Signals Defense Product Catalog
The 2026 Signals Defense catalog is here and contains information on our best selling Signals Defense products including: RF/IR window films, foils, tapes, paints, caulk, and Lockmasters RF/STC doors and locks.
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Building Shielding Experts
Thank you for considering Signals Defense for your building shielding needs. We are thrilled to share our product catalog for your reference. We have continued to expand our product line to cover all of your shielding requirements.
Understanding Electromagnetic Interference
If you’ve ever listened to the radio, and have heard the sound become distorted, then you’ve likely just experienced electromagnetic interference, or EMI. Also sometimes referred to as radio frequency interference (RFI), this occurs when one electromagnetic field...
Securing Smart Buildings Against IR Eavesdropping
Securing Smart Buildings Against IR Eavesdropping While the introduction of the IoT (internet of things) has helped the world move forward into a new high-tech era, it's not without its threats. As devices have become more advanced, new threats emerge - and one of the...
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Suite L
Owings Mills, MD. 21117