Byron F-16 Turbine Conversion
#129
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Join Date: Feb 2002
Location: Palm Coast, FL
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I guess my question should be is it worth doing? What kind of performance have you guys had with the EDF. What set-up worked well and what didn't work so well. Thanks for the reply's guys...if you can post a few photos.
#130
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Join Date: Jun 2002
Location: Langley,
BC, CANADA
Posts: 815
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Here is my build. I use different versions of the E-Byro fan. Cheap, light , low amps, and more power than the OS91 version.
http://www.rcuniverse.com/forum/elec...onversion.html
http://www.rcuniverse.com/forum/elec...onversion.html
#132
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Hey guys been while
I saw a post about having a hard time getting fuel on the CG. I got 3 24oz tanks for 72oz pluse UAT
Right on the cg if you look at my pic you can see a small black line that is the CG
I ended up moveing the turbine back to help cg
I think I have mine sitting a little to nose high for now
I saw a post about having a hard time getting fuel on the CG. I got 3 24oz tanks for 72oz pluse UAT
Right on the cg if you look at my pic you can see a small black line that is the CG
I ended up moveing the turbine back to help cg
I think I have mine sitting a little to nose high for now
#136
My Feedback: (34)
According to 3 big builders on RC Groups, all have said the preformace was ok, most said they would not do it again. I don't see it but they say its such a dragy air fram that you need to be above 3/4 to keep it in the air.
Well I just finished painteing the wings and the fuse wihte, so I have done a lot more so far, Im still worried about the weight.
I'll have to check once painted but I think Im at 21 pounds with full UAT.
Well I just finished painteing the wings and the fuse wihte, so I have done a lot more so far, Im still worried about the weight.
I'll have to check once painted but I think Im at 21 pounds with full UAT.
#137
My Feedback: (6)
Mike,
Remember it was a ducted fan plane.....It came in around 11 pounds with an OS 91. Or, at least my did. With a turbine, it is nearly double that weight. Draggy....yet.....but with a ducted fan it topped out at 90 mph at best. So you never really noticed it. It was big with lots of wing to fly with minimal power.
The Tam Jets F-16 I have is much more clean and weight about the same. But, it is a smaller, sleeker, jet designed to be turbine powered and do 150 mph+. Different design requirements. It is a more realistic hot rod jet....
I had a friend do the conversion.....he concurs...lots of effort better spent on a plane designed to be a turbine jet. His had a short life due to wearing out, not a crash......Byron was great for its time and for a ducted fan.......turn it into a 21 lb turbine jet and it just wasn't made for it.
my two bits,
DW_Crash
Remember it was a ducted fan plane.....It came in around 11 pounds with an OS 91. Or, at least my did. With a turbine, it is nearly double that weight. Draggy....yet.....but with a ducted fan it topped out at 90 mph at best. So you never really noticed it. It was big with lots of wing to fly with minimal power.
The Tam Jets F-16 I have is much more clean and weight about the same. But, it is a smaller, sleeker, jet designed to be turbine powered and do 150 mph+. Different design requirements. It is a more realistic hot rod jet....
I had a friend do the conversion.....he concurs...lots of effort better spent on a plane designed to be a turbine jet. His had a short life due to wearing out, not a crash......Byron was great for its time and for a ducted fan.......turn it into a 21 lb turbine jet and it just wasn't made for it.
my two bits,
DW_Crash
According to 3 big builders on RC Groups, all have said the preformace was ok, most said they would not do it again. I don't see it but they say its such a dragy air fram that you need to be above 3/4 to keep it in the air.
Well I just finished painteing the wings and the fuse wihte, so I have done a lot more so far, Im still worried about the weight.
I'll have to check once painted but I think Im at 21 pounds with full UAT.
Well I just finished painteing the wings and the fuse wihte, so I have done a lot more so far, Im still worried about the weight.
I'll have to check once painted but I think Im at 21 pounds with full UAT.
#138
My Feedback: (101)
Nearly completed with my conversion of the Byron F20. I am guessing it will come in at about 20lbs wet. The design is a bit cleaner than the Byron F16. The mods done to it aren't that significant. Sheeted the wings and tail surfaces was one deviation from the plans. We will see how it does
#142
My Feedback: (34)
Hey guys today was the day I put sexy girl in the air
It tracked really well and I sure my really high nose up stance, I thought I would need ripped off
flaps to get off nicely but they were not need
After 200 or so feet of runway she took of sweet, got her up 2 mistakes high. Need a few clicks of down trim.
I was having a hard time in the turns as it kept dropping the nose.
With the AMT180 cruise was just a tad over 1/2 power. Wich as a blistering 90_100 mph.
I felt like I could fly it slower but my partner told me f16 don't fly slowly
I planned on trying 1\2 flap but never got around to it
I killed the power and pulled the nose up. I can't believe how quickly it slowed down. Unfortunately about a foot up she stalled and droppedand rripped the front nose gear out
So lessons learned:
Keep the power on around 1\4 until 1 foot off the ground
My local expert changed my ali to add differenterntal were the ali dont go up as much as down. He says that this will help with the tucking issue
It turned out that the guy who glued the wood blocks in had the grain going the wrong way and I only used 1/4in long screws, so that is why it rippe
It tracked really well and I sure my really high nose up stance, I thought I would need ripped off
flaps to get off nicely but they were not need
After 200 or so feet of runway she took of sweet, got her up 2 mistakes high. Need a few clicks of down trim.
I was having a hard time in the turns as it kept dropping the nose.
With the AMT180 cruise was just a tad over 1/2 power. Wich as a blistering 90_100 mph.
I felt like I could fly it slower but my partner told me f16 don't fly slowly
I planned on trying 1\2 flap but never got around to it
I killed the power and pulled the nose up. I can't believe how quickly it slowed down. Unfortunately about a foot up she stalled and droppedand rripped the front nose gear out
So lessons learned:
Keep the power on around 1\4 until 1 foot off the ground
My local expert changed my ali to add differenterntal were the ali dont go up as much as down. He says that this will help with the tucking issue
It turned out that the guy who glued the wood blocks in had the grain going the wrong way and I only used 1/4in long screws, so that is why it rippe
#146
My Feedback: (34)
Well I took a little lead out of the nose so I moved the cg back 3_4mm. Byron CG is 3 1/2 to 3 3/4 ahead of the motor plate so im just a little behind 3 1/2 but ahead of 3 1/4.
I also added 30 differental. Were the ali gose more up than down
These 2 changes made a huge difference! It flys more like a jet I could make nice contoled turns
Im thinking of changing the AMT out for the p80 for more thrust and less weigh
I also added 30 differental. Were the ali gose more up than down
These 2 changes made a huge difference! It flys more like a jet I could make nice contoled turns
Im thinking of changing the AMT out for the p80 for more thrust and less weigh