Smart Home Thread-Enabled PCB Design
I need a compact, production-ready PCB for a smart-home product that will sit at the heart of a Thread-based system. The board’s sole critical job is reliable w...
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Boost PCB Patch Antenna Gain
I have an existing PCB patch antenna array that under-performs: its gain is consistently low across the entire operating band. The goal of this project is a mea...
Read moreOutdoor RFID Reader Development
I need a custom-built RFID reader that can reliably pick up standard identification tags in an outdoor setting. The enclosure must withstand sun, rain, and an o...
Read morePortable 4G SIM Bonding Device
I need a working prototype of a portable SIM-bonding unit that merges multiple 4G LTE links to deliver a single, higher-bandwidth connection and tunnels all tra...
Read moreANSYS HFSS mmWave Antenna Design
I need a compact, high-performance mmWave antenna designed and fully simulated in ANSYS HFSS for an indoor radar system operating between 24 GHz and 30 GHz. You...
Read moreHealth Band Multi-Layer KiCad PCB
I need a seasoned KiCad specialist to turn my wearable health-band concept into a production-ready, multi-layer PCB. The board’s sole purpose is data communicat...
Read more3–3.5 GHz Rectangular Patch Antenna
I need a complete CST Studio Suite model of a rectangular microstrip patch antenna that operates reliably across 3000 – 3500 MHz. Designed antenna would be used...
Read moreHFSS Design and Simulation of 140 GHz D-Band 1×4 and 4×4 Microstrip Patch Antenna Arrays Based on IEEE Journal
Working on a 6G D-band antenna research project. I need an experienced Ansys HFSS engineer to reproduce the complete antenna design from an IEEE journal paper....
Read moreHFSS Design and Simulation of 140 GHz D-Band 1×4 and 4×4 Microstrip Patch Antenna Arrays Based on IEEE Journal - 13/07/2026 10:22 EDT
Working on a 6G D-band antenna research project. I need an experienced Ansys HFSS engineer to reproduce the complete antenna design from an IEEE journal paper....
Read moreBLE Antenna Redesign & Validation
We are seeking an experienced RF Engineer with strong expertise in Bluetooth Low Energy (BLE) antenna design, RF matching networks, and wireless product validat...
Read moreAnalog Radio Transmitter Specialist
I run an analog broadcasting facility and need an experienced radio engineer to work directly on our transmitter and tower-mounted antenna system. Your focus wi...
Read moreESP32-nRF52840 Plugin PCB Design
I’m putting together a small prototype that teams an ESP32 Mini with an nRF52840 Nice!Nano, and I’d like a single, compact board to host them both. Key points •...
Read more433 MHz PCB Pre-Compliance Review
I have a compact 433 MHz transmitter built around a CMT2219B RF module driven by a GD32E230G8 MCU. Before we invest in the formal lab work, I want an experience...
Read moreAltium Designer for IoT Meter & Valve Controller
Project Header Altium PCB Design — nRF9151 LTE-M/NB-IoT Meter & Valve Controller (4-Layer, RF Critical) Project Description I need a 4-layer Altium Designer PCB...
Read moreSimple Schematic + PCB Layout for a Dual-SIM 4G LTE WiFi Hotspot (Quectel SC200E/SC20, RF experience required)
I am developing a portable battery-powered WiFi hotspot (MiFi-style similar) based on a Quectel smart LTE module. The module integrates the application processo...
Read moreRemote VSAT Installation & Support
My site sits in a hard-to-reach location and relies entirely on a single VSAT link. I need a seasoned engineer who can travel to the remote area, complete a cle...
Read moreModul WiFi 500m UDP
Am nevoie de un design complet pentru un modul WiFi capabil să trimită date UDP pe o distanță de aproximativ 500 m în câmp deschis, în special deasupra apei. Nu...
Read moreVSAT Antenna Design CST/HFSS
I am developing a VSAT communication antenna and require the complete electromagnetic-design workflow to be run in both CST Studio Suite and Ansys HFSS. Access...
Read moreCustom Development
Key deliverables • Block-level architecture with component selection • Schematic and PCB layout files (Altium) • Test plan plus measured results.
Read more3D Dipole Antenna Modeling
I need a skilled freelancer to create a 3D model of a dipole antenna and simulate the electric field strength using EMPro by Keysight. Key requirements: - 3D mo...
Read moreMedium PCB with Wi-Fi/Bluetooth
I’m developing a new consumer-electronics gadget and need a compact, production-ready PCB designed around a Wi-Fi/Bluetooth module. The board must stay within a...
Read moreAcelerometer Compact Motion-Tracking Sensor Node Design with bluetooth and memory
Project Description: I am looking for an experienced electronics design engineer with a background in Nordic Semiconductor SoCs to develop a compact, high-effic...
Read moreUneven Amplitude Excitation Microstrip Feed
I want to design a high gain antenna. Even amplitude excitation leads to side lobe levels no better than -13.26 dB. I want uneven amplitude excitation using che...
Read moreCurate 3.5 GHz Antenna Papers
I need 10 to 20 peer-reviewed papers published in 2023 or later that I can cite as direct comparisons for my own 3.5 GHz antenna work. The central requirement i...
Read moreRF Engineer for Waveguide Array Review
I need an RF engineer to review the design of a Dielectric Filled slotted waveguide array that I designed. I need a full simulation using CST or similar deliver...
Read moreESP32 LoRa-UWB RTK Tracker Prototype
I’m building a proof-of-concept vehicle tracker that pairs the flexibility of an ESP32 with both LoRa and UWB radios and adds an RTK-capable GNSS module for cen...
Read moreChinese engineer for GR5331AENI + GH3026 Prototype Board
I am building a compact prototype that combines the Goodix GR5331AENI Bluetooth SoC with the GH3026 AFE and optical sensors on a single PCB for early-stage eval...
Read moreESP32 PCB Reverse-Engineer & Redesign
I have a working ESP32-based board in hand yet no digital files to reproduce it. I need the entire design captured so I can build, tweak and scale it for my own...
Read moreDual Polarized Antenna, -35 dB XPol
I am developing a research-grade, dual linearly polarised antenna centred at 9.375 GHz for use exclusively in an indoor laboratory environment. The key performa...
Read moreKicad Board Design for Orange Pi 2
create a Kicad board project. Compute & core board • Main module: Orange Pi Zero 2 (Allwinner H616, Wi Fi, BT, Ethernet, GPIO headers). • All existing interface...
Read moreAnsys HFSS / CST Studio Antenna Design Mentor Needed - Practical Project-Based Training -- 2
I am looking for a professional RF / antenna engineer who can mentor me in practical antenna simulation and implementation workflows. I am an RF engineer myself...
Read moreAnsys HFSS / CST Studio Antenna Design Mentor Needed - Practical Project-Based Training
I am looking for a professional RF / antenna engineer who can mentor me in practical antenna simulation and implementation workflows. I am an RF engineer myself...
Read moreYagi Antenna Design for HF/VHF
I'm looking for an experienced antenna designer to create a Yagi antenna for both HF and VHF bands, specifically for amateur radio use. Requirements: - Coverage...
Read moreHam Radio PCB Design
I need a PCB designed for a ham radio device. The PCB should support the functionality of transmitting signals. Requirements: - Design a PCB specifically for ha...
Read moreEasyEDA PCB Layout Help Needed – Small Portable Multi-Radio Board
**Description:** I’m looking for someone to help me finish a PCB layout in EasyEDA. The schematic is mostly done, the main component placement is already there,...
Read moreAntenna-Integrated UHF Module Design
I need a complete design with test prototype units for an economical, antenna-integrated UHF RFID module that can reliably read any kind of UHF tag at 6–10 m, i...
Read moreCST Antenna Simulation Expert Needed
I have a wireless-power-transfer concept that hinges on a well-tuned antenna, and I want to prove its performance inside CST Studio Suite through a full electro...
Read moreRF Signal Geolocation Expert
I need help geolocating 3-5 RF signals in the 200-500 MHz range for source identification. This is crucial for my project. Ideal Skills and Experience: - Expert...
Read moreCircular Polarized Antenna Design
I need a dual-polarized, cross-polarized antenna specifically for telecommunications in the microwave frequency range (3 GHz - 30 GHz) with circular polarizatio...
Read moreFeko 20 GHz Antenna Design
I need a 20 GHz antenna designed and simulated in Altair Feko for satellite communication. The link will handle circularly-polarized signals, so the model must...
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