Dave Patrick Edge 540 Project..
#1
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From: Tehachapi, CA
New project finding an alluminum rod that will fit that dam little hole on the elevator of the Dave Patricks Edge 540 120. Funny thing is i found a screw driver that fits the hole perfect, but its not long enough or id cut it and use it. But it was good for taking a measurement with the micrometer.
SO Im wondering if anyone knows were i can find some alluminum rods on the internet. I looked at tower hobbies and there eighter to big or to small. I can see this is going to be a project just looking for an aluminum rod.
Need an aluminum rod that is .1575" in diameter that is the size of the screwdriver shaft that fits the hole tight witch would be perfect if i could find a rod that size but i dought that is going to happen.. closest to this size would be 5/32" = .15625" figure if i can find an aluminum rod that is 5/32" and about 12 inches long i will be in bussiness.
So if anyone knows of a place that sells this size of alluminum rod Send me the link figured its worth a shot here why not.
Its a shame that the manufacture of this model doesnt exist anymore. So strange but understandable i guess some companies just dont make it. Hope to get this one flying and have some fun with it. But i can see if it ever crashes that will be it.
Oh and yes the plane looks like it is together but its not used packing tape and just made it look good for the pictures still needs a ton of Hardware nuts and bolts ect. gonna be awhile before this one lifts off into the sky again. so i figured i would start with finding the hard stuff first.
SO Im wondering if anyone knows were i can find some alluminum rods on the internet. I looked at tower hobbies and there eighter to big or to small. I can see this is going to be a project just looking for an aluminum rod.
Need an aluminum rod that is .1575" in diameter that is the size of the screwdriver shaft that fits the hole tight witch would be perfect if i could find a rod that size but i dought that is going to happen.. closest to this size would be 5/32" = .15625" figure if i can find an aluminum rod that is 5/32" and about 12 inches long i will be in bussiness.
So if anyone knows of a place that sells this size of alluminum rod Send me the link figured its worth a shot here why not.
Its a shame that the manufacture of this model doesnt exist anymore. So strange but understandable i guess some companies just dont make it. Hope to get this one flying and have some fun with it. But i can see if it ever crashes that will be it.
Oh and yes the plane looks like it is together but its not used packing tape and just made it look good for the pictures still needs a ton of Hardware nuts and bolts ect. gonna be awhile before this one lifts off into the sky again. so i figured i would start with finding the hard stuff first.
#2
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From: Ottawa, Canada and The Caribbean.
WOW this is so coincidental. I have the same airplane but the Yellow and Blue trim. I bought mine about 5 yrs ago and its still sitting in my home office unbuilt. I kept looking at it and thinking when I am going to build it.
Just last night I was online looking for Dave Patricks website and realized he is no longer in business, that's too bad because he designed and made some really great airplanes including this edge.
Dave Patrick is Canadian born and used to fly at our club when he was a teen, in fact the guy who taught him to fly still flies with us and a friend of mine. Dave went on to win the Pattern Championships more than once I think and had bought over Carl Goldberg Products.
I think what killed his business is when the era of 3D flying came into being and the market was flooded with 3D airplanes, none of which he was manufacturing at the time. The Edge would have been a half decent 3D airplane but with introduction of the Extreme Flight first generation YAK 54, they stole the 3D market along with Great Planes Patty Wagstaff Extra 300L
I have bought over $500 bucks in Hitec Digital high torque servos for this airplane and have a DA50 waiting for it, but was contemplating building it or not. Its such a beautiful airplane, but the EF YAK 88 also got my attention years ago.
The tail stab aluminum I am sure will be easy to fine in CA, just look for an aluminum or metal supplier or look for a scrap metal company. If you have trouble getting it I can get it here for you easily but I am in Canada, you should not have to go that far for it though.
I am happy you are building yours, please keep the thread updated with your progress, who knows I might build mine too soon.
Just last night I was online looking for Dave Patricks website and realized he is no longer in business, that's too bad because he designed and made some really great airplanes including this edge.
Dave Patrick is Canadian born and used to fly at our club when he was a teen, in fact the guy who taught him to fly still flies with us and a friend of mine. Dave went on to win the Pattern Championships more than once I think and had bought over Carl Goldberg Products.
I think what killed his business is when the era of 3D flying came into being and the market was flooded with 3D airplanes, none of which he was manufacturing at the time. The Edge would have been a half decent 3D airplane but with introduction of the Extreme Flight first generation YAK 54, they stole the 3D market along with Great Planes Patty Wagstaff Extra 300L
I have bought over $500 bucks in Hitec Digital high torque servos for this airplane and have a DA50 waiting for it, but was contemplating building it or not. Its such a beautiful airplane, but the EF YAK 88 also got my attention years ago.
The tail stab aluminum I am sure will be easy to fine in CA, just look for an aluminum or metal supplier or look for a scrap metal company. If you have trouble getting it I can get it here for you easily but I am in Canada, you should not have to go that far for it though.
I am happy you are building yours, please keep the thread updated with your progress, who knows I might build mine too soon.
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From: Tehachapi, CA
<span style="font-family: Comic Sans MS">Steve thanks for the link looks like a good site going to need some hardware special screws and stuff great appriciate it.
Been trying to find a manual or some sort of instructions on the net for this aircraft. but i think im out of luck on that one. This plane was given to me and the firewall has to be replaced had some sort of gas engine on it i plan on putting anOS 160 on it or somethingn of that caliber. Have a SPE 26cc gas engine but i dont think it would be enough power for this plane. Im sure a 50cc would be a great engine for it, but im trying not to dump to much into it. Still have to get some good servos for it and thats gonna be expensive.
Mainly just looking at hardware first then electronics and power second. Striker Appriciate that there is some input on this model. i kinda figured it would be like the Leage extra 330L i have, not popular apperently. But since it was a gift I have to realize there is a reason why it was given to me. lol
The friend i fly with told me to keep it light. So im going to try to. Heapperently he had it flying once upon a time. But then gutted it to use the parts in some other model and so it sat in his shed and eventually everything that pertained to the model got misplaced.Think the biggest obstical will be rebuilding the firewall has a big hole in it, since the engine that was on it had the carb that comes out the rear of the enigne im thinking..
So i'll post some pictures of that on here as i get to that part of therestoration of the plane..Keep up update on my progress.
</span></p>
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From: Ottawa, Canada and The Caribbean.
This is a 28% Edge, not too sure a 160 will cut it. I would say a 50cc gas engine for sure, high torque servos for sure and digital. Depends on how you fly and what you want to do. The firewall is nothing to rebuild, honestly. Seek assistance from club members who are good ol builders.
I would save up some cash and do it right. If you loose the airplane hopefully you can save the rest of gear for another airplane
I have the manual but don't have a scanner, tossed it out a while ago.
I would save up some cash and do it right. If you loose the airplane hopefully you can save the rest of gear for another airplane
I have the manual but don't have a scanner, tossed it out a while ago.
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From: Tehachapi, CA
<span style="font-family: Comic Sans MS">I was thinking the same thing Not to sure a 160 would be enough power the plane looks bigger then my 28% Leage extra 330L and its got a 45cc engine on it. Im thinking it needs a 50cc at minumum. But im going to ask the previous owner what was on the plane before he seems reluctant to give me to much infofor some reason, but i'll find out..</span>
#7

My Feedback: (84)
Nice looking Edge, I have a DA 50 in mine but it was flown with a Saito 150 and was great. Someone I know has a YS 140 it is even better. The OS 160 is just fine and has plenty of power to do IMAC style flying, MOKI (MARK 180 or 210) is great also. (What Dave designed it to do). Will come out about 12.5 to 13.5 lbs with the above engines. Mine with a DA 50 is at 16.5 lbs. Look close to the wing area compared to the NEWER 3D planes out today. The DP EDGE has a lot less, and has a wider fuselage that also takes away usable wing area. I have a manual I could copy if you need it. The manual outlines the engine choices and Dave discusses the reasons. The minimum gas engine would be a MLD 28 or any of the new 30 cc engines. I have seen this plane 3D with a MOKI. It is not a great 3D plane at 16.5 lbs, but it is great for everything else.
IMO the DP EDGE has to small of rudder not enough wing area (high wing loading) for a 50 cc engine. I have unlimited vertical and great power to toss it around but it is snappy when you manhandle the controls on the deck. If you are new to 3D then go with the Dave P subjected motors and fly IMAC. Very strong airframe and I fly mine with the DA wide open like I am flying in a Red Bull Race. Look like you have a great color scheme for racing.
As for the fire wall, most engines are going to need spacing out so just laminate a ¼ hard ply sheet over what is there.
The only reason I went away from glow, was the mess on the tail.
IMO the DP EDGE has to small of rudder not enough wing area (high wing loading) for a 50 cc engine. I have unlimited vertical and great power to toss it around but it is snappy when you manhandle the controls on the deck. If you are new to 3D then go with the Dave P subjected motors and fly IMAC. Very strong airframe and I fly mine with the DA wide open like I am flying in a Red Bull Race. Look like you have a great color scheme for racing.
As for the fire wall, most engines are going to need spacing out so just laminate a ¼ hard ply sheet over what is there.
The only reason I went away from glow, was the mess on the tail.
#8
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From: Tehachapi, CA
Thanks 3DSky for your input on the plane. Im glad there is a large variety of engines For this plane So since i have an OS 160 i'll give that one a shot. Dont plan to do to much 3d i have other planes for that. Nope just want to fly it.. The OS 160 will hover my giant big stick for a moment and it is a lot larger plane.
And this plane is alot lighter then the Giant big Stick..
1/4 inch lamined hard ply sheet sounds like a lot easier fix for the firewall then having to rebuild the 1/2 inch firewall that is there So i will give that a try..
And this plane is alot lighter then the Giant big Stick..
1/4 inch lamined hard ply sheet sounds like a lot easier fix for the firewall then having to rebuild the 1/2 inch firewall that is there So i will give that a try..
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Striker,
If you change your mind and decide to go another direction, I would be very interested in purchasing your edge 540. I have been flying mine for the past 6 years with a DA-50 and all Hitec digital servos. Nice flying airplane and it also 3D's Ok. Set up includes pull pull on rudder and elevator and carbon fiber gear and wing tube. Weighs 15 pounds and has unlimited vertical. Mine is starting to show some wear and I would like to keep her flying. The canopy is starting to crack out and I cannot find a replacement. Down side of using the DA-50 is the vibration compared to the glow engines. Cannot beat the clean up.
Skibum
If you change your mind and decide to go another direction, I would be very interested in purchasing your edge 540. I have been flying mine for the past 6 years with a DA-50 and all Hitec digital servos. Nice flying airplane and it also 3D's Ok. Set up includes pull pull on rudder and elevator and carbon fiber gear and wing tube. Weighs 15 pounds and has unlimited vertical. Mine is starting to show some wear and I would like to keep her flying. The canopy is starting to crack out and I cannot find a replacement. Down side of using the DA-50 is the vibration compared to the glow engines. Cannot beat the clean up.
Skibum
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From: Lockport,
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Striker,
If you change your mind and decide to go another direction, I would be very interested in purchasing your edge 540. I have been flying mine for the past 6 years with a DA-50 and all Hitec digital servos. Nice flying airplane and it also 3D's Ok. Set up includes pull pull on rudder and elevator and carbon fiber gear and wing tube. Weighs 15 pounds and has unlimited vertical. Mine is starting to show some wear and I would like to keep her flying. The canopy is starting to crack out and I cannot find a replacement. Down side of using the DA-50 is the vibration compared to the glow engines. Cannot beat the clean up.
Skibum
If you change your mind and decide to go another direction, I would be very interested in purchasing your edge 540. I have been flying mine for the past 6 years with a DA-50 and all Hitec digital servos. Nice flying airplane and it also 3D's Ok. Set up includes pull pull on rudder and elevator and carbon fiber gear and wing tube. Weighs 15 pounds and has unlimited vertical. Mine is starting to show some wear and I would like to keep her flying. The canopy is starting to crack out and I cannot find a replacement. Down side of using the DA-50 is the vibration compared to the glow engines. Cannot beat the clean up.
Skibum
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From: Tustin,
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I have both Dave Patrick's Extra and Edge ... They are both beautifully built and excellent airplanes. I had a YS 140DZ on the Extra and I didn't like it so I just swapped with a 40cc last week. I did not have the chance to fly with the new power yet. My Edge is still new and I'm planning to put a light 50cc gas in there. Both airplanes were built very light that was the main reason Dave Patrick did not recommend any gas engine installed but if you beef up the structure around the engine compartment and manage your throttle carefully then I don't think it would be a problem. The Edge was built a little stronger so is the use of my 50cc.
Dave Patrick Model was no longer around but I heart that another manufacturer took over and is producing his famous Yellow Cub and still keeping his name. They are going to release the new Cub soon!
tdang
Dave Patrick Model was no longer around but I heart that another manufacturer took over and is producing his famous Yellow Cub and still keeping his name. They are going to release the new Cub soon!
tdang
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From: Tehachapi, CA
tdang2k
Post alink to this new manufacture maybe they will be produciong the Edge again and people can get some parts for these things. Mine is in like new condition and im slowly getting the parts i need to make it airworthy. Since i most likely wont be doing any crazy 3D prop hanging with mine im going to install my OS 160 on it. It had a gas enigne of some sort on it. i may get a 50 CC in time for it but im just gonna use what i got for now. Finally got a incedence bar for the rear Elevator its a Brass bar and fit perfect from tower hobbies.
</p>
#13
Hi,
I would really like to get a copy of the Dave Patrick Edge 540 manual. If no one is able to post it could someone please post which monocoat colors they used. I am attempting to fix some damage on one I just bought.
OS 160 which I think is the best for the plane.
I would really like to get a copy of the Dave Patrick Edge 540 manual. If no one is able to post it could someone please post which monocoat colors they used. I am attempting to fix some damage on one I just bought.
OS 160 which I think is the best for the plane.
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From: Tehachapi, CA
Id like to have a copy of that manual too..
As far as monokote colors they used id just get some top flight monokote that matches what you have already on the plane. Or Some colors that you like if the plane doesn't have any on it.
Like i did with this plane i got i just covered it the way i like and matched the one wing up to the other one.
As far as monokote colors they used id just get some top flight monokote that matches what you have already on the plane. Or Some colors that you like if the plane doesn't have any on it. Like i did with this plane i got i just covered it the way i like and matched the one wing up to the other one.

#15
Yeah, I just wondered what the numbers were for the monokote. I do know it was monokote since trim solvent worked on the covering.
I have looked everywhere for a manual. Wasn't Dave Patrick going to continue as a business? I can't find that either.
I have looked everywhere for a manual. Wasn't Dave Patrick going to continue as a business? I can't find that either.
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From: Tehachapi, CA
ORIGINAL: Striker
Just last night I was online looking for Dave Patricks website and realized he is no longer in business, that's too bad because he designed and made some really great airplanes including this edge.
Dave Patrick is Canadian born and used to fly at our club when he was a teen, in fact the guy who taught him to fly still flies with us and a friend of mine. Dave went on to win the Pattern Championships more than once I think and had bought over Carl Goldberg Products.
I think what killed his business is when the era of 3D flying came into being and the market was flooded with 3D airplanes, none of which he was manufacturing at the time. The Edge would have been a half decent 3D airplane but with introduction of the Extreme Flight first generation YAK 54, they stole the 3D market along with Great Planes Patty Wagstaff Extra 300L
Just last night I was online looking for Dave Patricks website and realized he is no longer in business, that's too bad because he designed and made some really great airplanes including this edge.
Dave Patrick is Canadian born and used to fly at our club when he was a teen, in fact the guy who taught him to fly still flies with us and a friend of mine. Dave went on to win the Pattern Championships more than once I think and had bought over Carl Goldberg Products.
I think what killed his business is when the era of 3D flying came into being and the market was flooded with 3D airplanes, none of which he was manufacturing at the time. The Edge would have been a half decent 3D airplane but with introduction of the Extreme Flight first generation YAK 54, they stole the 3D market along with Great Planes Patty Wagstaff Extra 300L
But its all about money a little here and a little there and eventually i'llhave all the screws and bolts and peices i need to assemble it. But i watch this thread just in case someone out there may have a manual or Some pictures they post of there setup of this plane. Some photos of peoples setup on this plane would do alot to help others whom have this plane. When i do finally get all my gear for it. and set it up i'll post pictures of my setup so others can use them as a refrence.
Best of luck with your repairs.
#18
I had to used trim solvent to take off some of the coating so I thought it was Monokote. Note below in the text it says Ultrakote. I will have to try trim solvent with Ultrakote again.
BTW I have the Goldberg Edge 540 manual. The planes almost seem like clones.
Linkadrip: This is all I have.
-
Specifications: Wing Span:78 in.
Wing Area:1,200 sq in.
Length:74 in.
Weight:13-14.5 lbs.
Engine: 1.20-1.40 2 or 4 stroke
Radio:4 channel
Weight
We get a lot of questions about weights. Here is a careful analysis of the last prototype. Weights are without fuel:
Left wing with servo, aileron extension, READY to fly: 18.5 oz
Right wing with servo, aileron extension, READY to fly: 18.8 oz
Canopy complete with cradle: 8.4 oz
Wing Tube: 5.9 oz
Fuse with pilot, without canopy (small amount of fuel left in tank)
MOKI 1.8, 24oz Dubro fuel tank, Dave Brown Spinner, 20 X 6 wood prop: 168.0 oz – Total: 219.6 oz 13.73 lbs.
Note: A ZDZ 40RV with Ignition and battery is at least a net 16 oz heavier than the above – Total: 235.3oz / 14.7 lbs
Note: Use 2 elevator servos and push-rods add 3.5 oz net to the above ZDZ version – Total: 238.8 / 14.9 lbs.
Note:
1. With a Power Flite 1,800 ma battery vs the 5 cell Ni-Cad, minus 3.3 oz Remove the Pilot we used, and subtract 3.0 oz New TOTAL: 213.3 oz / 13.33 lbs.
2. Substitute the MOKI with a YS 1.40 or 1.20 with a simple exhaust and save another 12oz
New TOTAL: 201.3 / 12.58 lbs.
These weights were done at a US Post Office Nov 21st 2002, they are as accurate as practical.
Important Note: The above was measured on a final, flying prototype, assembled as shown in instruction manual. Balsa will vary in weight. There is no guarantee that you achieve these weights. In fact you could be lighter or heavier.
Summary: With care, you can have a 12.6 lb. Edge with a YS-1.20/1.40 or Saito 1.80 and have a fantastic performer with very low wing loading of about 23 oz per square foot. Add extra servos, pilot, a gas engine and weights can rise to 15 lbs with a wing loading of about 28 oz per square foot, which is still good for a 1/4 scale aerobat. There is a huge variety of options available to you.
We have has a couple calls from 540T owners that felt the 6 inch CG is too far aft. Therefore, we would like to recommend that EDGE 540T START at 5 inches and work your way back to what you prefer.
Fly safe!
Dave
The New DPM EDGE 540T is awesome!
Don't get me wrong, I love to fly the EXTRA 330L. But the Edge 540T has that more "aggressive" look and slightly more efficient wing due
to the higher aspect ratio. Great for showing off and that 4 minute Free for those that like to compete! The long nose makes for beautiful rolls. Presentation in the air is superb, making for a very confident feeling that improves quickly.
Each Edge 540T ARF is individually hand built, expertly covered and painted by trained, experienced craftsmen with years of experience.
The Edge 540T ARF also includes:
• Pre-painted fiberglass cowl and wheelpants.
• Reliable American hardware
• Instruction booklet packed full of photos, hints and flying tips
Handy Tail Wheel Steering Armincluded!
Ultra Tail Wheel included!
Optional mounting for Dual
Aileron servos included!
Double Beveled Ailerons!
Heavy Duty Engine Mount included!
Exclusive Adjustable Stab!
The Edge 540T is available in four different ways.
ARF (covered in the DPM color scheme shown above) $449.99
ARF (covered in a blue color scheme) $449.99
ARF (covered in white) $449.99
ARC (ready to cover) $399.99
• A pure unlimited machine• Double beveled elevator
• Jig-built for accuracy
• Individually hand built
• Covered in Ultracote™!
• Heavy duty engine mount
• Complete hardware kit
• Pull-Pull linkages for rudder
• Fully illustrated instruction manual
• Bonus setup and flying tips
-
Dave Patrick Edge 540 - 26%
I think I ended up at 4.5". The CG in the manual was way off. I think it said 5-6". Even 5 was totally out of control tail heavy. 4.5" is perfect for IMAC and 3D.
Low rates:
elev 8-10
rudder 20-25
ailerons 15-20
3D:
All you can get all surfaces.
BTW I have the Goldberg Edge 540 manual. The planes almost seem like clones.
Linkadrip: This is all I have.
-
Specifications: Wing Span:78 in.
Wing Area:1,200 sq in.
Length:74 in.
Weight:13-14.5 lbs.
Engine: 1.20-1.40 2 or 4 stroke
Radio:4 channel
Weight
We get a lot of questions about weights. Here is a careful analysis of the last prototype. Weights are without fuel:
Left wing with servo, aileron extension, READY to fly: 18.5 oz
Right wing with servo, aileron extension, READY to fly: 18.8 oz
Canopy complete with cradle: 8.4 oz
Wing Tube: 5.9 oz
Fuse with pilot, without canopy (small amount of fuel left in tank)
MOKI 1.8, 24oz Dubro fuel tank, Dave Brown Spinner, 20 X 6 wood prop: 168.0 oz – Total: 219.6 oz 13.73 lbs.
Note: A ZDZ 40RV with Ignition and battery is at least a net 16 oz heavier than the above – Total: 235.3oz / 14.7 lbs
Note: Use 2 elevator servos and push-rods add 3.5 oz net to the above ZDZ version – Total: 238.8 / 14.9 lbs.
Note:
1. With a Power Flite 1,800 ma battery vs the 5 cell Ni-Cad, minus 3.3 oz Remove the Pilot we used, and subtract 3.0 oz New TOTAL: 213.3 oz / 13.33 lbs.
2. Substitute the MOKI with a YS 1.40 or 1.20 with a simple exhaust and save another 12oz
New TOTAL: 201.3 / 12.58 lbs.
These weights were done at a US Post Office Nov 21st 2002, they are as accurate as practical.
Important Note: The above was measured on a final, flying prototype, assembled as shown in instruction manual. Balsa will vary in weight. There is no guarantee that you achieve these weights. In fact you could be lighter or heavier.
Summary: With care, you can have a 12.6 lb. Edge with a YS-1.20/1.40 or Saito 1.80 and have a fantastic performer with very low wing loading of about 23 oz per square foot. Add extra servos, pilot, a gas engine and weights can rise to 15 lbs with a wing loading of about 28 oz per square foot, which is still good for a 1/4 scale aerobat. There is a huge variety of options available to you.
We have has a couple calls from 540T owners that felt the 6 inch CG is too far aft. Therefore, we would like to recommend that EDGE 540T START at 5 inches and work your way back to what you prefer.
Fly safe!
Dave
The New DPM EDGE 540T is awesome!
Don't get me wrong, I love to fly the EXTRA 330L. But the Edge 540T has that more "aggressive" look and slightly more efficient wing due
to the higher aspect ratio. Great for showing off and that 4 minute Free for those that like to compete! The long nose makes for beautiful rolls. Presentation in the air is superb, making for a very confident feeling that improves quickly.
Each Edge 540T ARF is individually hand built, expertly covered and painted by trained, experienced craftsmen with years of experience.
The Edge 540T ARF also includes:
• Pre-painted fiberglass cowl and wheelpants.
• Reliable American hardware
• Instruction booklet packed full of photos, hints and flying tips
Handy Tail Wheel Steering Armincluded!
Ultra Tail Wheel included!
Optional mounting for Dual
Aileron servos included!
Double Beveled Ailerons!
Heavy Duty Engine Mount included!
Exclusive Adjustable Stab!
The Edge 540T is available in four different ways.
ARF (covered in the DPM color scheme shown above) $449.99
ARF (covered in a blue color scheme) $449.99
ARF (covered in white) $449.99
ARC (ready to cover) $399.99
• A pure unlimited machine• Double beveled elevator
• Jig-built for accuracy
• Individually hand built
• Covered in Ultracote™!
• Heavy duty engine mount
• Complete hardware kit
• Pull-Pull linkages for rudder
• Fully illustrated instruction manual
• Bonus setup and flying tips
-
Dave Patrick Edge 540 - 26%
I think I ended up at 4.5". The CG in the manual was way off. I think it said 5-6". Even 5 was totally out of control tail heavy. 4.5" is perfect for IMAC and 3D.
Low rates:
elev 8-10
rudder 20-25
ailerons 15-20
3D:
All you can get all surfaces.
#21
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From: Tehachapi, CA
Well im slowly getting things together for this plane i now have a <font color="#000000" size="2">O.S. BGX-1 3500
This BGX-1 is the engine of choice for those Giant Scale Modelers. The BGX-1
35cc Engine was designed as a lighter, more powerful, less vibration, and more
compact alternative to the converted chainsaw gasoline engines. One drawback;
fuel economy is better with the chainsaw engines, and fuel is less expensive.
The BGX-1 includes an engine mount that mounts to the firewall in the same bolt
pattern as the backplate-style engine mounts that come with SuperTigre's models
S2000, S2500, and S3000(K) engines. You can directly replace any of those
engines with the BGX-1 without redrilling your firewall.
As stated from the tower hobbies site on the engine.
I of course was warned that this engine is overkill on this plane and that the OS 160 would be plety of engine for it. But i figured what the heck lets put some real power behind it just in case i need to get out of a sticky situation when i hit the trottle i want this thing to rocket upward.
So now after im free and clear on the power plant. i will be Saving for the alimighty servos that i will be using in the plane and of course i still need to Get the other components as well linkages and control horns ect. But just an update on my progress. :-)
</font>
This BGX-1 is the engine of choice for those Giant Scale Modelers. The BGX-1
35cc Engine was designed as a lighter, more powerful, less vibration, and more
compact alternative to the converted chainsaw gasoline engines. One drawback;
fuel economy is better with the chainsaw engines, and fuel is less expensive.
The BGX-1 includes an engine mount that mounts to the firewall in the same bolt
pattern as the backplate-style engine mounts that come with SuperTigre's models
S2000, S2500, and S3000(K) engines. You can directly replace any of those
engines with the BGX-1 without redrilling your firewall.
As stated from the tower hobbies site on the engine.
I of course was warned that this engine is overkill on this plane and that the OS 160 would be plety of engine for it. But i figured what the heck lets put some real power behind it just in case i need to get out of a sticky situation when i hit the trottle i want this thing to rocket upward.
So now after im free and clear on the power plant. i will be Saving for the alimighty servos that i will be using in the plane and of course i still need to Get the other components as well linkages and control horns ect. But just an update on my progress. :-)
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I will use a DA-50 on this Edge! I got a new CRRC40i on my Dave Patrick Extra with a 20x10 prop and I was not very happy about it much! May be because the engine is still break-in or maybe too much prop? I will try with a Xoar 20x8 this weekend.
tdang2k
tdang2k
#24
Whenever I drop by DA to get a prop for the 50 it seems they give me a 22-10 or 8. The recommendation for the DA-50R is 22-8 to 22-12 or 23-8 to 23-10. For the bigger props they use carbon fiber props since they are thinner but more efficient.
The chinese 40s and 26 I have used need a lot of break-in. I don't start seeing the power I would like out of them until around three gallons of fuel. So lately I built a giant big stick to break-in these engines. I might as well have some fun while they are breaking in.
I am not too much of a fan of 50CC on 1.60 sized aircraft. I have two that are done that way. They fly heavier with a higher landing speed. The 540 with the OS 160 is a really sweet flying plane.
The chinese 40s and 26 I have used need a lot of break-in. I don't start seeing the power I would like out of them until around three gallons of fuel. So lately I built a giant big stick to break-in these engines. I might as well have some fun while they are breaking in.
I am not too much of a fan of 50CC on 1.60 sized aircraft. I have two that are done that way. They fly heavier with a higher landing speed. The 540 with the OS 160 is a really sweet flying plane.
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Craig,
I made 3 more flights with my Dave Patrick's Extra 330 powered with CRRC 40i. I was disapointed with this engine. It did not have enough power for a 16lbs airplane.I started with Zoar prop 20x8 but then changed to APC 18x8. It did a little bit better but still had no vertical power. I will try with a Zoar 18x6 tomorrow and I'm thinking of switching to DA-50R already. [>:]
You mentioned these chinese engines need a lot of break-in but did they perform better after the break-in period? I think OS 1.60 consumes too much fuel and with big tank it did not save much weight, don't you think?
I made 3 more flights with my Dave Patrick's Extra 330 powered with CRRC 40i. I was disapointed with this engine. It did not have enough power for a 16lbs airplane.I started with Zoar prop 20x8 but then changed to APC 18x8. It did a little bit better but still had no vertical power. I will try with a Zoar 18x6 tomorrow and I'm thinking of switching to DA-50R already. [>:]
You mentioned these chinese engines need a lot of break-in but did they perform better after the break-in period? I think OS 1.60 consumes too much fuel and with big tank it did not save much weight, don't you think?




