Microwave P2P Link Budget Design
I need a complete point-to-point microwave link budget worked out for a 5 G band hop. I’m most comfortable if you build it in Pathloss—feel free to run checks i...
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Wearable Antenna RF Design and Simulation
Project Description: I am looking for an experienced RF/Antenna Design freelancer to design and simulate a flexible wearable antenna using ANSYS HFSS for my B.T...
Read moreMicrostrip Antenna Design Research Partnership
I’m kicking off a multi-phase R&D effort devoted to the design and development of cutting-edge microstrip antennas. The overarching targets are straightforward:...
Read moreAntenna Researcher Needed for Long Term Commitment Only Indian
I need a focused research effort that looks at satellite-communication antennas from three angles at once: maximising signal strength and quality, mapping frequ...
Read moreConsumer Electronics Wireless Circuit Design
I need a compact, production-ready circuit that brings reliable wireless communication to a new consumer-electronics device. The work begins with schematic capt...
Read moreKiCad Layout Engineer: PCB Revisions for ESP32-based Board
I already have a working ESP32 design in KiCad and need it brought to its final, production-ready form for a commercial product that must clear CE. The job cent...
Read moreIoT Air Quality PCB Design
I have an air-quality monitor prototype on breadboard and now need a production-ready PCB. The core of the board will be an Arduino Nano, linked to Wi-Fi for cl...
Read moreCompact PCB Design with LTE and GPS
I’m looking for an experienced PCB design engineer to create a compact PCB that integrates LTE and GPS functionalities in a single module. The design must inclu...
Read moreESP32 Mini Wi-Fi Range Enhancement
I’m working with an ESP32 Super Mini in an entirely indoor setup where solid walls are the chief obstacle between the module and my router. Out-of-the-box perfo...
Read more2.1 GHz 4×4 Patch Array
4×4 inset-fed microstrip patch antenna array on Rogers 4350B (h = 1.524 mm) operating at 2.1 GHz, using a corporate power divider network, targeting gain > 12 d...
Read moreCustom Shortwave Radio Antenna
Need a 4x4 array patch antenna, h=1.524mm, of material Rogers 4350B at 2.1GHz, using power divider Inset-fed patch antenna has to be attached to it. Gain more t...
Read moreIEEE Microwave Antenna Research Manuscript
I already have the complete antenna design, simulation graphs, and measured data for a microwave structure that achieves lowered Specific Absorption Rate (SAR)....
Read moreCST 2.1 GHz Antenna design
Need a 4x4 array patch antenna, h=1.524mm, of material Rogers 4350B at 2.1GHz, using power divider Inset-fed patch antenna has to be attached to it. Gain more t...
Read moreCustom Alfa Romeo LCD Smart Key
I’m building a next-generation smart key for my Alfa Romeo Giulia and need an electronics/product designer who can take the idea from concept to fully tested pr...
Read moreSecure 868 MHz RF Beacon PCB
I need a compact, low-power RF beacon designed around the 868 MHz band for location tracking of assets that move between indoor and outdoor areas. The board mus...
Read moreMulti-Band ELRS Receiver Designs
I need three separate ExpressLRS receiver hardware designs for drone control, each centred on an ESP8266 and optimised for long-range links. The variants are: •...
Read moreSmall Sized bluetooth PCB Design
I’m developing a handheld consumer-electronics device and need a production-ready PCB that handles reliable WiFi / Bluetooth connectivity while fitting within a...
Read moreESP32-CAM Custom PCB & Enclosure Design
Hardware Engineer: Custom ESP32-CAM PCB & Enclosure Design (DFM & Mass Production) Project Overview I have a validated IoT prototype based on the AI-Thinker ESP...
Read moreCompact ESP32 & SIM868 PCB Design
I need a production-ready CAD layout for a single, ultra-compact PCB that merges two existing boards into one tidy footprint. The board’s primary role is data c...
Read moreUHF Spectrum Monitoring Analysis
UHF RFID Antenna & Tag Simulation (HFSS / COMSOL) – Freelancer Needed We are looking for an experienced freelancer to support an R&D project focusing on UHF RFI...
Read moreMulti-Channel Short-Range RF Circuit
I have working breadboard prototypes that use the common 315 MHz and 433 MHz ASK modules to trigger an identical downstream PCB. They prove the concept, but two...
Read moreIndustrial GNSS Lock Design Refinement
I already have the first-pass schematic for my GNSS-based digital lock / data-logging system and now need a seasoned set of eyes to push it to true production g...
Read moreFusion360 PCB-to-KiCad Upgrade
I already have a fully captured schematic and a reference board outline in Autodesk Fusion 360; traces have not yet been laid. Before we move forward I’d like a...
Read moreBLE Wearable Tracker Design
Ultra-Low-Power BLE Tracking Tag — Hardware & Firmware Development Project Description: I am developing a brand-new ultra-compact wearable tag that can be attac...
Read moreWaterproof Float Logger Prototype
I want to field-test a single, fully-functioning prototype that logs freshwater temperature and depth, stores up to 256 paired readings, and beams everything to...
Read moreWordPress Site Maintenance With Technical Insight -- 2
The highly desired skills that will be required for your autonomous working on this project is: ELECTRICITY/RF. I'm seeking an individual to edit, refine, and m...
Read more6-8 GHz Patch Antenna Design
I need a compact patch antenna designed and fully simulated in CST Studio Suite to work reliably across the 6 – 8 GHz band. Please model, optimise and verify ke...
Read moreHFSS Shared Aperture Antenna Design
I need a complete HFSS model of a shared-aperture array that combines a magneto-electric dipole with a Vivaldi element, all integrated behind a compact low-pass...
Read moreHiring PCB Hardware Engineer – ESP32 + Topway Display + RFID Antenna Integration -- 2
We have a fully working prototype of an arcade RFID payment system using ESP32, Topway HMT035ATA-1C (3.5” TFT) display, external RFID module, relay output, buzz...
Read moreLoRa & NB-IoT Networks Design using HTZ
HTZ Communications Project – LoRa vs NB-IoT Network Design & Report I need a telecom/wireless engineer experienced with HTZ Communications to design, simulate,...
Read moreEU-Band UHF RFID Antenna
I need a compact UHF RFID antenna tuned for the European band (around 865–868 MHz). The structure must be fabricated on a 50 µm PET substrate with a 10 µm alumi...
Read moreHFSS Antenna Simulation Help
I have an electromagnetic simulation project in ANSYS HFSS focused on antenna design. The goal is to model and optimise an AMC (artificial-magnetic-conductor) s...
Read moreRectangular 8 GHz Patch Antenna Design
I need a complete design package for a 20 element rectangular microstrip patch antenna tuned to 8 GHz. Please take the project from initial concept through to a...
Read moreLow-Profile TKL PCB & BOM
I’m building a tenkeyless mechanical keyboard that uses low-profile, hot-swap switches and I need a complete hardware package to move it from concept to product...
Read moreBattery-Powered Wireless PCB Design
I need a straightforward yet reliable custom PCB that handles wireless communication while running from a battery in the 5 V – 12 V range. The goal is to move q...
Read moreBroadcast Antenna Rooftop Relocation
I run a commercial broadcasting site and need to relocate an existing broadcast antenna from its current position to the rooftop of another building. I’m lookin...
Read moreProduction-Ready PCB & Firmware
Design a Raspberry Pi Zero 2W HAT that provides industrial 4G LTE communication while functioning as a UART bridge/relay for external devices. The board must in...
Read moreBattery-Powered BLE Puck PCB Design
## Project Summary Battery‑powered BLE puck (∅40 mm) using Raytac MDBT50Q‑1MV2 (nRF52840), Bosch BME688 and TI TMP117 on shared I²C with supporting passive comp...
Read moreProduction-Ready PCB & Firmware
I’m preparing a new electronic product for mass production and need a seasoned engineer who can take the hardware and embedded code from concept to factory-read...
Read moreRF/Microwave Engineer for MIMO Antenna Analysis
I'm seeking an experienced RF/Microwave Engineer or Antenna Design Specialist proficient in Ansys HFSS to perform advanced analysis and generate specific report...
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