15 MHz spectrum research

The 15 MHz band is currently providing very good signals from Asia during
our mid-afternoon, via shortpath F mode propagation on a daylight path.

This summary reveals occupancies in the window 0400 to 0500, December 16
2010, from one of my favourite field monitoring sites at the Jumping Creek
Reserve, Warrandyte State Park, 25 km east of central Melbourne.

17505 CHINA CRI-Xian Hakka
17540 CHINA CRI-Kashi Hakka
17550 CHINA CNR1-Beijing Chinese
17565 CHINA CNR1-Beijing Chinese
17595 CHINA CNR1-Shiziang Chinese
17605 CHINA CNR1-Beijing Chinese
17615 MARIANAS RFA Chinese
17625 CHINA CNR2-Beijing Chinese
17640 CHINA CRI-Xian Russian
17700 SRI LANKA DW-Trinmcomalee Russian
17710 CHINA CRI-Beijing Hakka
17715 INDIA AIR Gujarati
17725 CHINA CRI-Xian English
17740 CHINA CRI-Xian Vietnamese
17770 THAILAND RL-Udorn Russian
17800 SRI LANKA DW-Trincomalee German
17855 CHINA CRI-Beijing English
17860 THAILAND VOA-Udorn Tibetan
17880 MARIANAS RFA-Tinian Chinese
17890 CHINA CNR1-Beijing Chinese
17895 S. ARABIA BSKSA Riyadh Arabic

Note: The CNR1 and CNR2 transmissions are in-band AM DSB PTP services for
off-air relays by provincial stations throughout China.

Regards from Melbourne!

Bob Padula