Every Year we close our doors for two weeks to give our staff a well earned rest. This year the office will be closed from 4th August 2017 to 21th August 2017.

The Website will remain open and operational, however orders, and enquiries, will NOT be processed until our return on the 21th. Please allow for this delay when ordering.

Thank you for understanding and we wish you all a pleasant summer with lots of sailing. The Team @ Yachtbits

Comar Systems AST200 AIS Transponder Antenna Splitter - AST200

Comar Systems AST200 AIS Transponder Antenna Splitter - AST200
Comar Systems AST200 AIS Transponder Antenna Splitter - AST200
Brand: Comar Systems
Product Code: Comar AST200 AIS Transponder Antenna Splitter - AST200
RRP Inc VAT: £294.00
Our Price: £180.00
Price Ex VAT: £150.00
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Comar Systems AST200 AIS Transponder Antenna Splitter - AST200




The AST200 Class B AIS VHF Antenna splitter is designed to simplify installation of the CSB 200 Class B Automatic Identification Systems (AIS).

The unit removes the need for a separate VHF antenna allowing a single antenna to be shared with a VHF radio. This VHF antenna splitter has been specifically designed for use with two transmitting devices and has the added capability of an additional FM radio connection.


  • Simple and quick to install, using a single VHF antenna for both AIS and VHF operation saves installation cost and time.
  • Failsafe operation ensures priority to VHF voice & DSC radio operation, even if the splitter power supply fails.
  • Additional output available for FM radio antenna connection.
  • Simple LED indicators show when VHF voice radio or AIS is transmitting or receiving.
  • Includes RF leads for connection with AIS transponder, VHF radio, and a power lead.
  • Operation from 12/24 VDC


  • 12/24 Volts DC power, 120ma @ 12V
  • Minimal insertion loss
  • Fail safe to the VHF radio
  • Simple installation
  • AIS VHF freq. 156.025-162.025 mhz
  • Dimensions L: 145, W: 120, H: 60 mm
  • FM radio socket
  • Supplied with 1m VHF radio cable, 2m AIS cable

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KM Electronics Ltd - Brooke Business Park - Heath Road - Lowestoft - Suffolk - NR33 9LZ - UK