Online Community of Zenith Builders and Flyers
I have a MS Excel calculator for a 701, could you modify it to work with a 300? If so you’re welcome to it.
I have a set of plans for the 300, would that help?
Jim, Owen Sound ,ON
You might consider joining the CH 200/300 forum
has many active flyers and builders of 200/300
lots of long lost info posted over there on these planes