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From Farhan - its set to 12MHz in the audioinjector-pi-soundcard.c? See line 43 raspberry_kernel_mptcp/sound/soc/bcm/audioinjector-pi-soundcard.c at master · Ysurac/raspberry_kernel_mptcp · GitHub

I guess that's what I'm looking for, I remember putting a ten turn pot in mine and adjusting it until something read right, then removing it, measuring it and replacing a chip resistor with a new

Gordon, this is amazing!? Please continue to be a rock-star teacher!!!? I owe everything to one physics teacher in highschool who saw potential in me, who had a ton of enthusiasm for teaching, and

I am using the Pi that came with, so 2gb.? I do have an 8gb pi laying around that I could swap out, but I may want to wait to do that until next week.? Once my new mic cartridge shows up on Friday,

Do you mean this zip file? It does have the scematic. 73 Evan AC9TU

Hi, Does anybody have the hardware mods to bring the Antuino up to V2.1? The page is missing, https://www.hfsignals.com/index.php/2019/07/26/modifications-to-the-daytonfdim-2019-antuino/ Firmware is

I Intentionally obscured photo of one of my best students monitoring the Transmitter while one student reads random words and another struggles to write what she hears.? ?This is a V2 in a simple

Thanks, Dave, Jack and others! HOORAY!? ?The high school girls got GOOD DATA this morning using two sBitx's.? ?I was very surprised at just how much improvement resulted from just a very few

Hey gang, I’m doing some fiddling around with my v3 and I figured the first order of business was to get the OS copied and booted from a USB3 thumb drive. This definitely helps the over all booting

Some discussion about using the wm8731 with 12.288MHz clock here: https://github.com/Rhizomatica/sbitx-core/issues/1 - Rafael

“The magnets came in the mail today and really look terrific. I’ll have one to post at my store and the other in my ham shack. Thank you for providing this service.” — Steve N6STB “(The

Interesting error. I have run WSJT-X, WSJT-Z and JTDX with an ext hdmi monitor for several months with no issues. My pi4 is a 4gig version My sbitx - v2 Wondering if it is V3 causing the issue. I

I don’t have a sBitx but do suffer from age related hearing loss. This is a very welcome kind of work. I would welcome someone to offer a reasonably expensed adaptor to any receiver to adjust for

Rather than change a crystal, there must be a software way of getting this correct. I looked in the R Pi linux repository on github, * linux ( https://github.com/raspberrypi/linux/tree/rpi-6.1.y ) *

One mystery solved.? Reporting here for future homebrewers.... With help from Farhan, I diagnosed some of the frequency and audio problems with my homebrew SBITX.? The symptoms are audio stuttering

Gordon, This is great and valuable work! Can’t wait to see what these young folks come up with. Almost enough to get me to spring for an sBitx. Now if I could find a home for my uBitx v6, I could

Hi Jerry - thanks for the note.? its not the mic input I am referring to, it is the left and right phone outputs LHPOUT and RHPOUT that are used in the SBITX to send audio to the speaker and to the

With the version two sBitx and its standard amplifier and the high output -25DB electret Mic, I noticed I had to turn the mic gain all the way down to 15 today! With a lower output Mic I have it

Any ideas? -- '72 Aaron K5ATG ( http://k5atg.com )

I am at the beginning stages of a lot of FUN with the sBitx that has direct application to helping hams with older-age hearing deficits.? ? Our High School is holding a Science Fair in about a