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Date
Re: sBitx Update Kit Received! #sBitx
I did things a bit differently. I removed R79 and R80 (the voltage divider is no longer needed or wanted) and shorted the R80 location with a solder bridge (a short piece of bare wire or an SMD 0 ohm
By Shirley Dulcey KE1L · #95703 ·
Re: Audio Amp Wi-Fi Interference #sBitx
Anthony - from what I have seen on the Wi-Fi interference, the best solution is to disable the w/f & use an ethernet cable. Gerry Sherman Sent by the Thunderbird
By Gerald Sherman · #95702 ·
Re: Audio Amp Wi-Fi Interference #sBitx
I just installed a new LM380 with a socket and it didn¡¯t solve the Wi-Fi interference issue for me. It did however improve the audio quality, especially at low volumes. I say ¡°new¡± LM380, but it
By Anthony Good <anthony.good@...> · #95701 ·
Re: sBitx Update Kit Received! #sBitx
Goody, It might be better to solder the ground to the nearby mounting hole's tinned collar. The switching regulator needs a low impedance ground. - f
By Ashhar Farhan · #95700 ·
Re: Audio Amp Wi-Fi Interference #sBitx
Goody, The guys ar HF Signals were saying that these are faulty LM380s. A replacement works without the interference. I will attempt this on my own board and report back with week.
By Ashhar Farhan · #95699 ·
Re: How to set bias on sBitx? #sBitx
1. set potis to minimum current 2. Select Mode as USB. Reduce the MIC to zero. 3. Press the PTT. 4. Without speaking into the microphone, carefully increase the DRIVE_BIAS POT until the current
By Siegfried Jackstien · #95698 ·
Audio Amp Wi-Fi Interference #sBitx
Has anyone attempted to troubleshoot this issue recently? This evening I placed a grounded piece of PC board on top of the LM380 and also tried 0.001uF caps between pins 14 & 3 and 7 & 8, to no avail.
By Anthony Good <anthony.good@...> · #95697 ·
Re: sBitx Update Kit Received! #sBitx
Mine arrived in Friday¡¯s mail. Thank you, Ashhar!
By Craig Wadsworth · #95696 ·
Re: corrupted sbitx directory files #sBitx
Before you replace files, try deleting (or renaming) your settings file, /home/pi/sbitx/data/user_settings.ini. I have had it several times where upon restart of the app or restart of the Pi,
By Anthony Good <anthony.good@...> · #95695 ·
corrupted sbitx directory files #sBitx
My directory of sbitx files is corrupted. When I launch it I get strong raspy pulsing noise. I have tried to redown load it but it's not working. I know the sbitx files are corrupt as switching to the
By PeteWK8S <pmeier@...> · #95694 ·
Re: sBitx Update Kit Received! #sBitx
I figured it out. Here¡¯s what I did, translated into directions. These are preliminary, your results may vary. 1. Take off the top panel and disconnect the speaker. Lay this aside. 2. Disconnect the
By Anthony Good <anthony.good@...> · #95693 ·
Re: Some calculations on the IF filter and USB filter
Evan, Thanks for the suggestion! Will definitely look at that. I don't like the way the encoder is handled? in KD8CEC (which I believe lifted it from the OEM software) because it is not very
By Mark Hatch · #95692 ·
Re: Some calculations on the IF filter and USB filter
Hello Mark, I came across this. I this it's one of your folder i think There may be interesting things to discover for those who have a Nextion screen. GitHub -
By Gerard · #95691 ·
Re: how can download file x sbitx #sBitx
Past experience with SD cards for a Pi is to go with a name brand card because quality control with the "off" brands is not the same.?? I have also found that if you have a image that takes a full
By Jim · #95690 ·
Re: how can download file x sbitx #sBitx
Danilo, I needed to get another microSD card when I ran into that issue.? The cheap ones from Amazon will not formate to greater than 30Gb, which is required for the image that HFSignals provides (I
By Evan Hand · #95689 ·
Re: how can download file x sbitx #sBitx
ok, i downloaded raspy imager, but when i go to write, it tells me that the sd is small. formatting it with windows gives me 29.1 gig and raspy says it needs 31.9. now I'm downloading the image file
By danilo datres · #95688 ·
Re: how can download file x sbitx #sBitx
You have to use a program that will create a bootable SD card. The Raspberry Pi Imager will work. Other popular programs that can be used include Rufus and Balena Etcher. All of those are available on
By Shirley Dulcey KE1L · #95687 ·
Re: Some calculations on the IF filter and USB filter
Mark, The N8ME with VU3GAO mods does not have an issue with the v6 stock display.? Since the Nano updates the display, it should have a higher load than the KD8CEC software.? You could look at that
By Evan Hand · #95686 ·
Re: Some calculations on the IF filter and USB filter
Gerald, Just reporting back... Unfortunately, that didn't work.? There is a clear difference between V1.2 and my "V2.0" when you spin the knob fast. In .1.2, nochange in display right away, but
By Mark Hatch · #95685 ·
Re: how can download file x sbitx #sBitx
You would have received a full sd card with your kit. For preparing the sd card, you have to use a software called imager available from raspberrypi.com - f
By Ashhar Farhan · #95684 ·