RC66 Communications Suite V3

The RC66 software provides you with the ability to send and receive e-mails efficiently and reliably over HF radio links and the Internet. The RC66 software supports STANAG 5066.

Features and Benefits

  • E-mail Client: Sends and receives E-mail error free over HF radio and internet
  • STANAG 5066 ARQ
  • Runs on Windows (TM) NT, 2000, XP platforms
  • JITC Certified (Fort Huachuca, Arizona)

HF e-mail standards

  • STANAG 5066 Annex F
  • CFTP Client
  • HMTP Client

Internet e-mail

  • Microsoft Outlook™ compatible
  • SMTP, RFC 2821
  • POP3, RFC 1939

ARQ Data Protocol

  • STANAG 5066 protocol V1.2
  • Automatic Data Rate Change
  • Compatible with Microsoft Outlook (TM)


  • S 5066 is an open standard
  • Windows™ NT, 2000, and XP

Automatic Link Maintenance

  • STANAG 5066 Annex C
  • Automatic Data Rate Change
  • [Automatic channel switch]

Control GUI

  • E-mail management capabilities
  • Configuration file based
  • E-mail routing table
  • E-mail gateway setup
  • STANAG 5066 Setup
  • Synchronous PCI card RM-SC available. EIA 530 compliant
  • Interoperable communication of HF Radio Synchronous Card: PCI format hardware for std crypto unit
Contact us for pricing

Product Accessories

System Architecture Diagrams