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Showing posts with label WBHF. Show all posts
Showing posts with label WBHF. Show all posts
16 July 2024

MS-110D App.D (WBHF) transmissions, Collins Aerospace over-the-air testing? (2)

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Yet another MS-110D sample [1] transmitted from Oxford Junction (IA) site, recorded on 19825.7 KHz/USB and sent me by my friend linkz : this...
25 June 2024

MS-110D App.D (WBHF) transmissions, Collins Aerospace over-the-air testing?

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Wideband transmission heard a few days ago on 19829.0 KHz (cf) around 1713Z, the recording was kindly sent to me by my friend linkz who als...
1 comment:
7 September 2022

Harris wideband operations (a bit "intruding" within the 7 MHz HAM band)

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Wideband activity was heard at the end of August around 7 MHz (figure 1) using mainly Romanian and Greek KiwiSDR receivers, my friend Karapu...
8 January 2021

Fast WALE (4G-ALE) and wide band traffic (WBHF)

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Thanks to a reporting of my friend Martin G8JNJ, on 4744.0 KHz - mostly in the morning -  it is possible to receive transmissions which use ...
21 September 2020

48 KBaud OQPSK unid wideband transmissions

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This post originates from an email from my friend KE9NS Darrin who noticed  a strange transmission around 6.8 MHz with an occupied bandwidth...
1 comment:
12 February 2020

Interesting MS-110D App.D (WBHF) traffic

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Interesting traffic heard on 5750 KHz/USB and picked up thanks to the  UK KiwiSDR owned by G8JNJ. Most of the signals are definitely...
16 April 2019

Harris wideband operations, WHARQ and WBALE waveforms (2)

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Recently we had the chance to monitor and record the wideband transmissions on 7.9 MHz thanks to the use of four fairly close togethe...
6 comments:
15 March 2019

Harris WB operations and UK MoD XMPP over HF: interesting confirmations

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Reading the Harris and Isode-Babcock presentations at the recent HFIA Meeting in San Diego, CA (February 14, 2019) I had an interesting fe...