[A-DX] 2014-11-15 17860 kHz 16-16.30z VoA Radiogram O=4
RogerMo Nov 24 12:41:35 CET 2014
- Vorherige Nachricht: [A-DX] LOG: 2014-11-15 17860 kHz 16-16.30z VoA Radiogram O=4
- Nächste Nachricht: [A-DX] Log: ELWA 4760 kHz, E, fv, MX O=2-3
- Nachrichten sortiert nach: [ Datum ] [ Thema ] [ Betreff (Subject) ] [ Autor ]
Am 23.11.2014 um 14:56 schrieb VOA Radiogram: > Hello Roger, > Thank you for this report. > Yes, the audio harmonics are much more noticeable with the digital modes than with voice broadcasts. ------------------------------------------------------------------------ http://www.rhci-online.de/files/2014-11-15_VoA-radiogram_Studio1.png 1500 Hz ===> 2x Δ ~ 17 db 1500 Hz ===> 3x Δ ~ 25 db For a digital mode with a good error correction, this should be enough - I think. With a wider transmission channel (2 or 2.4 kHz) the protection against selective fading is also improved. ------------------------------------------------------------------------ Here's my Radiogram-report from last weekend: http://www.rhci-online.de/VoA_Radiogram_2014-11-22.htm For the correct display of such tables should be used "fixed width fonts" in FLDIGI. I use COURIER. I hope this mail program does not change the formatting +-------------------------+--------------+ |TV | 124 million | +----------------------------------------+ |Radio | 111 million | +----------------------------------------+ |Internet | 25 million | +----------------------------------------+ |Unduplicated Audience | | |Across All Media | 215 million | +-------------------------+--------------+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ http://www.cfcl.com/vlb/h/fontmono.html ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ roger
- Vorherige Nachricht: [A-DX] LOG: 2014-11-15 17860 kHz 16-16.30z VoA Radiogram O=4
- Nächste Nachricht: [A-DX] Log: ELWA 4760 kHz, E, fv, MX O=2-3
- Nachrichten sortiert nach: [ Datum ] [ Thema ] [ Betreff (Subject)] [ Autor ]