Re: Internal Signal
It is running on battery power, and the PSU I use (signal still present) is a Pyramid Linear Supply. Thanks for the thoughts.
Jonathan
By
Jonathan Pettingale
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#107432
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Re: Internal Signal
That looks like a good guess! 26 kHz or so? Showing up in the FFT? Maybe from a switching power supply?
Gordon Kx4z
By
Gordon Gibby KX4Z
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#107431
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Re: Internal Signal
Hi Jonathan,
Have you tried a different power supply?? Try a linear supply or a battery if you have one.? It looks like a signal imposed on the supply to the Wolfson codec.
It's just a guess on my
By
Evan Hand
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#107430
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Re: Internal Signal
Should say, this is one of the new V3 Sbitx.
By
Jonathan Pettingale
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#107429
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Re: Sbitx with Raspberry pi 5?
Neurosurgeons use something similar, to nibble out the skull to gain access to the brain when they¡¯re trying to work with a very small hole. The tool they have has a smaller, rounded working end
By
Gordon Gibby KX4Z
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#107428
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Internal Signal
Can anyone explain this, please? There appears to be a signal 1kHz above the tuned frequency. It appears on all bands and in all modes. It is not an external signal, as it moves with the tuning
By
Jonathan Pettingale
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#107427
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Re: Sbitx with Raspberry pi 5?
Look at an Adel nibbling tool
Gerry Sherman
Sent by the Windows 11 Thunderbird
By
Gerald Sherman
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#107426
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Re: V3 versus V2 SBITX Board - What are the differences?
Thanks for all the replies on this thread Evan, Gordon, and Dave!! For me, I¡¯ve dialed back the gain and am perfectly happy with 5-10 watts maximum power output. If I need to run more than that I
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Steve Barkes
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#107425
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Re: sbitx with new Raspberry Pi 5? Different screen connector!
It's just a smaller connector with the same signals. Raspberry Pi makes
cables with the small connector on one end and the previously standard
larger connector on the other end. Places that sell
By
Shirley Dulcey KE1L
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#107424
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Re: sbitx with new Raspberry Pi 5? Different screen connector!
Raf,
Do you think that connector is some other bus? I hate the idea of using an
external usb and hdmi cables to connect an internal display. Are we back to
1983 PC design?
By
Ashhar Farhan
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#107423
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Re: Change port for web interface
Nevermind... solved my own problem....? In my router port forwarding settings I have set incoming requests from port 8090 to go to my sbitx, and 8080 to go to my sprinklers.? So when I want to go to
By
Jeff Duce
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#107422
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Change port for web interface
I would like to change the port for the web from 8080 to something different.? I have another rPi on my home network that also uses 8080 for it's interface.? I'm using a dynamic dns service so that
By
Jeff Duce
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#107421
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Re: sBitx Logging issue - and Dupe Checking
Farhan - thanks for the explanation. I'm more familiar with logging programs that clear out the fields when the LOG operation is selected, however I understand how logging the QSO when signal reports
By
Steve Beckman
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#107420
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Re: sBitx Logging issue - and Dupe Checking
Steve and Gyula,
The logging fields are also used in macros and hence they are not cleared.
Let me illustrate:
1. You hear a station, fill the callsign and rst on the logger, you havent
received your
By
Ashhar Farhan
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#107418
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Re: explanation please
Thanks for all you do Ashhar!
By
Astro-Nights with Mike Christiansen
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#107417
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Re: explanation please
I have been refactoring the logbook. It is done, I just need to find pace
for a button for it on then UI, this will be done today. After this, I am
going to pull in some of those great patches
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Ashhar Farhan
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#107416
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Re: sBitx Logging issue - and Dupe Checking
Steve, what you doing sounds good to me, even though I have not been able to assist with the testing.
Gyula, thank you for all of your work on this problem
Sent from [Proton
By
rdg <rdg_email@...>
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#107415
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Re: Tuning knob switch as step change focus
#sBITX_v3
On my V3 depressing the volume knob changes focus to volume no matter where it was.
Ron
By
W2CTX
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#107414
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Re: V3 versus V2 SBITX Board - What are the differences?
I believe this thread ( /g/BITX20/topic/102687489#106218 ) describes all the differences.
If you are happy with the V2 hardware, there is no need to upgrade to the V3 hardware.
In
By
Dave, N1AI
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#107413
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Re: V3 versus V2 SBITX Board - What are the differences?
Protection resistors need to be added to the drain of Q101 (suggest 150 to 200 ohms) & to the two diode¡¯s going to the TR circuit from +12. (suggest 470 ohms) In both cases, momentary high
By
Gordon Gibby KX4Z
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#107412
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