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ALC is designed not to overdrive the final stage. In the forum topic where the publication was made, it is described what you should do next. A link is provided where the description of what to do is

MicroSD card manufacturers exclude defective cells from use during production. For this reason, a card called 32GB may not be usable, because, for example, Farhan wrote the image on a high-quality

Probably the mechanical designer thought it would be sturdy. 2mm is just not enough for pressing. A longer pressed part is worth more, with a longer pressing. By the way, the aluminum heatsink here is

If you use the new firmware, you have to calibrate because of the ALC, just like the v2 ones. -- Gyula HA3HZ

Hi loopMasta It does indeed sound similar to my problem but I can't see any noise floor at all. Only this odd chirping noise shown in my second picture. Connecting/disconnecting the antenna also does

I updated the software in my v2 today. Then I decided to run the tx power calibration, just to understand how that works. To my surprise, I can't get more than 12w on 7 Mhz, even with the drive set to

Hi Evan, I'm using a SanDisk Extreme Plus.? A little bit of web searching shows that essentially all "32G" report 29.8. PC Periodicals: Why is the space in a 32 GB Flash drive only 29 GB?

Hi Dean, When burning the image to a Micro Center 32GB card, I encountered the same issue.? Those cards do not have 31.9GB free.? To not waste more money on another card that is not larger than

Jb weld will work just make sure not to get it in threads. Clean with alcohol before applying. Put screw in threaded insert before pressing in then take screw out after inserting and let dry. That

Will I need to calibrate the power output levels, or will I be good to key up?

Yes, the Raspberry Pi immature version 1.7.4. And I just successfully installed the default pi image with no problem.? ?For your image, I used the "other" image menu and selected the file that was

Are you using the imager to burn in the software

Hi Farhan, It is a brand new 32G card. Dean

He did indeed.

You need a 32 gb card. I guess you are using a smaller size sd card.

Hi Farhan - There may be something wrong with the image file.? ?I extracted the image file from the rar file and tried to use the Raspberry Pi imager "use custom" option to install it on a 32G

Evan, Thank you for the update 73, Robert AG6LK

Thanks! The circuit is on https://github.com/afarhan/bitx23

Thank you Farhan!? I'm going to give it a try.? I have a Pi 3B and Adafruit 7" touch diosplay.? Downloading the sbitx 2 disk image now - see if it works natively on the 3B - else I'll build from

Dean, VU2IIA has done it https://youtu.be/ekm5IdcqR8o You have to : 1. Change the tuning code to work with dual conversion (it is in sbitx.c) 2. Add a WM8731 codec (I can send you a board). 3. Change