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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
By Stan Rife <srife@...> · #372 ·
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
By KD5NWA <KD5NWA@...> · #371 ·
Re: laptop SDR power up
Hmmm, is that a good fix, Tony?? Stan Rife W5EWA Houston, TX K2 S/N 4216
By Stan Rife <srife@...> · #370 ·
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
By Stan Rife <srife@...> · #369 ·
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
By joe price <joeprice@...> · #368 ·
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
By Bruce Beford <bruce.beford@...> · #367 ·
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
By Tony Parks <raparks@...> · #366 ·
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
By Bruce Beford <bruce.beford@...> · #365 ·
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
By KY1K <ky1k@...> · #364 ·
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
By Tony Parks <raparks@...> · #363 ·
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
By KY1K <ky1k@...> · #362 ·
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
By KY1K <ky1k@...> · #361 ·
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
By Tony Parks <raparks@...> · #360 ·
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
By KY1K <ky1k@...> · #359 ·
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
By Chuck Carpenter <w5usj@...> · #358 ·
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
By Chris Waldrup <kd4pbj@...> · #357 ·
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
By KD5NWA <KD5NWA@...> · #356 ·
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.
By Chuck Carpenter <w5usj@...> · #355 ·
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
By Chris Waldrup <kd4pbj@...> · #354 ·
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
By KD5NWA <KD5NWA@...> · #353 ·