HFU HF Underground

Loggings => HF Mystery Signals => Topic started by: Skipmuck on April 09, 2016, 0042 UTC

Title: UNID ascending tone ending in ZZZT sound on 6800 KHZ 0024-0030 UTC Apr 9, 2016
Post by: Skipmuck on April 09, 2016, 0042 UTC

Can anybody tell me what this is?  ???

Title: Re: UNID ascending tone ending in ZZZT sound on 6800 KHZ 0024-0030 UTC Apr 9, 2016
Post by: Token on April 09, 2016, 0343 UTC

This is the slowest speed, most robust, mode of the PACTOR IV modem.  This is the 2-tone chirp mode of PACTOR IV.

T!

Title: Re: UNID ascending tone ending in ZZZT sound on 6800 KHZ 0024-0030 UTC Apr 9, 2016
Post by: Skipmuck on April 09, 2016, 1234 UTC

Thanks Token!