Re: [Discuss-gnuradio] MAKING A NTSC TV RECEIVER

[CEL]

Hi Andres,

just had a short look: doesn't NTSC use a nearly 6 MHz bandwidth? 

Best regards,
Marcus

On Thu, 2018-08-23 at 23:33 +0000, Andres Campos Santana wrote:
> Hello everyone.
> 
> I am trying to make a NTSC TV receiver I watched in github (https://g
> ithub.com/kik/sdr-tv) but I can't receive any TV image.
> 
> First of all, I'm using Ubuntu 16.04, the RTL2832U dongle, and GRC
> using Pybombs (version 3.7.12.0). I don't know if I made something
> wrong in the process of creating the crt_f block but I think the
> program is running in a normal way just I can't watch any channel.
> The crt_f block is in a other module (pruebas) because I was not able
> to create the ntsc module following the same steps to making grc
> blocks.
> 
> The only thing I change in the program was the Channel Chooser
> because in South America we use different frequencies than Japan
> (55.25Mhz, 61, 25Mhz, 67.25Mhz, 77.25Mhz, etc...).
> 
> I really don't know what I can change in the program for watching the
> channels so I will appreciate your help if any of you have tried to
> do a TV analog receiver using grc and the RTL2832U dongle. I'm
> sharing with you the captures about what I made. Thanks.
> 
> 
> 
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