Fax: 44 (0)23 80 The DAC Antenna Control Unit (exclusively for use with Sea Tel Marine. Stabilized Antenna .. Satellite Footprint Charts. version (ie DAC VER ). 10 seconds later, the. Click here for commercial price list, Call Sales +44 (0) 23 cart To order simply specify seaPro lite and the required Livechart chart pack. AIS USB -A true two channel receiver, Just add a VHF antenna, both data and . Worldwide Tidal Curve database for seaPro standard and seaPro lite (requires ver 6.x or. EPR Software Update, Dec 11, , , 10MB HDS Generation 1 Navionics Background Chart – For Early Production HDS Combo and Map units.

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Scalar plot of SWR and Zs over 1. Yearly Tidal factors Update seaPro disk or download for free go to downloads page. Resistance initially goes lower, then works its way back to 1. This is higher than the previous 4. Prices vary – please antehna the links below.


To find the cost to update a chart pack look at the Update code far right above for pack. AI Accessories – spare DC power cable lead. Multi packs – Large coverage with a small price. Upgrade seaPro plus to latest version 7.

Euronav Navigation Systems

To order simply specify seaPro lite and the required Livechart chart pack. A full range of options with up to 96nm range and 9′ scanner is availabl e Adriatic East inc Croatia. France,Belgium, Netherlands and Germany. The transmission line is ohms.

For more options see online shop. Click here for commercial price list. If the antenna impedance were constant, we’d expect a circle around the center of the chart due to the impedance transformation of the ladder line. Practical Navigation for the Modern Boat Owner.

Caribbean inc Panama and Bahamas. Spain and France South. Competitive upgrades to seaPro standard from equivalent version. The yellow marker shows minimum SWR at 5. Software Upgrades to series. Spain North and South inc Balearics and Canarias. Super packs – covering even larger areas. It looks like the resistance is too low for the analyzer since it’s showing about -9 ohms resistance.


27 Foot Inverted Vee

It’s unlikely that the resistance is negative! Again, the negative resistance is unlikely. Malta to Cyprus and N.

But, the antenna is not constant impedance, so we’re seeing anyenna varying antenna impedance transformed by the varying electrical length transmission line. Official vector chart data – Can be used as a legal replacement for paper charts if used with an approved ECDIS system. The yellow marker again shows the mimimum SWR at 4.

Admiralty Total Tides world coverage. Navionics card reader only – replacement unit. A Smith Chart sweep from 1. Navionics upgrade and card reader.