Selected by United Kingdom Royal Navy and French Navy.
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- STANAG 4415, 4285, 4481, 4529 and 4539
- MIL-STD 188-110B - ALE-MIL-STD 188-141B - HF 3G as per STANAG 4538 |
TRC 1774-1 HF modem and ALE Controller

- One modem and one ALE (Automatic Link Establishment) function
- ALE plus data and ALE plus voice embedded
- ISB dual channel operation (autobaud 75-19200 bps) included
- Easy system integration thanks to two full remote control interfaces, one for ARQ (HF-email) and one for the Management System
- Simple menu-driven local operation
- Growth potential for future waveforms such as OFDM (rates higher than 19.2 kbps)
TRC 1774-3 Tri-channel HF modem and ALE Controller

- Three modem and three ALE (Automatic Link Establishment) functions in 1U with full redundancy
- Growth potential for SIMO and MIMO
- F3 (Fit/Form/Function) with former TRC1752