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Search: Posts Made By: jjantti
Showing results 1 to 25 of 62
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Forum: RC Jets
08-17-2023, 04:52 AM
Replies: 178
Views: 56,603
Posted By jjantti

Hi all I've flown The Bolt this season and...

Hi all

I've flown The Bolt this season and about 8 engine hours now. At first I wasn't that impressed about the plane mostly because of sensitive controls. I moved CG more aft and elevator went...
Forum: RC Jets
07-04-2023, 10:42 AM
Replies: 12
Views: 2,146
Posted By jjantti

Well going huge and XXL would help on...

Well going huge and XXL would help on construction vs. wing loading. And visual wow effect too but you also wan't to keep it average sized...

I've seen couple of Odyseys and built pair of 1/5 Carf...
Forum: RC Jets
02-24-2023, 04:11 AM
Replies: 2,456
Views: 577,048
Posted By jjantti

Sure. Mine is hollow and locked with steel pin....

Sure. Mine is hollow and locked with steel pin. If you install those cover plates pin might not be needed. I did not like to glue it in case of some maintenance...

Mine flies with X120 now and I...
Forum: RC Jets
09-07-2022, 12:38 AM
Replies: 15
Views: 1,514
Posted By jjantti

Hi all. It does look like outer pipe is not...

Hi all. It does look like outer pipe is not sliding correctly. If it's welded on both end's or not I can't comment about but they need to move. Here is an example of good pipe. It finally gave away...
Forum: RC Jets
08-08-2022, 10:24 PM
Replies: 69
Views: 10,635
Posted By jjantti

We need Hunkki approves -stickers! :D That looked...

We need Hunkki approves -stickers! :D That looked almost too easy as for maiden glad there was atleast something to fix for the next one. I guess small class is too tight?
Exeptional work as always....
Forum: RC Jets
05-29-2022, 03:53 AM
Replies: 118
Views: 25,401
Posted By jjantti

I've seen it several times already. Engine...

I've seen it several times already. Engine sucking more air inlets are able to deliver. High vacuum inside fuselage and weakest part of it is usually plexi frame seam. usually just imploded canopy...
Forum: RC Jets
08-29-2021, 06:30 AM
Replies: 7
Views: 1,752
Posted By jjantti

This is quite basic I think: Your jets is trimmed...

This is quite basic I think: Your jets is trimmed level with medium speed and throttle I guess? Forward CG means that elevator is trimmed on little on pull because it is compensating nose weight. If...
Forum: RC Jets
06-30-2021, 01:46 AM
Replies: 2
Views: 561
Posted By jjantti

I have no idea what Glennis brake material is...

I have no idea what Glennis brake material is since never seen one... but Skymaster discs are fron CF and they work really well. Much better than traditional O-ring since they don't bite and theres...
Forum: RC Jets
04-14-2021, 01:32 AM
Replies: 2,456
Views: 577,048
Posted By jjantti

And then some... 3D printing is very helpfull...

And then some...
3D printing is very helpfull in other prototyping, testing or scale modeling also. Printed mold for scale jetpipe and molded litho plate tail light cover and printed lense just to...
Forum: RC Jets
04-14-2021, 01:14 AM
Replies: 2,456
Views: 577,048
Posted By jjantti

Smile About the tires and wheelhubs. 3D printing is...

About the tires and wheelhubs.
3D printing is real option nowadays. I have flown now a full season with fully printed gear. Actually had to print first spares to keep it going.
The way I took to...
Forum: RC Jets
08-27-2020, 12:18 AM
Replies: 2,456
Views: 577,048
Posted By jjantti

Hawk was my first turbine also. I like high side...

Hawk was my first turbine also. I like high side silhuette and rudder authority just like you. This has big influence on pure inputs it has. I think it is always a safe bet not to use HH on rudder. I...
Forum: RC Jets
08-26-2020, 02:15 AM
Replies: 2,456
Views: 577,048
Posted By jjantti

Locking CG is a must and it is very personal...

Locking CG is a must and it is very personal thing. I'll give you that.

I haven't flown Hawk with iGyro so I can't comment on that. It inherited old Cortex from earlier plane. I don't know if it...
Forum: RC Jets
08-25-2020, 05:51 AM
Replies: 2,456
Views: 577,048
Posted By jjantti

Have to comment that idea of using gyro hold mode...

Have to comment that idea of using gyro hold mode for pitch coupling. First of all I don't think it helps very slow trim chances second it makes flying feel odd. To me it feels somewhat artificial...
Forum: RC Jets
10-21-2019, 01:36 AM
Replies: 2,456
Views: 577,048
Posted By jjantti

Second to that! I wasn't very impressed about my...

Second to that! I wasn't very impressed about my first flights because of forward CG. Hawk wanted to loop with power and it just didn't go straight at all. I hate that.

Move CG back and maybe...
Forum: RC Jets
04-30-2019, 02:24 AM
Replies: 5
Views: 2,998
Posted By jjantti

Savox servos seem to humm a lot but do work great...

Savox servos seem to humm a lot but do work great other vise. I have been using them for years now. Just will not buy 1258 again. They seem to have a serie with weak motor bushings or something. I...
Forum: RC Jets
12-29-2018, 10:06 AM
Replies: 538
Views: 112,159
Posted By jjantti

Not silly to ask. I was already quite fustrated...

Not silly to ask. I was already quite fustrated when had this same problem. With 2-pin brake connector included with C&C kit they just didn't work. Luckily my friend gave me a hint. You propably need...
Forum: RC Jets
12-28-2018, 03:58 AM
Replies: 59
Views: 20,288
Posted By jjantti

Hi Spuetz I have same M346 equipped with...

Hi Spuetz

I have same M346 equipped with Xicoy LGC-15 which I believe is about the same as GS-200. I have no veering on brakes. It is actually very stable... just needs to have friction on tyres....
Forum: RC Jets
10-09-2018, 04:05 AM
Replies: 2,456
Views: 577,048
Posted By jjantti

This bird is a true flier. I have about 68h on...

This bird is a true flier. I have about 68h on first and second air frame combined. Second one was bought just to free as many build hours as possible so no disasters there. Trainer was sold year ago...
Forum: RC Jets
08-29-2018, 02:40 AM
Replies: 5
Views: 632
Posted By jjantti

Must be years since hold one in my hand but from...

Must be years since hold one in my hand but from the memory...
Plug it in your receiver and test what it will do. When in proportional channel if it goes just on/off it's either nc or no. If it...
Forum: RC Jets
08-27-2018, 04:25 AM
Replies: 5
Views: 632
Posted By jjantti

To my knowledge it is not programmable. I have...

To my knowledge it is not programmable. I have two of those and I think I bought one normally open and second normally closed so they operate 2-way piston from the box. Just T-hose inputs and they...
Forum: RC Jets
05-22-2018, 02:28 AM
Replies: 66
Views: 26,313
Posted By jjantti

Not sure about brake design in Xcalibur but I...

Not sure about brake design in Xcalibur but I assume it to be traditional rubber O-ring against aluminium wheel hub. They do need grease once in say 20 landings... And often they are still too...
Forum: RC Jets
02-20-2018, 10:51 PM
Replies: 12
Views: 2,570
Posted By jjantti

I know Finnish high grade plywood is just fine...

I know Finnish high grade plywood is just fine with tripled Nd-YAG laser but can't comment how it works on IR and CO2.
That 455nm laser I used may not be the cheapest choice for hobby use tough...
...
Forum: Futaba Radios Direct support forum
01-09-2018, 05:51 AM
Replies: 4
Views: 912
Posted By jjantti

I had guite similar problem on my 6014HS when...

I had guite similar problem on my 6014HS when added smoke pump in it. The plane was CARF Sport Hawk. All proportional channels were all ready in use and Power box pump needed to be started with servo...
Forum: RC Jets
12-21-2017, 02:40 AM
Replies: 9
Views: 1,266
Posted By jjantti

Hi guys, Defenitely standard servos for the...

Hi guys,

Defenitely standard servos for the tailerons when flying with turbine. Mine also has rebuilt linkages for reduced taileron movement to get better accuracy and to get it slop free....
Forum: RC Jets
09-27-2017, 07:28 AM
Replies: 2,456
Views: 577,048
Posted By jjantti

I have used closed loop of steel cable between...

I have used closed loop of steel cable between wing and fuselage. Wing bolts loose and you can slide it to find propper point of CG. Just lift your plane from the loop and make notes if it tips on...
Showing results 1 to 25 of 62
 
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