOIRI Swahili 0415
13800 TAIWAN Obscure and rarely heard regional broadcaster, Chinese 0420,
carries long renditions of classical Chinese opera!


Bob Padula

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