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Forum: Reception Results - Recent Posts 09-04-2020, 03:14
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's reception report.

Using a sloping long wire as the antenna.

Attachment 1: Longest audio period (2H 11m) not interrupted by a DReaM crash.

The signal faded in and out later in the evening...
Forum: Reception Results - Recent Posts 06-04-2020, 02:17
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's reception report.

I raised the remains of the wire antenna about 2M above the ground as a temporary improvement. :rolleyes:

Attachment 1: Longest audio period (2H 26m) not interrupted by a...
Forum: Reception Results - Recent Posts 04-04-2020, 23:09
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's reception report.

The received signal was very stable during the afternoon (see Attachment 1) and then it wasn't (see Attachment 2).
Forum: Reception Results - Recent Posts 04-04-2020, 02:13
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's reception report.

Attachment 1: Longest audio period (1H 01m) not interrupted by a DReaM crash.

Attachment 2: End of received transmission(1H 04m) - not sure the exact time when the...
Forum: Reception Results - Recent Posts 03-04-2020, 02:23
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's reception report.

The signal strength was up and down with results as shown in (Attachments 1 & 2).
Forum: Reception Results - Recent Posts 31-03-2020, 03:15
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's reception report.

Attachments 1 & 2: The two longest audio periods (2H 27m, 1H 11m) not interrupted by a DReaM software crash.
Forum: Reception Results - Recent Posts 29-03-2020, 02:26
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's reception report.

Attachment 1: Longest audio period (1H 19m) not interrupted by a DReaM software crash.

Attachment 2: The last 44 minutes of transmission.

Interestingly the received...
Forum: Reception Results - Recent Posts 27-03-2020, 23:57
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's reception report.

Longest uninterrupted period (1H 50m) between DReaM crashes.
Forum: Reception Results - Recent Posts 27-03-2020, 01:31
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's reception report.

The (local) afternoon signal strengths were low (presumably the skip was going long) varying from S9 down to S6 and causing DReaM to crash many times during this time...
Forum: Reception Results - Recent Posts 25-03-2020, 23:59
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's reception report.

Attachment 1: Longest audio period (1H 34m) not interrupted by a DReaM crash.

Attachment 2: End of received transmission(1H 08m).

Weird how the received signal strength...
Forum: Reception Results - Recent Posts 25-03-2020, 00:01
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's reception report.

At around 2000z the signal went through a period of fading and the decoded error rate increased resulting in a DReaM crash.

The last hour of the received transmission was...
Forum: Reception Results - Recent Posts 24-03-2020, 01:09
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's reception report.

Attachment 1: Longest audio period (1H 21m) not interrupted by a DReaM crash.

Attachment 2: Log of the last received signal and before last DReaM crash.
Forum: Reception Results - Recent Posts 22-03-2020, 23:24
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's reception report.

For some reason there were many software DReaM crashes. Two plots attached, one earlier in the afternoon, and the other, just before the signal dropped out completely at...
Forum: Reception Results - Recent Posts 22-03-2020, 02:13
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's reception report.

Thanks again to Terje who has been working on xHE-AAC updates to the DRM Log Plotter (Beta).

Attachment 1: Longest uninterrupted period (3H 01m) between DReaM...
Forum: Reception Results - Recent Posts 21-03-2020, 00:05
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's reception report.

Longest uninterrupted period (2H 52m) between DReaM crashes.
Forum: Reception Results - Recent Posts 20-03-2020, 14:16
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Yesterday's reception report (5H10m before DReaM crash).
Forum: Reception Results - Recent Posts 19-03-2020, 01:42
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's reception report.

Attachment 1: Longest audio period (2H 38m) not interrupted by a DReaM crash.

Attachment 2: Log of the last received signal and end of transmission.
Forum: Reception Results - Recent Posts 18-03-2020, 01:31
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's reception report.

Attachment 1: Longest audio period (2H 37m) not interrupted by a DReaM crash.

Attachment 2: Log of the last (1H 11m) of received signal before DReaM crash 1 hour before...
Forum: Reception Results - Recent Posts 17-03-2020, 01:25
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's SNR reception report.

As the latest DReaM software tends to crash, I used the earlier version (that does not decode xHE-AAC) to show the SNR (red line) for the entire 1700 - 0200z...
Forum: General Topics 16-03-2020, 16:26
Replies: 7
Views: 317
Posted By AF4MP
No. AAC (Advance Audio Coding) is one of the...

No. AAC (Advance Audio Coding) is one of the audio coding format standards.

Very simply, HE-AAC (High Efficiency Advance Audio Coding) is an upgrade to AAC. This is sometimes termed AAC+.

xHE-AAC...
Forum: Reception Results - Recent Posts 15-03-2020, 21:41
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's reception report.

A 1H52m reception report (longest uninterrupted).
Forum: Reception Results - Recent Posts 15-03-2020, 00:14
Replies: 39
Views: 1,462
Posted By AF4MP
Today's reception report. Attachment 1: Longest...

Today's reception report.

Attachment 1: Longest audio period (1H 22 min) not interrupted by a DReaM crash.

Attachment 2: Log of the last 1H 35m of the signal as received by a nearby KiwiSDR web...
Forum: Reception Results - Recent Posts 13-03-2020, 23:25
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's reception report.

A 5H33m uninterrupted log!

Local receiver sunset is 2344z. At about 2320z the signal started experiencing cyclic fading from the nominal S9+10dB down to S7 or lower, and...
Forum: Soundcard Issues 12-03-2020, 23:40
Replies: 4
Views: 280
Posted By AF4MP
My apologies; I knew that you would have first...

My apologies; I knew that you would have first carried out a reboot.
Forum: Reception Results - Recent Posts 12-03-2020, 23:20
Replies: 39
Views: 1,462
Posted By AF4MP
VOA Radio Marti DRM 7345 kHz

Today's reception report.

A 37 min reception report (longest uninterrupted).
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