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Search: Posts Made By: benravin
Forum: General Topics 11-01-2017, 02:41
Replies: 2
Views: 3,389
Posted By benravin
Hi, Thanks for sharing the docs. Please share...

Hi,

Thanks for sharing the docs. Please share the larger docs of Open source DRM DREAM to my email id

ben.alex@outlook.com

If you have any documentation on how the DREAM modules are designed...
Forum: Reception Results - Recent Posts 10-01-2017, 17:14
Replies: 1
Views: 5,237
Posted By benravin
DREAM Documentation

Hi,

I'm looking for the DREAM documentation on design and partition of DREAM open source implementation of DRM.

If anybody knows the links or documents please help me.

-ben
Forum: General Topics 10-01-2017, 17:13
Replies: 2
Views: 3,389
Posted By benravin
DREAM Documentation

Hi,

I'm looking for the DREAM documentation on design and partition of DREAM open source implementation of DRM.

If anybody knows the links or documents please help me.

-ben
Forum: Reception Results - Recent Posts 10-06-2015, 17:22
Replies: 28
Views: 17,361
Posted By benravin
Finally, yesterday midnight DRM full transmission...

Finally, yesterday midnight DRM full transmission was there and I was able to receive it perfectly and SNR was 25 dB. I guess they have increased the DRM power and replaced AM with DRM, no...
Forum: Reception Results - Recent Posts 29-05-2015, 16:05
Replies: 28
Views: 17,361
Posted By benravin
shifted PSD. -ben

shifted PSD.

-ben
Forum: Reception Results - Recent Posts 29-05-2015, 16:00
Replies: 28
Views: 17,361
Posted By benravin
Hi, Snapshot of todays reception, by changing...

Hi,

Snapshot of todays reception, by changing the input to IQ pos.
Forum: Reception Results - Recent Posts 28-05-2015, 16:55
Replies: 28
Views: 17,361
Posted By benravin
Hi Terje, In Dream how to set the center...

Hi Terje,

In Dream how to set the center frequency, it keeps moving when it is tuning. Any other open source DRM MDI parser available ?

-ben
Forum: Reception Results - Recent Posts 21-05-2015, 17:07
Replies: 28
Views: 17,361
Posted By benravin
Hi Terje, Please find the attached input...

Hi Terje,

Please find the attached input spectrum of DRM BGLR.

-ben
Forum: Reception Results - Recent Posts 16-05-2015, 13:31
Replies: 28
Views: 17,361
Posted By benravin
Hi Terje, Please find the attached SNR spectrum...

Hi Terje,

Please find the attached SNR spectrum from Dream receiver. Todays reception was P-Stereo and 23.62 kbps. Got SNR of 11 dB, but no audio so far. Any suggestion on improving the reception....
Forum: Reception Results - Recent Posts 16-05-2015, 13:20
Replies: 28
Views: 17,361
Posted By benravin
Tested AM reception at 612 kHz and it is very...

Tested AM reception at 612 kHz and it is very clear, attached AM reception screen shot. Dream version which I'm using is 2.1.1-svn808

-ben
Forum: Reception Results - Recent Posts 16-05-2015, 07:33
Replies: 28
Views: 17,361
Posted By benravin
Yes, I'm using RTL-SDR with up converter and...

Yes, I'm using RTL-SDR with up converter and using AM loop antenna. With this setup I was able to receive all DRM SW stations with 21dB SNR. I also suspect the antenna, will check with different...
Forum: Reception Results - Recent Posts 15-05-2015, 16:12
Replies: 28
Views: 17,361
Posted By benravin
Hi, I tried playing it in Dream, and it was...

Hi,

I tried playing it in Dream, and it was good. SNR 21dB. From which location in Bangalore it was recorded. I'm also trying with dream for almost a week but so far no audio. Always MSC channel is...
Forum: Reception Results - Recent Posts 15-05-2015, 15:41
Replies: 28
Views: 17,361
Posted By benravin
Today they reverted to P-Stereo AAC+ 23.62 kbps...

Today they reverted to P-Stereo AAC+ 23.62 kbps UEP

MSC WMER - 13dB, still no audio and MSC channel is always having CRC errors (red )

-ben
Forum: Reception Results - Recent Posts 15-05-2015, 15:17
Replies: 28
Views: 17,361
Posted By benravin
Somehow the attachments are not working for...

Somehow the attachments are not working for me...it gives error wrong image extension, though everything is correct
Forum: Reception Results - Recent Posts 14-05-2015, 16:41
Replies: 28
Views: 17,361
Posted By benravin
not able to attach any images....

not able to attach any images....
Forum: Reception Results - Recent Posts 14-05-2015, 16:31
Replies: 28
Views: 17,361
Posted By benravin
Hi Terje, I stay 27km away from DRM...

Hi Terje,

I stay 27km away from DRM transmission, but it covers more than 30km. Please find the attached SNR spectrum captured today.

I guess the MSC channel is always having CRC errors and is...
Forum: Reception Results - Recent Posts 13-05-2015, 17:21
Replies: 28
Views: 17,361
Posted By benravin
Hi Terje, Today they changed into Stereo AAC+...

Hi Terje,

Today they changed into Stereo AAC+ 26.48 kbps. Forget about bitrate I can't even hear a drop of audio so far. SNR has to be > 20dB for anything audible.

Please find the attached...
Forum: Reception Results - Recent Posts 11-05-2015, 03:26
Replies: 28
Views: 17,361
Posted By benravin
Hi, Just curious to know, why it is impossible...

Hi,

Just curious to know, why it is impossible with this configuration. Could you please give me the details.

-ben
Forum: Reception Results - Recent Posts 10-05-2015, 16:07
Replies: 28
Views: 17,361
Posted By benravin
DRM-Bangalore AIR 0621KHz

Please find the attached results of new DRM AIR transmission MW from Bangalore.

AAC+, 23.62 kbps UEP P-Stereo

-ben
Forum: Reception Results - Recent Posts 15-03-2015, 13:02
Replies: 486
Views: 123,927
Posted By benravin
No reception in India, Bangalore, very low SNR 8dB

No reception in India, Bangalore, very low SNR 8dB
Forum: Reception Results - Recent Posts 14-03-2015, 14:56
Replies: 165
Views: 74,261
Posted By benravin
Recpetion results from Bangalore,India 15775Khz...

Recpetion results from Bangalore,India 15775Khz DRM Vatican Radio
Forum: Reception Results - Recent Posts 14-03-2015, 14:54
Replies: 165
Views: 74,261
Posted By benravin
Today's reception results from Bangalore, India...

Today's reception results from Bangalore, India Vatican Radio 15775KHz. Around ~14dB SNR
Forum: Reception Results - Recent Posts 08-03-2015, 15:53
Replies: 165
Views: 74,261
Posted By benravin
I also received Vatican Radio here (Bangalore,...

I also received Vatican Radio here (Bangalore, India) but very low SNR around 10 dB. Audio goes ON/OFF. BTW where is the Transmitter Santa Maria ? Is it from US, California ? Is it beaming to Asia...
Forum: Reception Results - Recent Posts 08-03-2015, 15:44
Replies: 486
Views: 123,927
Posted By benravin
Which SDR you are using to receive DRM signals ? ...

Which SDR you are using to receive DRM signals ? My setup is Nooelec Nano rtl-sdr tuner and upconverter , SDR# & DREAM software all windows based. Any other Open source receiver available for DRM...
Forum: Reception Results - Recent Posts 08-03-2015, 14:13
Replies: 486
Views: 123,927
Posted By benravin
SNR-17.5 dB

SNR-17.5 dB
Showing results 1 to 25 of 34

 
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