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Topic: SDR -- a Simple and effective radio for anyone !!!

Author Post

jan42

5 posts

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Read post 17-08-2009 18:55

sorry I am a little late, if you are still interested I'll send it to ?

all the best
jan

HondaRebel

2 posts

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Read post 15-08-2010 20:01

Hi,

I have problems to get the USB SDR to work under Linux (Ubuntu 10.4). I've installed latest libhamlib and libusb as well as libftdi, but Dream is not able to change the frequency. Is there any special trick in configuring hamlib? Thought it would be fine just out of the box. The hardware is OK, anything works fine under windows. Any hint for me? Would be great to get it running....

Fred (HondaRebel)

Post edited by HondaRebel on 15-08-2010 20:03

jan42

5 posts

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Read post 16-08-2010 08:55

I am not familiar with dream, but I do know that the USB port needs the receiver progrtam to be run with sudo.
My experience with hamlib/libusb/libtdi are good
Addressing the filter (december 2009) is afaik not included, so for my simple receiver I rewrote the usb handling.

best
jan

HondaRebel

2 posts

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Read post 16-08-2010 21:14

Hello Jan42,

Thanks a lot, you gave me the absolute helpful hint. Running Dream with root rights solved the problem and now its working. I was even not thinking one second that the program will need root rights for the USB port and was trying so much different things in countless hours....thanks again.

Cheers

SkyViewer

2 posts

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Read post 14-08-2011 04:14

Can anyone tell me the bandwidth available for the SDR. It appears to be 10's of KHz. Is it per chance 1-10 MHz?

jan42

5 posts

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Read post 14-08-2011 13:26

Its not completely clear what you mean. I am using the elektor SDR for a couple of years now, there is no problem in working with a 192k bandwidth (input to my computer), needed for demodulating stereo fm with rds.


best
jan42

SkyViewer

2 posts

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Read post 15-08-2011 00:07

I think you answered the question...the answer being 192kHz. I was hoping for at least 1MHz. Is there any way to increase it to 1MHz? I was hoping to use this nice little unit for doing some Jupiter observations and look for "Faraday Lanes". This requires me to be tuned to 20.1 MHz and have +/- .5 MHz on each side that I can FFT for power(Freq) vs time so see the phenomenon.

willi

1 post

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Read post 21-01-2012 14:52

Hello Mike,
well long time ago since you posted this wunderful blog.

Just a simle question:

Which PACTEC PCB case did you use...
Searched for hours but didn't find it any more.

Thank you...

n2eab

5 posts

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Read post 22-01-2012 13:53

The Pactec case seen in the photos was from a printer interface designed for the Commodore 64 computer.

A neighbor was discarding it and I thought better if it were to be recycled and put to good use.

There is no Pactec model number stamped anywhere on the case which may have been proprietary to this particular product.

The brass faceplate and L-brackets were fashioned from materials purchased from a local hobby shop.

Mike

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