The Barrett 2020 HF data system provides internet email connectivity and fax services to and between remote sites located up to 2500 km from traditional telecommunications services using free to air HF radio as the transmission medium. The 2020 system is simple to install and easy to use.

To the end user, the HF system is transparent; emails are sent and received via the users own and familiar mail client software such as MS Outlook, Lotus Notes or any other common email program. For the system administrator, a variety of automatic linking options and a link scheduler all fully interoperable with MIL-STD 188 141B ALE and CCIR selective calling protocols are provided to achieve a comprehensive and automated HF email network solution.



2020 Internet Gateway provides a seamless portal to and from the internet and HF network either via dial up connection or LAN mail server.

2020 Fax Gateway supports fax traffic from the HF network to the Public Service Telephone Network (PSTN).

Supports standard Mail Client user interface (SMTP/POP and LAN). Mail users can use their own and familiar mailing software (e.g. MS Outlook, Outlook Express, Lotus Mail, Pegasus Mail, Etc).

Can be integrated easily within 4 and 6 Digit Selcall Networks for combined HF voice and data communications between network stations.

A 2023 modem PCB is available to interally fit within a 2050 transceiver.

Provides on-the-air linking protection ensuring communication is possible only between like-coded stations.

Intelligent and user configurable Link Quality Analysis (LQA) providing automated channel selection, link establishment and fully automatic mail transfers for 24 hour unattended operation.

For pre-determined and automated mail delivery at set times according to individual network requirements.

Ensures email and other traffic is transferred in the shortest possible time frame. E.g. Up to 160 Kb *.txt file/43 pages of A4 text in as little as 90 seconds, subject to link quality and file compressibility.

Allows transmission of third party encrypted file data for higher level data protection requirements.

Compatible with Windows 98, 2000, XP, Vista, Windows 7, Windows 10