Ruggedized encryption device for voice and data communications

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R&S®MMC3000, Front viewR&S®MMC3000, Side viewR&S®MMC3000, Back view

Key facts

  • Voice and data encryption for highest security levels
  • Protects HF/VHF/UHF, satellite communications and line transmission
  • Fully rugged, tamper protected, TEMPEST proof
  • Stationary and mobile deployment in all military branches
  • Customizable crypto algorithms for specific user requirements

Brief description

The R&S®MMC3000 is a fully ruggedized tactical crypto device for encrypting and decrypting voice and data communications at the highest security levels. It is based on the ELCRODAT 4-2 but has no NATO crypto algorithms. Since it is TEMPEST-proof, it can work with HF/VHF/UHF radio, satellite communications and line transmission equipment. It is ideal for deployment on stationary and mobile platforms in rugged terrain and in naval and airborne environments.

Features & benefits


Dedicated operator interfaces for various applications

The R&S®MMC3000 offers a wide range of operator interface options for various application platforms and scenarios.

  • Remote control software system management interface
  • MIL-bus communications system management interface
  • Control unit user interface
  • Headset/intercom interface


Multiple traffic/operating mode and transmission method versatility 

The R&S®MMC3000 flexible interface concept with analog and digital communication interfaces supports a variety of traffic and operating modes and transmission methods. 
Traffic modes based on operating modes and transmission methods:

  • Operating modes for voice and data transmission
  • Teletype for extremely reliable communications
  • Ready for transmissions over IP
  • Synchronous and asynchronous transmission over red and black interfaces


Comprehensive protection through elaborate security concept

The R&S®MMC3000 has a security concept that covers the entire crypto lifecycle for comprehensive protection.

  • Audited production environment
  • Hardware red-black separation and tamper protection
  • Secure key generation and management


Functions with various radios

The R&S®MMC3000 was tested with many different radios to establish a solid base for interoperable, secure communications with a wide range of vendors.


Wide selection of accessories simplifies commissioning and operation

Configuration PC increases efficiency and accuracy of preset loading process.

  • Mounting frame secures the device in physically demanding environments
  • Seamlessly adjustable external power supply unit (110 V/240 V)
  • R&S®GP3000 data loading device (DLD) enables key distribution to geographically dispersed units

Available options

R&S®MMC3000 control unit

R&S®MMC3000 control unit

R&S®MMC3000 MIL-bus

R&S®MMC3000 MIL-bus module

Mounting frame

R&S®MMC3000 mounting frame

Power supply

R&S®MMC3000 external power supply (110V/240V)


R&S®MMC3000 handset

ConnKit w/oMIL

R&S®MMC3000 mating connector kit

R&S®MMC3000 mating connector kit without MIL-bus connector

ConnKit wMIL

R&S®MMC3000 mating connector kit

R&S®MMC3000 mating connector kit with MIL-bus connector

ConnKit RCU

R&S®MMC3000 kit for remote control unit

RC control software

R&S®MMC3000 remote control software for Microsoft Windows® based PCs single user licence for control and supervision of up to 32 R&S®MMC3000


R&S®MMC3000 secure management system

R&S®MMC3000 secure management system: R&S®SMS3000 work station with KGM software R&S®KGE3000 customized key generator unit fill cable for DLD

SMS3000 KD

R&S®MMC3000 key distribution

R&S®MMC3000 key distribution includes: R&S®SMS3000 laptop with KD software fill cable for DLD


R&S®MMC3000 data load device

R&S®MMC3000 data load device for R&S®MMC3000,  set includes: DLD GP3000 fill cable for R&S®MMC3000

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General and legal information

Manufacturer's recommended retail price (MSRP). The price shown does not include VAT. Prices and offers are only intended for entrepreneurs and not for private end consumers.

You may use the electronic signature via DocuSign to submit your information to enroll with the Rohde & Schwarz Customer Delegated Administration program. DocuSign processes the information provided according to their . The minimum system requirements for using the DocuSign system may change over time. The current system requirements are found

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