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4h 19m logged

Devlog 5

Not much has been added since the previous devlog but I felt like it was necessary because a significant architecture change has been made.

Filters

After getting feedback in the comments on my previous devlog and thinking about the project’s deadline, I decided it was better to remove the post-lna filters from the design. I reviewed all the powerfull transmitting stations near me and came to the conclusion that the removal of the post-lna filters would not be detrimental. However, the main reasoning behind removing the filters was that they added uneccessary simulation and design time that was wearing down on me. This also led to me having to take a 2 day break and work on my personal flight computer side project rather than forcing myself to push through and potentially burn out.

Tuner chip

I finished laying out and wiring the balun that turns the single wire RF signal into a differential signal. I am currently trying to connect it to the CMX992 receiver chip without ruining its matching as well as blocking other important pins on the chip. I have found this to be very difficult. Also completely unrelated the network kinda looks like a rose now which is cool.

Thanks

Also I just wanted to thank @spheresva again for their input as it helped me a lot.

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