MGL Avionics User Forum

I have a Gen 1 XTreme EFIS with MGL servos in my Zenith STOL 750. I flew for a long time without slats and my cruise was about 80 kts and the AP did OK. Later, I installed the slats, bigger tires, etc., dropping my cruise to about 72 kts. With the AP engaged, it now banks back and forth and it is ve...

I have the XTreme mini-EFIS driving the MGL servos for bank and pitch. Both in the "bugs" and "wpt" modes, my Zenith 750 STOL "wallows" or in other words, rolls left for a few seconds and then rolls right. It tracks the heading OK, but this "wallowing" is uncomfortable! It also holds altitude quite ...