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Search: Posts Made By: AF4MP
Forum: Reception Results - Recent Posts 14-10-2018, 10:45
Replies: 1,436
Views: 242,682
Posted By AF4MP
BBC 3955 KHz reception near Atlanta, Georgia, USA

The overnight reception (from the back of the beam) - 5.59% audio decoded, 15.72 dB max SNR.
Forum: Reception Results - Recent Posts 05-10-2018, 18:44
Replies: 159
Views: 8,715
Posted By AF4MP
WINB audio versus WJHR

The WINB received audio bandwidth is less than 4kHz.

Sometime ago, in another thread, I argued that if the resultant decoded DRM audio is of such low fidelity, the broadcaster would probably do...
Forum: Reception Results - Recent Posts 03-10-2018, 17:55
Replies: 159
Views: 8,715
Posted By AF4MP
Yes, that is another big problem! The AWR 250...

Yes, that is another big problem!

The AWR 250 Kw transmission from Nauen, followed by the 500 Kw RFI broadcast from Issoudun, all on the same 15670 kHz frequency, does not exactly help the WINB...
Forum: Reception Results - Recent Posts 03-10-2018, 17:46
Replies: 159
Views: 8,715
Posted By AF4MP
The WWCR transmitter runs 100 Kw to a similar...

The WWCR transmitter runs 100 Kw to a similar type Rhombic antenna that is used at WINB. Except that the WWCR's Rhombic is not terminated.

The WWCR signal should therefore be at least 10 dB stronger...
Forum: Reception Results - Recent Posts 03-10-2018, 14:20
Replies: 159
Views: 8,715
Posted By AF4MP
The attachment shows the spectral view of the...

The attachment shows the spectral view of the WINB combo signal on 15670 kHz being received by an Italian KiwiSDR web receiver (just a few minutes ago).
Forum: Reception Results - Recent Posts 02-10-2018, 22:16
Replies: 159
Views: 8,715
Posted By AF4MP
My long-winded message (two messages ago) shows...

My long-winded message (two messages ago) shows that they were transmitting yesterday and being received in California. I did not check today.
Forum: Reception Results - Recent Posts 01-10-2018, 23:45
Replies: 159
Views: 8,715
Posted By AF4MP
WINB 15670 kHz KiwiSDR Reception at Point Reyes National Park, CA

VOACAP indicates that reception of the WINB DRM portion of the datacasting combo should be a little better this month ( 1700z attachment 1).

The strongest signal (colour white = S9 + 10 dB) is off...
Forum: Reception Results - Recent Posts 23-09-2018, 19:57
Replies: 5
Views: 5,060
Posted By AF4MP
15785 kHz Journaline

Received, this afternoon, via the KiwiSDR in Nuernberg, Germany.

The 15785 kHz Journaline service is working (see attached).
Forum: Reception Results - Recent Posts 19-09-2018, 15:11
Replies: 159
Views: 8,715
Posted By AF4MP
Marcel, Merci. A good example of how poor...

Marcel,

Merci.

A good example of how poor this broadcast sounds!
Forum: Reception Results - Recent Posts 17-09-2018, 16:54
Replies: 159
Views: 8,715
Posted By AF4MP
Reception of WINB's DRM portion of their signal,...

Reception of WINB's DRM portion of their signal, in Europe, continues to be difficult. The best reception (if you can call it that) by KiwiSDR web receivers is those that utilize good antennas and...
Forum: Reception Results - Recent Posts 07-09-2018, 16:00
Replies: 159
Views: 8,715
Posted By AF4MP
I doubt it. Moving a Rhombic antenna is not a...

I doubt it. Moving a Rhombic antenna is not a trivial task!

WINB is transmitting with an output power of 10 KW (according to the FCC filing) and that power is split between the Datacasting and DRM...
Forum: Reception Results - Recent Posts 05-09-2018, 23:59
Replies: 5
Views: 538
Posted By AF4MP
Go to message #2 on the thread...

Go to message #2 on the thread http://www.drmrx.org/forum/showthread.php?t=2812
Forum: Reception Results - Recent Posts 27-08-2018, 22:57
Replies: 20
Views: 1,319
Posted By AF4MP
Nous devrons attendre et voire...

Nous devrons attendre et voire...
Forum: Reception Results - Recent Posts 26-08-2018, 02:27
Replies: 20
Views: 1,319
Posted By AF4MP
Although the KiwiSDR TDoA shows the transmitter...

Although the KiwiSDR TDoA shows the transmitter location as Switzerland, the Principality of Liechtenstein is only 30 or so kilometers to the north and close enough to the DF circles, to make that...
Forum: Reception Results - Recent Posts 26-08-2018, 02:10
Replies: 20
Views: 1,319
Posted By AF4MP
In fact Marcel's screen ID does show B/10 kHz as...

In fact Marcel's screen ID does show B/10 kHz as the Mode/Bandwidth (see attachment).
Forum: Reception Results - Recent Posts 26-08-2018, 02:00
Replies: 20
Views: 1,319
Posted By AF4MP
Interesting, 'cos at the time I was trying to DF...

Interesting, 'cos at the time I was trying to DF the signal the spectrum looked like normal 10 kHz DRM.

Marcel's SODIRA scan also shows a normal type DRM signal but perhaps 9 kHz or a little less...
Forum: Reception Results - Recent Posts 25-08-2018, 23:01
Replies: 422
Views: 33,684
Posted By AF4MP
Radio Kuwait 15540 kHz Reception near Atlanta, Georgia, USA

This afternoon's reception - 26.89% audio decoded, 18.65 dB max SNR.

The receive antenna was damaged by a storm recently and half of it is laying on the ground.
Forum: Reception Results - Recent Posts 25-08-2018, 20:20
Replies: 20
Views: 1,319
Posted By AF4MP
KiwiSDR direction finding via TDoA puts the...

KiwiSDR direction finding via TDoA puts the transmitter somewhere in the Alps of SE Switzerland near the border of NW Italy at approximately 46.35 deg N, 9.70 deg E.
Forum: Reception Results - Recent Posts 25-08-2018, 12:07
Replies: 1,436
Views: 242,682
Posted By AF4MP
BBC 3955 KHz reception near Atlanta, Georgia, USA

The overnight reception (from the back of the beam) - 43.92% audio decoded, 17.60 dB max SNR.

Excellent conditions and good reception despite half of the antenna lying on the ground after the last...
Forum: Reception Results - Recent Posts 22-08-2018, 20:07
Replies: 8
Views: 689
Posted By AF4MP
No, unfortunately the current version of Dream...

No, unfortunately the current version of Dream does not have xHE-AAC decoding capability.

That is not exactly the fault of Dream as it is that the decoder supplier Fraunhofer IIS has not yet made...
Forum: Reception Results - Recent Posts 18-08-2018, 15:13
Replies: 8
Views: 689
Posted By AF4MP
Hi Alex, My apologies you are...

Hi Alex,

My apologies you are correct!

http://www.asiaradiotoday.com/news/abu-dhabi-get-first-drm-station
Forum: Reception Results - Recent Posts 17-08-2018, 23:20
Replies: 8
Views: 689
Posted By AF4MP
Hi Alex, That must be the 810 kHz transmission...

Hi Alex,

That must be the 810 kHz transmission from Jabalpur a city located in the central part of India. "Pravasi Bharathi" is an Indian program.

Just like the 828 kHz DRM transmission in Delhi,...
Forum: Reception Results - Recent Posts 17-08-2018, 22:33
Replies: 159
Views: 8,715
Posted By AF4MP
Hi Alan, Although the WINB datacasting is half...

Hi Alan,

Although the WINB datacasting is half the bandwidth of its transmitted signal it is not actually part of the DRM transmission. The datacasting, interestingly, has not been publicly...
Forum: Reception Results - Recent Posts 17-08-2018, 15:08
Replies: 86
Views: 4,401
Posted By AF4MP
China 6030 kHz KiwiSDR reception Yokohama, Japan

Today's reception via the KiwiSDR web receiver in Yokohama, Japan. Audio decoding was 83.12% for the hour and then the auto time-out switched off the internet feed.

The transmitting antenna,...
Forum: Reception Results - Recent Posts 14-08-2018, 14:34
Replies: 159
Views: 8,715
Posted By AF4MP
Hi Alan, With this WINB datacasting in mind,...

Hi Alan,

With this WINB datacasting in mind, you might be interested in the following link which is Part 1 of a series of blogs describing the recent use of shortwave radio for high speed...
Showing results 1 to 25 of 500

 
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