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Search: Posts Made By: acw
Showing results 1 to 19 of 19
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Forum: RC Jets
01-14-2024, 06:12 AM
Replies: 790
Views: 166,868
Posted By acw

The weight difference between kevlar and stock is...

The weight difference between kevlar and stock is negligible compared to weight of fuel. The simplicity of a single tank will give you a more reliable setup.
This said, you won't land with zero fuel...
Forum: RC Jets
12-19-2023, 07:11 AM
Replies: 790
Views: 166,868
Posted By acw

I'm using the CMJet tank. I believe it is 3L. I...

I'm using the CMJet tank. I believe it is 3L. I like the simplicity of no tank in the wing. My UF is really fast with a 130 and I fly at 3000' MSL. A 160 would probably be too much for the pipe and...
Forum: RC Jets
11-28-2023, 08:37 AM
Replies: 790
Views: 166,868
Posted By acw

I have used several JPs and several Electron and...

I have used several JPs and several Electron and now always buy Electron with a GS-200 controller moving forward. The Electron gear, in my opinion, are the best available. They are incredibly strong...
Forum: RC Jets
11-04-2023, 06:58 PM
Replies: 790
Views: 166,868
Posted By acw

Hello Jean, First, mount the pipe to the...

Hello Jean,

First, mount the pipe to the fuselage. Center it as much as possible in front. Then use a pen to mark the inside of the tail cone and remove material so it is flush. If it is a little...
Forum: RC Jets
06-13-2023, 07:59 PM
Replies: 790
Views: 166,868
Posted By acw

I have a few composite EDF (Bandit EDF and EVO)...

I have a few composite EDF (Bandit EDF and EVO) and own an Ultra Flash. Honestly I have a hard time to believe you could electrify it in a way which would be satisfying. First, the air intakes are...
Forum: RC Jets
02-17-2023, 07:56 PM
Replies: 790
Views: 166,868
Posted By acw

Nothing too fancy. From back to front. -...

Nothing too fancy. From back to front.

- cmjets 3L kevlar tank
- Electron retracts basic controller. You probably want the one with the Xicoy gyro and touch screen.
- BVM UAT
- Jersey fueling...
Forum: RC Jets
02-11-2023, 08:24 PM
Replies: 790
Views: 166,868
Posted By acw

Just to be clear. In cruise mode with the tank...

Just to be clear. In cruise mode with the tank less than 50% full, my elevator control surface bottom is flush with the stab top. Looks like about 1mm up. Right after take off I have to add 2 clicks...
Forum: RC Jets
02-11-2023, 05:46 PM
Replies: 790
Views: 166,868
Posted By acw

After more flights today I moved the CG to 234mm...

After more flights today I moved the CG to 234mm from LE with just the UAT full. The plane needs 2 clicks of up trim with the tank full and a couple of clicks of down trim as the tank empties itself....
Forum: RC Jets
02-11-2023, 07:14 AM
Replies: 790
Views: 166,868
Posted By acw

Sure thing. Unfortunately, I can't attach it here...

Sure thing. Unfortunately, I can't attach it here but the following link should work. Let me know if it doesn't.

https://drive.google.com/file/d/163TZCAWEMglqFwF9pqO3NFoqVDhYXMnt/view?usp=sharing...
Forum: RC Jets
02-10-2023, 05:22 PM
Replies: 790
Views: 166,868
Posted By acw

My Ultra Flash EVO finally flew today. I finished...

My Ultra Flash EVO finally flew today. I finished the plane a few months ago but screwed up the canopy cutting and glueing and so I had to wait for a new canopy from CARF. I used some earth magnets...
Forum: RC Jets
11-03-2022, 11:08 AM
Replies: 790
Views: 166,868
Posted By acw

Just slide the servo, top towards the tip of the...

Just slide the servo, top towards the tip of the fin but with the top of the servo against the plywood. Use wood screws as usual.
Forum: RC Jets
10-17-2022, 07:17 PM
Replies: 790
Views: 166,868
Posted By acw

Actually, CARF uses an epoxy / fiberglass layup...

Actually, CARF uses an epoxy / fiberglass layup which is vacuumed bagged in a mold. The only thing is that they are using some rohacell instead of some balsa to give the layup some thickness. The...
Forum: RC Jets
10-17-2022, 11:37 AM
Replies: 790
Views: 166,868
Posted By acw

It is a composite made of a foam kernel and...

It is a composite made of a foam kernel and fiberglass / carbon on both sides. This is the same material that CARF has always been using and a typical way to build composite aircraft including full...
Forum: RC Jets
06-27-2022, 11:21 AM
Replies: 790
Views: 166,868
Posted By acw

The electron gear is in. Had to sand rails a bit...

The electron gear is in. Had to sand rails a bit for the nose to make it fit. For the main I ended up 3d printing a part to support the gear doors and also act as clip for the brake wire. The part is...
Forum: RC Jets
06-24-2022, 07:03 AM
Replies: 790
Views: 166,868
Posted By acw

Thanks both. I'm going to see if I can 3d print...

Thanks both. I'm going to see if I can 3d print or CNC some mount that considers that angle. Interesting little challenge. :)
Forum: RC Jets
06-23-2022, 09:05 PM
Replies: 790
Views: 166,868
Posted By acw

Very nice work! @jvaliensi...

Very nice work! @jvaliensi (https://www.rcuniverse.com/forum/members/jvaliensi.html) how did you attach the gear doors to the main struts?
Forum: RC Jets
06-20-2022, 07:36 PM
Replies: 790
Views: 166,868
Posted By acw

Good progress this weekend. I attached and...

Good progress this weekend. I attached and trimmed the exhaust nozzle just like we use to with the classic flash. The Jetcat P130 fits very easily. I CNC'd some rails from some 4mm carbon fiber plate...
Forum: RC Jets
06-20-2022, 10:02 AM
Replies: 790
Views: 166,868
Posted By acw

Thank you! This is very helpful.

Thank you! This is very helpful.
Forum: RC Jets
06-20-2022, 05:11 AM
Replies: 790
Views: 166,868
Posted By acw

Hello everyone. Getting back into the hobby and...

Hello everyone. Getting back into the hobby and building an Ultra Flash EVO. I'm too lazy to build cockpit details and considering painting the canopy from inside. I have never done this and was...
Showing results 1 to 19 of 19


 
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