It Started With a Hardware Limitation I have been using Quectel GNSS modules in my designs for a while. They are reliable, well-documented, and the support ecosystem is solid. But the module I had been using had one problem that I kept running into: no external antenna support . For most projects that is a minor inconvenience. For a marine vessel monitoring and control system , it is a non-starter. A vessel hull blocks sky view, antenna placement is critical, and the difference between a clean fix and no fix at all often comes down to whether you can mount the antenna where it actually has line of sight. An integrated antenna in a sealed enclosure below deck simply does not cut it. So I went directly to Quectel. The Conversation With Quectel I reached out through their official sample request channel. I was not expecting much — most component manufacturers have a standard process: fill out a form, wait, get a few uni...
This cool..try this at your home hehehe.. You don't have to worry about your ware abouts. Following wire colors are used in the official PSP remote accesory cable, which can be used for this DYI project: 1 = gray 2 = yellow 3 = --- 4 = green 5 = --- 6 = --- 7 = brown 8 = orange 9 = blue 10 = -- 11 = -- 12 = -- audio: ^ [] white [] red [] copper Software GPS You have to login to the forum in order to download it.