RAMSAT ISDN TA-77
ISDN Terminal Adapter
Made for use with M4 or Fleet terminals with ISDN interface

Download Datasheet (PDF)
Download Datasheet (PDF)
Download Schematic (PDF)
Connecting Internet (PDF)
RAMSAT ISDN TA-77
(Asynchronous RS232 to ISDN S0 interface

Robust ISDN Terminal Adapter built for the maritime environment. Supports all standard protocols used with satellite data transfer even RAMSAT proprietary transfer protocol HASC. Typical use as dial up unit for M4 or Fleet terminals into terrestrial line or CES internet.
May also be used as receiver at shore side installations in peer to peer file tranfer applications. Input interface is standard async RS232 (DB9 female) with a maximum speed of 115200 baud.
Output is standard S0 interface with RJ45 cabling
AT command controlled and transfer protocols with very high performance PPP, HDLC or HASC(tm),X25, V120 etc.