Anyone know what this annoying signal is ?

[VK2FAK]

Hi all...

This was on 30m ..around the wspr and JT65 parts of the band....any ideas...

Starts small then goes wide...

[VK5EI]

Hi John,

It may be rtty or hf mailbox transmissions.

A good site for some more info

http://hfradio.org.uk/html/digital_modes.html

73

[VK2XSO]

If it was 200MHz higher I would say it was the Neighbours 30 year re-union.