RC66 Radio Communications Software

RC66 Communications Suite V3

The RC66 Software provides you with the ability to send and receive emails efficiently and reliably over HF radio links and the Internet. The RC66 Software supports STANAG 5066.

Features and Benefits

  • Email Client: Sends and Receives Email Error-Free over HF Radio and Internet
  • STANAG 5066 ARQ
  • Runs on Windows (TM) NT, 2000, XP Platforms
  • JITC Certified (Fort Huachuca, Arizona)

HF Email Standards

  • STANAG 5066 Annex F
  • CFTP Client
  • HMTP Client

Internet Email

  • 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

  • Email Management Capabilities
  • Configuration File-Based
  • Email Routing Table
  • Email 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