Audio to Ultrasonic Hardware Prototype Development

Looking for an experienced Electronics Engineer to develop a prototype capable of converting audio input into ultrasonic output.

Requirements:

* Audio input support (3.5mm or similar)
* Ultrasonic signal generation
* Ultrasonic transducer integration
* Driver circuit design
* Prototype testing and validation
* Circuit diagram and BOM

Required Skills:

* Ultrasonic electronics
* Audio signal processing
* PCB design
* Embedded systems
* Analog/Digital circuit design

Deliverables:

* Working prototype design
* Circuit schematic
* Component list (BOM)
* Testing recommendations

This is an R&D project. Detailed functional requirements will be shared with the selected candidate after initial discussion.

Please provide:

* Relevant experience
* Similar projects
* Estimated timeline
* Estimated cost