Blog

HMI meets hardware:
How EVYTRA thinks holistically about solutions for a user interface & PCBs.


Technology that connects – from the surface to the electronics.
The EVYTRA blog is all about modern human-machine interfaces (HMI) and the electronics that power them. We show how capacitive control solutions, robust enclosures, and printed circuit boards merge into integrated systems—especially for applications in demanding environments such as door communication, industry, and embedded systems. Discover exciting insights into our development processes, customer projects, and innovations related to HMI and PCB—practical, understandable, with technical depth, and taking costs into account.

05 Aug 2026

HMI Development and Human Reaction Time

Durchschnittliche Reaktionszeit beim Menschen: Was sie für die Planung von Bedienelementen bedeutet

14 Apr 2026
Stefan Menia & Lena Gleichauf

Part 2: From Development to Series Production

HMI for Medical Technology: How EVYTRA Brings Your Interface to Series Maturity

13 Mar 2026
Lena Gleichauf

Glass or Plastic? Choosing the Right Material for Building Control HMIs

Balancing Design, Durability, and System Integration

03 Feb 2026
Lena Gleichauf

HMI Design: Printing Behind Glass

What to Consider for Functional Elements and High-Quality Surfaces

29 Oct 2025
Lena Gleichauf

How Do Glass HMIs Become Robust?

Ingress Protection vs. Protection Class: Designing Robustness in HMI Development

23 Jun 2026

PCB Surfaces

Choose the right finish for reliable assemblies

29 Oct 2025
Torsten Nast & Lena Gleichauf

PCB Design Cost Drivers

Why Design for Manufacturing Saves Money

29 Oct 2025
Torsten Nast & Lena Gleichauf

PCB Cost Reduction: Saving on Base Materials

Why 70–80% of PCB manufacturing costs are defined in layout & design

(e.g. for FR-4 PCBs)

29 Oct 2025
Torsten Nast & Lena Gleichauf

Panel Utilization: How It Impacts PCB Unit Cost

Why PCB unit cost is already determined by panel utilization in production

29 Oct 2025
Torsten Nast & Lena Gleichauf

Reducing PCB Costs – Tips for Smart Planning

Reducing PCB Costs – Why Smart Planning Makes the Difference

What our satisfied customers say

I also thank you very much for the top message and your support in this matter! We appreciate this very much. Through the early delivery, you have saved us a lot of trouble with our customer!

Also, love to your colleagues in the assembly of components, who made an extra effort for us! That's what I call top customer service.

Martin Isenschmid Impact Acoustic AG, Chief Purchasing Officer

What our satisfied customers say

For this reason, I would like to thank you in advance for the super support and cooperation. As I have already informed you, I am also passing on this positive feedback internally. The entire, open communication is very exemplary and so we were able to deal with the issue quickly.

Fabio Zürn Oertli Instrumente AG, Quality assurance

What our satisfied customers say

Dear FELA team, I would like to take this opportunity to thank you for your outstandingly fast feedback as well as the samples! A cooperation as one would wish!

Cornelius Berns Thermokon Sensortechnik GmbH, Head of Sales
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