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Marine Electronics

Marine Electronics & NMEA Data Converter & Interfaces

AST Elektronik offers a wide range of marine electronics products dedicated for professional applications. We constantly upgrade our existing products and launch new ones to meet expectations of our customers. If you do not find a product that can meet your requirements, please contact us as we might have a solution available. Designed and manufactured in our modern production facility in Turkey.

We offer specialized marine electronics devices, interface cards, NMEA data converters, hardware and software solutions for ships, yachts, ferries and fishing boats. We develop products and systems ranging from circuit boards to graphic displays. Special solutions can be further developed on request. We offer an efficient and professional service, if you have any requirements for products that are not currently available on our site please contact us and we may be able to order in the part for you. Dont’ hesitate to contact us for custom solutions. We include all installation information with the products that are shipped and manuals are available for download here on our website. 

We produce our products under our own brand UNIMAX.

Our Main Marine Electronics Products


Digital Gyro Repeater

It is used to monitor the heading information from distant points within the ship.Ideal for viewing the big screen from afar.The screen brightness can be adjusted with the DIM setting.

Technical Specifications
Supply voltage9-32VDC
ProtocolNMEA0183, IEC61162
Input1 X Galvanic isolated
Input NMEA SentencesXXHDT
Input Speed4800, 38400 bps
Display7 Seg LCD Dimmable

Speed Over Ground Converter

It converts the speed over ground data received from the GPS to the $VDVBW and $VWVHW format.

Technical Specifications
Supply voltage 9-32VDC
Protocol NMEA0183, IEC61162
Input 1 X Galvanic isolated
Output 1 X RS422 RS485
Output Speed 4800, 38400, 115200 bps

Course Over Ground Converter

It converts the speed over ground data received from the GPS to the $IIHDT format.

Technical Specifications
Supply voltage9-32VDC
ProtocolNMEA0183, IEC61162
Input1 X Galvanic isolated
Output1 X RS422 RS485
Output Speed4800, 38400, 115200 bps
Output NMEA Sentence$IIHDT,x.x,T*hh

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