CSD 3324 SE Secure Telephone and Fax


Secure Voice and Fax Telephone Encryption

Product Features

  • Strategic-level security
  • Excellent recovered voice quality (dual vocoder design)
  • Interoperates with DSP 9000 radio base military encryptor
  • Operates over degraded telephone line conditions with auto-fallback
  • Easily connects to any Group 3 fax machine
  • 128-bit encryption (Teltect-SE)
  • Secret Local Key based – 800 keys
  • User customizable Teltect-SE crypto algorithm
  • Backward compatible with TCC's previous generation CSD 3324E

CSD 3324 SE Secure Telephone: Voice, Fax Encryption

TCC's CSD 3324 SE Secure Voice Telephone and Fax Encryption system uses powerful, 128-bit encryption driving dual, full duplex Teltect-SE data encryption engines. The DSP-based 9,600 bps vocoder provides excellent voice quality with fall-back modes to 4,800 bps digital, and "DSP 9000" analog mode for low quality lines.

DSP 9000 Secure Voice Radio Encryption family

The CSD 3324 SE secure voice capability interoperates with a member of TCC's military DSP 9000 secure radio encryption family for an office-to-field secure voice "commanders net." The DSP 9000 family of secure radio encryption systems provides secure communications for audio-band communications transmitted over narrowband voice channels. DSP 9000 secure radio encryption is available in base station, manpack, radio-embedded, and handset configurations, and operates with all radio makes and models for universal radio encryption capability.


TCC is dedicated to quality products and services. TCC is ISO 9001 certified. ISO 9001, granted to TCC by TUV, is the most stringent standard available for total quality systems in design/development, production, installation and servicing.

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