Anti-eavesdropping /radio Frequency(Rf) Films

Signals Defense patented RF window technology has been engineered to meet stringent US Intelligence community security requirements for facilities handling classified information.

Our technology is the standard for the US government and corporations desiring to properly secure locations handling sensitive and/or classified information. Signals Defense window films meet the TEMPEST requirements for the intelligence community directive ICD 705 and the DoD Infrared and Radio Frequency Emanation Protection Standards.

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