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The MINI-360 buck converter is way too noisy to be used as an alternative for LM338. Maybe the noise can be reduced by adding a choke and a capacitor. I haven't tried. Instead I will use a LM2596

I use this guy. Or any cheap USB sound dongle. Jamb the sound card into your pc.? Hook the headphone jack of the sound card to the uBITX mic input.? Hook the mic input of the sound card to the uBITX

Michael: Was wondering what kind of amp you have? Is it commercial, kit or home brew? Dave WD8AJQSent from my iPhoneSE

From that circuit, connect the reed relay coils 1 - ground and 2 to TX 12V Connect NO contacts to ground and your amp control line. you dont need anything else. Raj

Hi Tim, have You tested using the "QR code backup"?? I have the same problem as you "... The remaining memory is not enough to run the temporary use of QR code (-261)..." I succeeded complie but I

Good to know, all working as designed. I would suggest changing the greeting when you get into semi-auto mode to let users know. 73 Lou KI5FTY

Hi Ashhar, FYI - I’ve made two more commits within pull request #8. These add a 1 MHz step and frequency separators: 73 Goody K3NG

You seem to be 1/2 second off, have you tried fixing your system clock? That half second, plus your reaction time, may be too long... Ken, N2VIP

You have to pick the cq and then F1=reply. I did this because the text size is so small that I was frequently selecting the wrong callsign. Hence, the double check.

I use this: https://antrak.org.tr/blog/usb-vox-1-00-usb-sound-card-vox-combo/ 73 Barb WB2CBA

Hi is anyone having troubles replying to CQ in FT8 mode. As you can see in the attached image, when I select a CQ station to reply to, it does not pickup the call or mycall. It just transmits nothing,

Sorry for activating an old thread - every thread regarding this topic seems to lead back to the Ubits Hacks pages. Still trying to figure out this Amp activation. The amp I intend to use has a simple

Remember that there is a PTT connected to the ring of the mic plug. You need to isolate the ring from the audio card. 73 Evan AC9TU

Plenty of info. alot of us run v6 ubitxs with ft8,directly connected to computer using only audio cables from computer to radio and a cat cable to comuter so you can control the frequency via the

Ashhar, I attempted the "git pull", but received the message "already updated." I expect this is because I updated the file yesterday when I was setting up the sBITX for the first time. -- Stephen,

Ashhar, Here are two small files that I recorded before I do the "git." If they are long enough, I will record more after I do the "git." -- Stephen, KO4CVU

I started thinking more about it, probably USB from the back of the radio to the computer. Any decent sound card work? [email protected]> wrote:

Stephen, There was a bug and I fixed that a week ago. Can you "git pull" and check now? Also, could you get me a recording of the psk31 signal that you were trying to decode? I am unable to get

I have mostly done by plugging them the wrong way. - f [email protected]> wrote:

I've never killed one. What are you doing to kill them? I've had most models starting with the model 2B and even those are still running. Max