Originally Posted by ingleburn

Mnem will choke on his dinner but I use this one and it does everything I need.You just need to buy some genuine Hako tips for it. http://www.ebay.com.au/itm/Yihua-Sol...78145a4&_uhb=1

Im sure the one you listed would be much better but Brian has taught me well
As for GPS problems, I always check here now before I fly. Sometimes it doesnt matter how good your stuff is, reception will be poor.