Search: Posts Made By: quorneng
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01-18-2022, 03:46 PM
Replies: 21
Views: 411
Posted By quorneng

No problem on thread drift. From what I have...

No problem on thread drift.
From what I have read flying Concorde at display weight was not too hard as there was considerable excess thrust even without the afterburners.
Having visited G-BOAC at...
01-18-2022, 12:28 PM
Replies: 21
Views: 411
Posted By quorneng

They may have done but I don't recall. Visibility...

They may have done but I don't recall. Visibility was such for a short 12 year old that I simply may not have seen all the roll.
I do remember they did a series of 'bomb bursts' loosing a number of...
01-17-2022, 09:50 PM
Replies: 21
Views: 411
Posted By quorneng

It flies at virtually scale speed.. ...

It flies at virtually scale speed..
https://www.youtube.com/watch?v=jQhOl8fg2T8
Very pale green/blue is perhaps not the best colour for RC flying.

I have an admission to make.
When I was a lad...
01-17-2022, 12:37 AM
Replies: 21
Views: 411
Posted By quorneng

It appears that XF 947 RAF F4 1956 to 1971, then...

It appears that XF 947 RAF F4 1956 to 1971, then converted by Hawker as a F58A for the Swiss Air Force,1972 to 1996.
Fully restored privately owned as Miss Demeanour did the air show circuit in UK...
01-16-2022, 01:01 PM
Replies: 21
Views: 411
Posted By quorneng

Complete in all over pale green/blue with decals ...

Complete in all over pale green/blue with decals ,its number & prototype circle added.
188712
The underside
188713
An interesting comparison between the Hunter prototype and its immediate...
01-14-2022, 12:46 PM
Replies: 21
Views: 411
Posted By quorneng

The nose is obviously different to the Sea Hawk...

The nose is obviously different to the Sea Hawk and its derivatives but is built in exactly the same way although it is a little smaller.
188707
The printed nose cone presented a bit of a problem....
01-13-2022, 05:58 PM
Replies: 18
Views: 4,615
Posted By quorneng

Very nice/ Those small props don't half make a...

Very nice/
Those small props don't half make a noise!
Now much does it weigh with a 2200 mAh 4s?
01-12-2022, 10:52 PM
Replies: 21
Views: 411
Posted By quorneng

Once a wing is released from the clamps and...

Once a wing is released from the clamps and transferred to the other one, the first wing is carefully glued to the fuselage propped up in place and left to dry for 24 hours.
Then the same process...
01-10-2022, 05:46 PM
Replies: 21
Views: 411
Posted By quorneng

Like the other Hawkers the wing are very simple,...

Like the other Hawkers the wing are very simple, just top and bottom skins and two shear webs.
The issue in the thick skin has to be significantly sanded on the inside of each skin to give a fine...
01-09-2022, 05:21 PM
Replies: 21
Views: 411
Posted By quorneng

Yes LW PLA is next on my to do list but I don't...

Yes LW PLA is next on my to do list but I don't like the price.
I know due to its foaming i kg of LW PLA is supposed to create twice as much finished article but it is at least twice the price.

A...
01-08-2022, 07:53 PM
Replies: 21
Views: 411
Posted By quorneng

The first fuselage planks goes on. 188696 The...

The first fuselage planks goes on.
188696
The smaller diameter of the Hunter fuselage means there are as many but narrower planks as for the P1081.
Some areas of the planking have to be left off...
Forum: 3D Printing
01-04-2022, 05:18 PM
Replies: 1
Views: 225
Posted By quorneng

The foaming agent in LW-PLA makes for a thin skin...

The foaming agent in LW-PLA makes for a thin skin which in turn means any degradation caused by the paint will be more significant.
In addition I think you will find 'metallic' finishes use more...
01-01-2022, 01:19 PM
Replies: 21
Views: 411
Posted By quorneng

More printing. The bifurcated inlet duct added. ...

More printing. The bifurcated inlet duct added.
188692.
It is amazing just how long it all is compared to the EDF diameter. Note the reinforcement added to the flat inlet area to resist it being...
12-30-2021, 05:00 PM
Replies: 21
Views: 411
Posted By quorneng

Hawker Hunter Prototype XPS

Having built the 2 Hawker prototypes, P1052 & P1081, that led to the Hunter it seemed obvious to build its prototype as well and to the same scale.
The Hunter prototype, P1067, was very 'clean'...
12-25-2021, 01:49 PM
Replies: 34
Views: 1,246
Posted By quorneng

Don hank you for the kind words. I must say...

Don
hank you for the kind words.
I must say this is the first time I have built 3 planes, immediately one after the other, each with some identical features and all to the same same scale. It is...
12-25-2021, 01:31 AM
Replies: 34
Views: 1,246
Posted By quorneng

The paint scheme is simple. It same colour all...

The paint scheme is simple. It same colour all over, two thin coats of acrylic and a light spray of acrylic lacquer. The slight gloss surface means the self adhesive roundels actually stick.
188683...
Forum: Beginners
12-22-2021, 12:04 PM
Replies: 13
Views: 362
Posted By quorneng

JayTee Heat is a limiting factor for both...

JayTee
Heat is a limiting factor for both motors and ESCs or rather the actual limit is set by the rate at which heat can be dissipated to the cooling medium.
A motor has a significant mass in the...
12-20-2021, 10:35 PM
Replies: 34
Views: 1,246
Posted By quorneng

The nose section goes on. 188681 One...

The nose section goes on.
188681
One advantage of using 3D printing, just print another nose cone!
Quite a bit of lightweight filler for the various skin imperfections acquired in the soft XPS...
12-17-2021, 11:11 PM
Replies: 34
Views: 1,246
Posted By quorneng

Still moving on. The wings go on. A bit...

Still moving on.
The wings go on.
A bit tricky as the aileron servo and its wire is already in place so it has to be threaded through to the cockpit area as each wing is glued on one at a time and...
12-17-2021, 10:58 PM
Replies: 3
Views: 350
Posted By quorneng

From my own experience servo are a bit LiPo they...

From my own experience servo are a bit LiPo they are all made in China or Taiwan and likely at relatively few factories that have little to do with the brand they are sold under. Everybody seems to...
12-15-2021, 02:30 PM
Replies: 34
Views: 1,246
Posted By quorneng

There are not quite as many step on the reverser...

There are not quite as many step on the reverser as with the rx driven servo but not that significant. My reasoning was as it is working an elevator in conjunction with a good servo hopefully the net...
12-15-2021, 01:27 AM
Replies: 34
Views: 1,246
Posted By quorneng

Still plodding on with the Hawker P1081 As the...

Still plodding on with the Hawker P1081
As the tail plane is severely swept it made sense to use two elevator servos.
188675
Although only tiny 3.7 g but being mounted in the tail plane means...
Forum: Power Systems
12-14-2021, 03:59 PM
Replies: 6
Views: 311
Posted By quorneng

Did not the OP say the 4 blade was a 10.5x8...

Did not the OP say the 4 blade was a 10.5x8 (eight) not 3.8!
Surely the replacement should have at least an equal pitch. Say 12x9 two blade or 12x8 three blade.
12-11-2021, 01:00 PM
Replies: 34
Views: 1,246
Posted By quorneng

After lots of planks and pins the fuselage looks...

After lots of planks and pins the fuselage looks like this.
188663
Areas of the skin have to be left open to allow the elevator servo wires to be fed through the formers.
Next is the wing root...
12-09-2021, 04:46 PM
Replies: 34
Views: 1,246
Posted By quorneng

Well I thought about it and decided to go ahead...

Well I thought about it and decided to go ahead and build the final Sea Hawk version the P1081 which had a 'straight through' exhaust.
After all it started out as the second P1052, the swept wing...
11-30-2021, 04:51 PM
Replies: 34
Views: 1,246
Posted By quorneng

As I hoped the P1082 Swept Wing sea Hawk" does...

As I hoped the P1082 Swept Wing sea Hawk" does indeed fly.
The rather better static thrust to weight ratio combined with the improved breathing of the inlet duct as speed has given it quite a...
11-25-2021, 06:41 PM
Replies: 34
Views: 1,246
Posted By quorneng

About the most difficult part of the paint scheme...

About the most difficult part of the paint scheme is keeping a neat line between the very contrasting colours.
188635
188636
Self adhesive decals, although not quite the right size, and a paper...
11-23-2021, 04:07 PM
Replies: 34
Views: 1,246
Posted By quorneng

Solentlife I agree but it appears to be...

Solentlife
I agree but it appears to be adequate. At the stall limit of the servo at least one half of the elevator moves.
The nose/cockpit is a direct copy of the Sea Hawk.
188633
188634
As...
11-22-2021, 01:33 PM
Replies: 34
Views: 1,246
Posted By quorneng

The swept tail plane of the P1052 presented a bit...

The swept tail plane of the P1052 presented a bit of a problem due to the acute hinge line and the fact I already installed a single servo in the tail before thinking about it.
188631
Eventually...
11-20-2021, 12:32 PM
Replies: 34
Views: 1,246
Posted By quorneng

On with the construction of the Swept Wing Sea...

On with the construction of the Swept Wing Sea Hawk P1052.
Built in the same way as the Sea Hawk so I more or less knew what each step would involve. This time I also printed an inlet bell mouth...
Showing results 1 to 30 of 500
 


 
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