Hi Carsten,
In practice I think it would be fair to say that the (previous) Fellows or (current) Supporters *are* the community - specifically, the paying part of the community, those who identify enough with the FSFE to invest an annual amount.
Thanks for weighing in. We've always tried to make clear to people that as a non-profit, we value the time people put into our activities, more than we value financial contributions. We also have many volunteers from countries where an annual 60 Euro contribution is actually a lot of money. So I'd be hesitant to not count them as part of our community, in this sense.
But counting them as part of the community is on the other hand more difficult. Unless we simply accept everyone who's subscribed to any FSFE mailing list as eligible to vote, which is certainly possible.
(As long as they know and are informed when they sign up to the mailing list that this implies them getting mails not only related to the mailing list but also for votes for community representation).