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Search: Posts Made By: senrak
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Forum: Seaplanes
04-17-2017, 02:24 PM
Replies: 609
Views: 101,352
Posted By senrak

Just forget about the tank being empty or full....

Just forget about the tank being empty or full. It doesn't matter. You balance these planes with an empty tank. This holds true for every model I've ever built, and the Northstar is no exception. The...
Forum: Seaplanes
04-17-2017, 05:23 AM
Replies: 609
Views: 101,352
Posted By senrak

"So with added fuel the balance point moves about...

"So with added fuel the balance point moves about 1" (2.5cm) rearwards, meaning the model gets more "nose heavy",,"


If the CG moves back, the model has become more tail heavy.
Forum: Seaplanes
01-23-2012, 11:15 AM
Replies: 609
Views: 101,352
Posted By senrak

RE: Northstar mods - Tell me what you think

The weight of fuel is not considered when balancing this plane. Balance is measured with an EMPTY fuel tank. I would estimate the weight of an empty fuel tank at about the weight of a servo. So you...
Forum: Seaplanes
01-23-2012, 07:28 AM
Replies: 609
Views: 101,352
Posted By senrak

RE: Northstar mods - Tell me what you think

drumduan,
I have found that weight and it's distribution on this airplane are very critical. It must be kept as light as posssible. I have found that that an OS46 is just barely enough power if you...
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