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My quadcopter’s power and signal leads have come loose from the flight stack and ESC pads; nothing is torn or burnt, they’re simply disconnected and need to be re-soldered. I’ve already stripped the ends and labelled each wire, so what’s left is precise solder work that restores solid electrical and mechanical connections without adding excess weight. You’ll need a fine-tip temperature-controlled iron, quality flux, lead-free solder (or leaded if you prefer and can guarantee clean joints), and heat-shrink or conformal coating for strain relief. Once the joints are done, please verify continuity with a multimeter and run the motors briefly on the bench to confirm proper signal and power delivery. Deliverables • Re-soldered power and signal wires on the quadcopter flight controller/ESC stack • Heat-shrink or equivalent insulation applied to each joint • Continuity and functional spin-up test completed, with a quick note or short video showing everything powers on correctly I can drop off and pick up locally, or ship the stack if bench-work is easier for you. Let me know your estimated turnaround and any questions about connector layout or wire gauge.
Project ID: 40605109
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Active 8 hours ago
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9 freelancers are bidding on average $36 USD for this job

As an RF engineer, embedded systems expert, and Senior Electronics Engineer with over 8 years of experience, I am uniquely equipped to handle your Drone Wire Soldering Repair project. I understand the nuances and intricacies of electrical systems, and I know how crucial precise soldering work can be in maintaining solid electrical and mechanical connections. My skill set includes circuit design, PCB layout, firmware development (C / C++ / embedded), and power electronics - all of which will be paramount in restoring your quadcopter's power and signal wires to their optimal functionality. And rest assured, I am well-versed in dealing with high-power electronic systems like yours. My troubleshooting abilities coupled with my experience in system integration means I can confidently guarantee a proper continuity test after the soldering work is done. Additionally, my knack for project management ensures that I will be able to deliver high-quality results within tight deadlines. Whether you choose local drop-off or shipping the stack for bench-work, consider your drone's wire issues resolved with my careful attention to detail to comply with all safety, reliability, and performance standards.
$20 USD in 2 days
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Hello, I hope you're doing well. I have hands-on experience re-soldering flight stacks and ESC pads, having delivered several similar repairs on quadcopters. I recently repaired a Pixhawk-compatible stack where I reflowed 26 AWG power leads and tiny 30 AWG signal wires, using a Hakko FX-888D and Kester 44 flux to avoid cold joints. I'd start by securing the stack, tinning pads and leads, soldering with a fine tip, then adding heat-shrink for strain relief and verifying continuity with a Fluke meter. Could we hop on a short call to confirm the connector layout, wire gauge (you mentioned labelled wires), and whether you'll drop off or ship the stack? Thank you, habib Niazi
$30 USD in 4 days
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Hi. I saw your project and think I can deliver what you need. Drone Wire Soldering Repair I understand the project goals and expected outcome. Want I will meet deadlines. keep you updated. and deliver high quality work. I’m offering best quality and highest performance at lowest price I am an expert with 10 years of experience in Electrical Engineering reach their goals. . I have helped many clients bring ideas to life and reach their goals. You can view my portfolio at I invite you to start a chat so we can discuss your project in detail Warm regards, bhargav922002
$21 USD in 3 days
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On a recent multirotor repair, loose ESC-to-motor leads had the same failure mode: mechanically disconnected pads and power/signal intermittent. I re-soldered with flux, controlled dwell time, and added strain relief with heat-shrink; continuity checks (multimeter) plus a brief bench spin-up confirmed stable throttle signal and no voltage drop. Lesson: wire labeling + methodical joint verification prevents “it works on the bench” surprises. For your quadcopter, since ends are already stripped and each wire is labeled, I’ll perform fine-tip, temperature-controlled re-soldering directly onto the flight stack/ESC pads, using quality flux and leaded/lead-free solder you prefer. I’ll apply heat-shrink or conformal coating to each joint for strain relief, then verify continuity for every power and signal line and run motors briefly on a bench to confirm correct power delivery and signal response.
$20 USD in 7 days
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The critical part here is restoring reliable power + signal at the flight stack/ESC pads—so the quad boots cleanly and doesn’t intermittently fail under vibration. I’ll re-solder each labeled lead using a fine-tip temperature-controlled iron, quality flux, and careful heat control to avoid pad lift, then apply heat-shrink or conformal coating for strain relief without adding noticeable weight. Approach: I’ll clean and tin the stripped wire ends, form solid mechanical wetting joints, and keep solder volume minimal for close ESC/power routing. After rework, I’ll verify continuity end-to-end with a multimeter and check polarity on power leads, then perform a brief bench spin-up to confirm correct signal delivery and that the ESC responds as expected. Deliverables include re-soldered power/signal joints, insulated protection over every connection, and a short note/video confirming proper power-on.
$20 USD in 7 days
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Why leave loose power and signal leads to chance when the fix is purely precise re-soldering? Since you’ve already stripped and labeled each wire, I’ll use a fine-tip temperature-controlled iron with quality flux and clean lead soldering to restore both solid electrical contact and reliable mechanical anchoring on the flight controller/ESC pads—without adding excess weight or stressing the stack. After each joint, I’ll apply heat-shrink (or conformal coating if preferred) for strain relief, then verify continuity with a multimeter to confirm the correct pad-to-wire mapping. Finally, I’ll run a brief bench functional spin-up to confirm proper signal and power delivery, and provide a short note or video showing everything powers on correctly. Want local drop-off/pickup or shipping? Share your quadcopter model (or a clear photo of the connector layout and wire gauge) and tell me your preferred insulation method, and I’ll reply with a turnaround estimate and next-step instructions.
$20 USD in 7 days
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We can achieve a reliable power + signal restoration if you provide the flight stack/ESC access and we follow a controlled re-solder workflow. Since you’ve already stripped, labeled, and prepped each lead, I’ll re-attach each power and signal wire using a temperature-controlled fine-tip iron, proper flux, and clean joints (lead-free or leaded based on your preference). I’ll ensure mechanical strength at the pad/wire interface without adding bulk that could stress the stack. After soldering, I’ll apply heat-shrink (or conformal coating) for strain relief on every joint, then verify with a multimeter: continuity and absence of shorts between adjacent pads. Finally, I’ll bench test a brief motor spin-up to confirm correct signal and power delivery, and provide a short note/video showing successful operation. Share your turnaround window and whether you want lead-free or leaded solder; if you can, send the wire gauge/connector layout (or clear photos).
$20 USD in 7 days
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Temperature-controlled rework is the key for restoring drone reliability without adding mass or damage to pads. I’ll re-solder each disconnected power and signal lead on your quadcopter’s flight controller/ESC stack using fine-tip iron control, quality flux, and the solder you prefer (lead-free or leaded—clean joints guaranteed). Since you’ve already stripped, labeled, and confirmed no tears/burns, the work is purely precise electrical reconnection. After each joint, I’ll apply heat-shrink or conformal coating for strain relief and check continuity with a multimeter to verify correct pad-to-wire mapping. Then I’ll run a brief bench spin-up to confirm power delivery and signal integrity. I can document results with a short note or quick video showing the ESC response. To start, share wire gauge/connector layout photos and your turnaround expectations—should be ready for pickup locally or shipping the stack. When can I begin?
$150 USD in 7 days
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I am a strong candidate for this project because I have over five years of experience as an Electronics Design Engineer, designing a wide range of electronic circuits and driver boards. I am proficient in KiCad for schematic capture, PCB layout, component selection, multi-layer PCB design, and Gerber generation. I have developed motor driver, power electronics, and microcontroller-based circuits, ensuring reliable and manufacturable designs. I also have strong debugging and troubleshooting skills, enabling me to optimize circuit performance and resolve hardware issues efficiently. My practical design experience and attention to detail make me well-suited for this project.
$20 USD in 7 days
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