Concept2 Forum

Hi All, I have an issue with a PM5. During a workout the numbers dim but the backlight stays on. I have had it repaired and the voltage regulator was faulty. It has started to have the same issue. Is there an issue somewhere else that could be blowing the voltage regulator? It still connects to erg ...

Hi All. The ergdata app is pretty good but .... c2 are including heart rate zones and using age and max heart rate to calculate where your zones should be. Why aren't they using resting heart rate and max heart rate zone to make a more accurate calculation of your heart rate reserve instead and then...