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We’ve had some good trailers for today’s announcements of new LIVE Garmin firmware on Forerunner/Fenix devices…ie the beta releases a couple of weeks back. Well, now many (most?) of those features are live and there are slightly more details on what some of the features precisely involve in some cases

VO2 max is the number that describes your cardiorespiratory fitness. It’s a single number that captures your heart, lungs, circulatory system, and muscle stats all working independently and together. And not surprisingly, your VO2 max is connected to health, performance and longevity.

Using field radio equipment for reliable communications requires you to understand the way radio waves travel. Once you’ve got a grasp of how High Frequency (HF) and Very High Frequency/Ultra High Frequency (VHF/UHF) radio waves carry information from A to B, you can optimise your radio network for more dependable communications.

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