September 1, 2015
AIS Transponder on a Jet Ski

AIS Transponder on a Jet Ski

Earlier this year we were approached by Al Charles who was attempting to combine two of his favourite past times; fishing and jet skiing. Al was passionate about making his Jet Ski suitable for offshore fishing around the UK coasts and proceeded to squeeze a complete suite of navigation equipment […]
April 14, 2014
Mounting a VHF, AIS, GPS or Wi-Fi Antenna

Mounting a VHF, AIS, GPS or Wi-Fi Antenna

With so many different antennas on boats these days (VHF, GPS, AIS, TV, Wi-Fi, NavTex, etc.), knowing the best way to mount and install them can be quite bewildering. The good news is that many marine antenna manufacturers have standardised on the 1″ x 14 TPI thread mount (one inch […]
March 25, 2014
Dedicated VHF Antenna or Splitter

Class B Transponder – Dedicated VHF Antenna or Splitter ?

One of the most common questions we are asked by customers wanting to purchase an AIS Class B Transponder like our AIT2000, is what VHF antenna should they use ? The AIS system, uses two special “Data Only” channels of the VHF frequency range to transmit and receive its packets […]
February 24, 2014
AIS + VHF Antenna Separation

AIS + VHF Antenna Separation

  The AIS system works on two channels in the VHF frequency range and in order to receive or transmit AIS information it is necessary for the AIS unit to be connected to a VHF antenna. One option is to fit a VHF splitter such as our SPL2000, which allows […]
October 11, 2013

AIT2000 + GX2000E a Great Combination

Our AIT2000 Class B AIS Transponder is most commonly installed with an AIS compatible Chart Plotter, so that the AIS targets can be displayed on the electronic chart. However, on sail boats it is often desirable to turn off the chart plotter on longer legs to reduce power consumption, but […]
February 16, 2013

RF Connectors + Cables Explained

We often talk to customers about the RF (radio frequency) cables and connectors on their boats and sometimes it is clear that the connector names and cable references that we take for granted are not always recognised by our customers. With this in mind, we decided to publish a new […]
June 6, 2012

AIS TRANSPONDERS – Do I need another GPS antenna?

We’re asked this all the time…   Unfortunately, the regulations surrounding AIS do not permit feeding an AIS transponder with an alternative GPS source from, for instance, a NMEA output from a chart plotter.  All Class B transponders must have their own internal GPS and they will validate its accuracy […]