Of course, if you are going to shell out the cash for a new glass cockpit, you might want to consider upgrading your GPS and navcoms at the same time. This is an easy decision, in our opinion. To make your aviation dollar go further, you will want to buy a bundled unit that combines a WAAS IFR GPS receiver (required for the upcoming ADS-B mandate, which we'll talk about) with top-notch navcom radios and a brilliant color LCD moving-map touchscreen display.
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