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My 4-layer PCB for a 4 G modem is already laid out in KiCad, but several nets are still marked “unconnected.” I need those cleaned up so the board is ready for manufacturing without compromising its power delivery network. The top priority is power distribution, so please focus first on every rail that feeds the RF front end, baseband, SIM interface, and the ancillary regulators. Pay special attention to the power-supply components already placed; some pins on the main buck converter, LDOs, and associated filtering caps are the ones most likely to be floating. There are no company-specific rules you must follow—use your best judgment for trace width, via count, and layer assignment, provided you keep impedance under control and avoid introducing extra crosstalk. I’m happy to accept improvements such as stitched ground vias or refined plane splits if they help overall performance. Deliverables • Updated KiCad project (schematic and .kicad_pcb) with all previously unconnected nets resolved • A brief change log outlining what was modified and why • DRC report showing zero unconnected items and no new errors introduced I’ll supply the current project files as soon as we agree to proceed and will be available to answer questions quickly so you can complete the fix without unnecessary delays.
Project ID: 40455735
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Hello! I am an embedded system engineer and I have extensive experience in hardware designing. I work in KiCad as my primary EDA tool and have hands-on experience fixing net issues, validating power delivery paths, and optimizing layouts for high-speed/RF-sensitive designs. I can help you finalize your 4-layer 4G modem PCB and resolve all unconnected nets to make the design fully manufacturing-ready. Since the priority is the power distribution network, I will first verify and complete every rail feeding the RF front end, baseband, SIM interface, and all regulators. I’ll carefully review the main buck, LDOs, and their filtering components to ensure no pins remain floating. I’m also comfortable applying layout improvements like stitched ground vias, refined plane splits, or optimized routing—as long as they align with your impedance and noise-control needs. You don’t require company-specific rules, so I’ll use best-practice judgment for trace widths, via strategy, layer usage, and PDN integrity. My goal is to clean the design without altering the intended architecture. Deliverables: • Updated KiCad project (schematic + PCB) with all unconnected nets resolved • Clean DRC with zero unconnected items, no added errors • A concise change log explaining modifications • Timely communication to ensure quick turnaround I can start immediately. Please share the project files when ready.
₹3,000 INR in 3 days
1.2
1.2
5 freelancers are bidding on average ₹3,500 INR for this job

With over 8 years of experience in circuit design and PCB layout, I am confident that I can provide the solutions you are looking for in fixing your KiCad project. I have completed numerous projects involving power distribution, specifically dealing with RF front ends and baseband systems like yours. My extensive knowledge on KiCAD gives me an advantage in manipulating the software to meet your specifications without compromising on power delivery. Throughout my career, I have always prioritized quality and professionalism. As a verified Electrical/Electronics Engineer, I ensure that my designs adhere to the highest standards by conducting thorough checks and DRC reports before delivery. Your project also aligns well with my expertise in KiCAD, which has been highly praised by clients for its meticulousness. In addition to these skills, my proficiency in CAD/Housing Design for PCBs will prove beneficial during the refinement process if necessary. Moreover, I value consistent communication in completing projects promptly. Working diligently to resolve any concerns that may arise quickly is a top priority. With this said, I am excited about the possibility of collaborating with you and look forward to bringing your vision to fruition.
₹7,000 INR in 7 days
6.9
6.9

I can help finalize your 4-layer 4G modem PCB in KiCad by resolving all unconnected nets and optimizing the power distribution network for RF, baseband, SIM, and regulator sections. I have experience with high-current and RF-sensitive PCB layouts, including PDN cleanup, grounding, stitching vias, and DRC validation. Deliverables will include the updated KiCad files, clean DRC report with zero unconnected nets, and a concise modification log. Let's discuss about the project deliverables timeline.
₹3,500 INR in 6 days
4.0
4.0

Hello, I am Santosh Chaulagain, a professional Electrical Engineer and PCB Designer with over 7 years of experience in schematic design, PCB layout, and embedded systems, including ESP32, IoT devices, analog and digital circuits. I have successfully completed multiple projects for clients worldwide, delivering reliable and manufacturable designs. I have carefully reviewed your project requirements and I am confident that I can provide a high-quality solution tailored to your needs. My expertise includes PCB design using industry standards, component selection, BOM preparation, Gerber generation, and design optimization for cost and performance. I always ensure that my designs are fabrication-ready and tested for reliability. I focus on clear communication, timely delivery, and customer satisfaction. I am happy to discuss your project in detail and provide revisions until the final result meets your expectations. Looking forward to working with you. Best regards, Santosh C. Electrical Engineer | PCB Designer | ESP32 & IoT Specialist
₹2,000 INR in 2 days
3.4
3.4

Hey I am experienced PCB Designer with expertise in autonomation/ robotics and used Kicad for many projects. The problem you are describing is very common for new users to Kicad or new PCB designers. So, we can fix it easily just through software works. Your project will be delivered in just 1 day on best price for the project.
₹2,000 INR in 2 days
0.0
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