MJS News and Articles
How PCB Design Has Changed Over the Last 50 Years
In the 1970s, designing a circuit board involved drawing schematics and physical artwork by hand. Today, PCB designers work in sophisticated digital environments that can account for electrical, mechanical, and manufacturing constraints...
Internship Highlight – Khiem Nguyen
My name is Khiem Nguyen, and during the summer before my Junior year at ASU, I had the opportunity to join MJS Designs as an Engineering and Design Intern. This experience really was one to remember, thanks to a team that was welcoming and helpful,...
Internship Highlight – Kathleen Yu
My name is Kathleen Yu, and I am an incoming junior studying Electrical Engineering at Arizona State University. This past summer, I was given the opportunity to be a Summer 2026 PCB Design Intern for MJS Designs. My experience working here was...
Employee Highlight – Jerry Mohney
In 1976, CEO Jerry Mohney started MJS Designs from his kitchen table. Fifty years later, that one-person operation has grown into a trusted electronics manufacturing partner, evolving alongside an industry that has changed significantly over the...
Employee Highlight – Dawn Northrop
When it comes to leadership, President Dawn Northrop is exemplary. She has spent more than three decades at MJS Designs, growing from what was intended to be a summer job into a role in production management and, ultimately, President. Her...
When Should You Use a Commercial Off-the-Shelf (COTS) Single-Board Computer?
At its core, a single-board computer (SBC) is exactly what it sounds like: a fully functional computer built on a single printed circuit board (PCB). Instead of requiring separate motherboards, RAM sticks, and storage drives, an SBC integrates the...
Employee Highlight – Conformal Coating Team
While the Conformal Coating department is one of the newest additions to MJS Designs, its impact is significant. To meet growing customer demand for PCB assembly and protective coating under one roof, MJS Designs expanded its capabilities by...
Employee Highlight – SMT Department
When it comes to precision and problem-solving, the Surface Mount Technology (SMT) Department at MJS Designs sets the standard. Combining technical expertise, attention to detail, collaboration, and innovation, this dedicated team of nine highly...
Space and Aerospace: What It Takes for PCBs to Survive Launch and Operations
Printed circuit boards (PCBs) developed for space and aerospace applications must reliably withstand extreme environments throughout their operational lifetime. From launch vehicles and satellites to avionics, defense systems, and high-altitude...
Internship Highlight – Alexander
My name is Alexander, and during the Spring of my Junior year of college at ASU (pursuing an Electrical Engineering degree), I had the opportunity to intern at MJS Designs in the Engineering and Design departments. The path I took to get there was...
Employee Highlight – Angel Chavez
If you’ve ever called or walked through the front doors of MJS Designs, chances are you’ve been greeted by Angel Chavez. For the past six years Angel has been the first face to welcome employees, visitors, and guests, always with a warm smile and...
Managing EMI & Crosstalk in PCBs and Electronic Systems
As electronic systems continue to advance in speed, density, and complexity, managing electromagnetic interference (EMI) and crosstalk becomes a critical aspect of any successful PCB design. These effects can significantly hamper signal integrity,...
Employee Highlight – Niklaas Visser
When it comes to exceptional skills in operations and finance, Operations Finance Director Niklaas Visser stands out. His entrepreneurial spirit, eagerness to fully immerse himself in processes and business operations, and thoughtful, strategic...
Electronics in Agriculture: Designing Technology to Power the Next Generation of Farming
Modern farms increasingly rely on electronic systems to monitor crops, automate equipment, and manage resources more efficiently. Sensors distributed throughout fields collect environmental data, intelligent control systems automate irrigation and...
Employee Highlight – Joshua Watt
With more than two decades of experience in electronics and circuit manufacturing, a passion for problem-solving, and a drive to continuously improve processes, Joshua Watt was a natural fit for the new role of Customer Furnished Material...
Why Single Pair Ethernet is the New Industry Standard
Communication technologies are continuously evolving to meet increasing demands for performance, reliability, and long-term support. In industrial and embedded systems, interfaces that were once considered sufficient can quickly become bottlenecks...
The Importance of Signal Integrity in Modern PCB Design
Designing reliable high-speed interconnects requires more than simply establishing the right connections. Poor signal integrity can cause intermittent failures, reduced performance, or complete dysfunction in otherwise correct designs....
Employee Highlight – Tim Jefferies
MJS Designs provides test solutions across a wide range of applications, helping solve some of the industry’s toughest product challenges. At the center of that work is Test Engineer Tim Jefferies. With more than two decades at MJS Designs, Tim...
Why Readable Embedded Code Matters for Your Product’s Success
The quality of embedded software extends beyond whether it performs correctly. Readability is how clearly the code is structured, documented, and written. It determines how effectively embedded software can be understood, maintained, and expanded...
Employee Highlight – Angela Espinoza
The stockroom at MJS Designs is a hub of constant activity, with parts arriving, being carefully verified and kitted for production, and later returned, restocked, and tracked. At the heart of it all is Angela Espinoza. As Stockroom Attendant,...




















