More than Power Supplies & EMI/EMC Filters

With more than 60 years of experience as a Power Supply and EMI Filter manufacturer, our team can provide unmatched engineering support to take your product from design to production.

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Power Distribution Systems

AC/DC Power Systems

Overcome your power and EMC challenges with a powerful system solution, perfect for your product application. With Astrodyne TDI's innovative integrated power and EMI filter solutions, you can skip those late nights and take your product from design to market in record time. 

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Astrodyne TDI News and Blog Posts

Blog | Apr 23, 2021
Conducted EMI vs. Radiated EMI — What’s the Difference?

Electromagnetic interference (EMI) is a phenomenon that often occurs when electrical devices are exposed to external electromagnetic (EM) fields. In some cases, exposure to EMI can lead to component ...

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Blog | Apr 23, 2021
What is TEMPEST?

The TEMPEST specification (designated by US National Security Agency) refers to the susceptibility of computer and telecommunications devices to data theft. Some electronic equipment emits ...

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BLOG | June 24, 2020
3-Phase Power: Delta vs Wye Explained

Three-phase power plays a key role in the design of electrical systems, and 3-phase EMI filters are an important part of the electrical devices in different markets, primarily in heavy-duty industrial applications.

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