Re: laptop SDR power up
I'll answer my own question here.....it seems to fix the problem and I
am now working on the latest files as well.
Stan Rife
W5EWA
Houston, TX
K2 S/N 4216
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Stan Rife <srife@...>
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#372
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Re: laptop SDR power up
Wow, I'm jealous, now you can quit your job and work full time for the PowerSDR for SoftRock test team!
I hear the pay is fantastic, you know how these Open Software projects are, no expenses are too
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KD5NWA <KD5NWA@...>
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#371
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Re: laptop SDR power up
Hmmm, is that a good fix, Tony??
Stan Rife
W5EWA
Houston, TX
K2 S/N 4216
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Stan Rife <srife@...>
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#370
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Re: laptop SDR power up
I'm just going to run the August version, Bill, until you get it figured
out. I'm having the same problem. Re-dumping the 08-17 files back in the
Flex folder fixes it for me. The 20050817 runs
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Stan Rife <srife@...>
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#369
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Image problems
I'm using I2PHD software and can only null the image one one side of
zero (center) As I swing generator through zero to other side of
center the image reappears i've tried swapping I&Q channels but
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joe price <joeprice@...>
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#368
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Re: SoftRock Filter Sweep photos uploaded.
That was my plan for the next logical step, Tony. Hope to have some
interesting data tomorrow on that. I'll wind a new (standard ratio)
T1 and put it on a piece of perfboard to attach to my SR80
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Bruce Beford <bruce.beford@...>
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#367
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Re: SoftRock Filter Sweep photos uploaded.
Hi Bruce,
It would be very interesting to see what the Z input is at the primary of T1 when the oscillator is stopped. Can you make this measurement with the BPF disconnected from T1? With the
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Tony Parks <raparks@...>
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#366
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SoftRock Filter Sweep photos uploaded.
Hello everyone.
I have uploaded 4 new photos to the N1RX photo folder. These show
sweep results using an AmQRP Micro908 Antenna Analyzer on the
SoftRock. There are two pictures each for a SoftRock40
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Bruce Beford <bruce.beford@...>
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#365
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Re: ANTENNA INPUT CHARACTERIZATION
First off, I have to apologize for sending the pdf to the list, I meant to send that by private mail to Tony. Haste makes waste. Thanks to all who didn't yell at me for sending an attachment to the
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KY1K <ky1k@...>
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#364
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Re: ANTENNA INPUT CHARACTERIZATION
Hi Art,
I have copied the paragraphs below from one of my earlier postings. Problems with the transformer have been common with the SoftRock and can result in low sensitivity. I am unable to make
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Tony Parks <raparks@...>
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#363
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Re: ANTENNA INPUT CHARACTERIZATION
Hit the return button on that one a little too fast, sorry.
Anyway, I'm hoping you can shed some light on the antenna input numbers...whether you think the variance could be the problem, or is it
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KY1K <ky1k@...>
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#362
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Re: ANTENNA INPUT CHARACTERIZATION
Thanks Tony,
I'm plugging away at it, making some progress. I'm not sure if I can evaluate the I/Q analog outputs without a sound card that has a stereo input, which is what have at the moment. House
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KY1K <ky1k@...>
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#361
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Re: ANTENNA INPUT CHARACTERIZATION
Hi Art,
Not sure I understand your table of data. However, I would be happy to give you a telepone call and see if we can track down the problem with your SoftRock. I have worked with a number of
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Tony Parks <raparks@...>
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#360
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ANTENNA INPUT CHARACTERIZATION
Greetings all,
As previously reported, my softrock is dead-has to be a bone crushing+ loud signal to be heard. But, the output level to the sound card appears identical compared with my borrowed and
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KY1K <ky1k@...>
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#359
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SR-40 Packaged and Running
SR-40 Folks,
The SR-40 is packaged, wired and is working thanks to some great help from folks on the lists. This thing is a great way to gain some familiarity with SDR operation.
I've updated the
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Chuck Carpenter <w5usj@...>
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#358
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It's working!
Hi Bill, Tony and eveyone else,
I tried it with my wife's new vaio laptop and I am able to null the image
down into the noise! So it looks like my Softrock hardware is fine and it
is an issue with
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Chris Waldrup <kd4pbj@...>
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#357
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Re: It's Working -- Sorta [Tuning ]
I'm hoping to get mine working later this morning, then I will start building a second one for 8830MHz
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KD5NWA <KD5NWA@...>
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#356
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Re: It's Working -- Sorta [Tuning ]
Cecil,
Thanks -- that did it. Things get easier once you understand them...[g]
Much appreciated and having fun!
Going to get it calibrated now.
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Chuck Carpenter <w5usj@...>
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#355
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Re: laptop SDR power up
Hi Tony,
Disable PTT wasn't checked and when I checked it that fixed this problem. Now on to trying the SR40 on the laptop!
Chris
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Chris Waldrup <kd4pbj@...>
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#354
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Re: It's Working -- Sorta
Tuning;
Put your mouse cursor in the pan-adaptor screen, right click the mouse, it will show cross hairs on the cursor.
Put the mouse cursor on a desired signal, click with the left button, bingo you
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KD5NWA <KD5NWA@...>
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#353
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