Ancient first Trans-Atlantic contact made on 432 MHz

On Tuesday the 7th of April 2020, a remarkable contact was made on the FT8 digital mode on 432 MHz between D4VHF on the Cape Verde Islands off the...
Ancient first Trans-Atlantic contact made on 432 MHz

On Tuesday the seventh of April 2020, a outstanding contact turned into made on the FT8 digital mode on 432 MHz between D4VHF on the Cape Verde Islands off the hover of Africa and FG8OJ in Guadeloupe within the Caribbean.

This turned into the distinguished 70cms trans-Atlantic contact without the usage of satellites or the moon. Basically the likely mode of propagation turned into marine ducting with the stamp being trapped shut to the ocean.

It is a mask shot showing the FT8 contact which turned into roughly 3,867 kms in length.

For the historic UHF contact, FG8OJ turned into the usage of 100 watts from an ICOM IC-9700 into an 18-ingredient Yagi antenna.

In step with the tropo forecast by Pascal, F5LEN, the stipulations all over the Atlantic were truly actual…

It be attention-grabbing to show mask that the 432 MHz stamp from Cape Verde turned into first heard by 9Y4D in Trinidad on Monday the sixth of April 2020 at 18: 48 UTC but no contact turned into made.

The gap from D4VHF to 9Y4D is even extra at 4,006 kms.

432 MHz…

8th Apr 2020


Rcvr Band Mode Distance Time (UTC)


9Y4D 70cm FT8 4006 km 18: 31: 14


9Y4D 70cm FT8 4006 km 13: 23: 14





seventh apr 2020


Rcvr Band Mode Distance Time (UTC)


FG8OJ 70cm FT8 3867 km 23: 35: 14

Ongoing…

Learn Extra

Categories
Internet of Things
No Comment

Leave a Reply

*

*

RELATED BY