High-Q Audio

High Quality Audio circuits .

  • Streaming Audio projects with Airplay, DLNA, UPnP support.
  • Licensed audio modules with Wifi and Bluetooth connectivity .
  • Optimal sound for best user experience.
  • Custom options available.
  • Circuit features:
    • I2S and DSD audio support.
    • Single or dual top notch DAC.
    • Unique hardware copy protection.



PIC32 microcontroller circuits .

  • 32-bit architecture for fast code execution.
  • Fast, reliable and very versatile Microchip PIC family.
  • TCP-IP functionality: webserver, mail, NTP, ModBus, etc.
  • Network settings via secured webform.
  • Circuit features:
    • USB Host bootloader for fast customer updates.
    • Unique hardware copy protection.
    • EERAM for critical data storage: unlimited non-volatile memory writes.


EcoSense ES-1


Breakout Sensor Board.

  • Includes a digital Temperature and Humidity sensor SHT21.
  • Optional Digital 3-axis accelerometer MMA8652FC with 2 programmable interrupts.
  • +3v3 low power supply and I2C interface through a 6-wire SIL connector, pitch 0.1"


Price: €25,00

Got questions?

Q & A:

Q: Where's the previous webshop? A: As of Jan. 2016, the previous webshop has been closed. We are now focusing our efforts to business customers only.

Q: Are the DIY KITs and circuits still there? A: Yes, have a look here. However, you can no longer order these (older, often obsolete) kits directly. Please inform via email for more details.


The FAQ section will gradually be building up in the near future.

Updated website


The last couple of years, we've made the shift towards being more business oriented!

What you will find here is a detailed look into the skills and technology made at work here at TechDesign.