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Search: Posts Made By: Von Ohain
Showing results 1 to 25 of 367
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Forum: RC Jets
08-20-2021, 02:51 PM
Replies: 2
Views: 1,303
Posted By Von Ohain

Thank you very much =)

Thank you very much =)
Forum: RC Jets
08-10-2021, 02:29 AM
Replies: 2
Views: 1,303
Posted By Von Ohain

Who serves Graupner G Booster turbines?

Hi!

I just bought a blast from the past, a BVM King Cat, with a Graupner G Booster 160 turbine.
Turbine runs like a swiss watch, but one day will come when it's going to need service.
Who...
Forum: Gas Engines
02-27-2013, 06:45 AM
Replies: 27
Views: 11,875
Posted By Von Ohain

RE: Running glow engines on gas/glowfuel mix

Thats true, allthough ignition timing is just as important on glow, as it is on spark.
And you can control ignition timing on glow engines too, allthough not so precisely as on gas.
Forum: Gas Engines
02-27-2013, 12:47 AM
Replies: 27
Views: 11,875
Posted By Von Ohain

RE: Running glow engines on gas/glowfuel mix

You never have to time ignition for running on a higher octane.
You MAY have to retard ignition timing if you are running on a lower than design octane, to avoid detonation.
True that methanol...
Forum: Gas Engines
02-25-2013, 12:44 PM
Replies: 27
Views: 11,875
Posted By Von Ohain

RE: Running glow engines on gas/glowfuel mix

Well, please read my first post again then. it WORKS. its proven in real life by me, and myself as the only living witness, wich is all I need to know.

Carb problems is just as true for gas...
Forum: Gas Engines
02-25-2013, 06:52 AM
Replies: 27
Views: 11,875
Posted By Von Ohain

RE: Running glow engines on gas/glowfuel mix

Interesting that you lean out the oil so much, and it still works.
I shall try that too.

For a gasoline 2 stroke, 2% oil is enough.
For a glow engine, the oil is premixed and none of my...
Forum: Gas Engines
02-24-2013, 01:57 PM
Replies: 27
Views: 11,875
Posted By Von Ohain

RE: Running glow engines on gas/glowfuel mix

Thanks for the link. Seems like that guy tried modifying a spark ignition engine to run on gasglow, while i ran a unmodified glow engine on gasglow mix. So now we know that both works :)
I did no...
Forum: Gas Engines
02-24-2013, 09:01 AM
Replies: 27
Views: 11,875
Posted By Von Ohain

Running glow engines on gas/glowfuel mix

Hi!

I have seen this topic has been a bag of worms on other forums, so instead of starting another can of worms thread here by asking IF it works,
I'm going to tell you the answer. It DOES...
Forum: Speed - Electric
12-26-2012, 04:26 AM
Replies: 1
Views: 848
Posted By Von Ohain

RE: ESC Motor connection?

Silicone is one of the more tolerant insulation materials (also used as "proper" insulation on wires).
It will hold up as well as any generic silicon insulated wire, wich is considered high quality...
Forum: Speed - Electric
09-11-2012, 08:21 AM
Replies: 3
Views: 1,088
Posted By Von Ohain

RE: 2.4ghz receiver antenna question...

I got my antenna inside hull, and I got severe range problems.
By severe, I mean that cut down from its supposed "up tp 2,5 km range" its now more like 250 meters.
For my boating, thats not a...
Forum: Speed - Electric
09-09-2012, 01:30 AM
Replies: 13
Views: 1,105
Posted By Von Ohain

RE: Need help on 40c, 50c, 65+c ratings..

Hey, Sundogs. Ryan is right, and hes trying to explain it to you. If you ask, and you want an answer, be grateful that someone bothers to explain it to you. Or don't bother asking at all.
You are...
Forum: Multi Rotor Helicopters
09-06-2012, 10:15 AM
Replies: 7
Views: 1,382
Posted By Von Ohain

RE: How to configure Hobbyking multiboard 3.0 for Y6?

Another, more thorough flight test of Minsoo Kim v2.5 firmware loaded to the HK multirotor controlboard V3.0

Yaw problem is partly hotfixed by configuring a rudder-throttle mix in the...
Forum: Multi Rotor Helicopters
09-05-2012, 11:52 AM
Replies: 7
Views: 1,382
Posted By Von Ohain

RE: How to configure Hobbyking multiboard 3.0 for Y6?

Y6 firmwares tested on the HK multirotor control board so far:

Minsoo Kim v2.9: Doesn't arm
Minsoo Kim v2.5: Throttle responds more than yaw, to input on yaw stick
Minsoo Kim v2.4: Throttle...
Forum: Multi Rotor Helicopters
09-05-2012, 11:11 AM
Replies: 7
Views: 1,382
Posted By Von Ohain

RE: How to configure Hobbyking multiboard 3.0 for Y6?

First test flight:

This leaves a poor impression.
While its overly sensitive on pitch and roll control (easily fixed with dual rate though), the yaw control is much worse.
Yaw control is...
Forum: Multi Rotor Helicopters
09-05-2012, 10:36 AM
Replies: 7
Views: 1,382
Posted By Von Ohain

RE: How to configure Hobbyking multiboard 3.0 for Y6?

Signs of life.

And damn about time!
I now flashed it with Minsoo Kim v2.5, and finally it appears to be running in Y6 configuration.
However, battery is dead, and I got it just briefly of...
Forum: Multi Rotor Helicopters
09-05-2012, 08:33 AM
Replies: 7
Views: 1,382
Posted By Von Ohain

RE: How to configure Hobbyking multiboard 3.0 for Y6?

I might add that even after flashing the board to a Y6 compatible firmware (Minsoo Kim v2.9) it still doesn't work.
Board won't arm, after following the manual step by step (correct servo...
Forum: Multi Rotor Helicopters
09-05-2012, 06:36 AM
Replies: 7
Views: 1,382
Posted By Von Ohain

RE: How to configure Hobbyking multiboard 3.0 for Y6?

Ok, I figured it out.
The "Y6 Compatibility" is a blatant lie.
There is no support for Y6 in the stock firmware.
To make this card work with Y6, new 3rd party firmware is needed, and developer...
Forum: Multi Rotor Helicopters
09-04-2012, 10:31 PM
Replies: 7
Views: 1,382
Posted By Von Ohain

How to configure Hobbyking multiboard 3.0 for Y6?

Hi all!

Title says it all.
According to hobbyking, their multiboard 3.0 flight controller shall support Y6 copters,
but I can't find anything about setting up the board for Y6 in the manual....
Forum: Speed - Electric
08-16-2012, 10:01 AM
Replies: 13
Views: 1,004
Posted By Von Ohain

RE: Batteries

I agree on the part of getting a real charger.
Definetly one that can charge a battery at its maximum charge rate, and preferably one with 2 or more charging ports, so you can change several...
Forum: Speed - Electric
08-02-2012, 05:12 PM
Replies: 2
Views: 677
Posted By Von Ohain

RE: Very Good Batteries on Ebay

No more details, just like that?
Forum: Speed - Electric
07-26-2012, 10:43 AM
Replies: 12
Views: 1,354
Posted By Von Ohain

RE: Made by you. Diy vs. dishing money out.

If its steel strings, it might be worth a try. I would, however, use several lengtes of the coarsest unwrapped treble string for a nucleus, and then spinning the finest string around it for wrapping....
Forum: Speed - Electric
07-26-2012, 05:13 AM
Replies: 12
Views: 1,354
Posted By Von Ohain

RE: Made by you. Diy vs. dishing money out.

Looks neat, and I'm sure they'll do for the application with brushed motors.
If I were to make flex shafts for a high power application, brushless, gas or nitro, I would stretch out 3-4 bigger...
Forum: Speed - Electric
07-23-2012, 10:09 AM
Replies: 12
Views: 1,354
Posted By Von Ohain

RE: Made by you. Diy vs. dishing money out.

DIY. definetly.
perfectly usable 2nd hand workshop tools costs less than what 4-5 motor and escs do.
If you actually intend to use this equipment, its a no-brainer. It will pay itself no matter...
Forum: Speed - Electric
07-12-2012, 05:43 AM
Replies: 8
Views: 1,523
Posted By Von Ohain

RE: Feigao 540xl ???

Motors with slotted stators shall cog, motors with ring stators has no cogging, exept for very slight feeling of the remanence of the stator.
Feiago is a ring core motor, and as previously pointed...
Forum: Speed - Electric
06-30-2012, 02:00 AM
Replies: 2
Views: 6,510
Posted By Von Ohain

RE: DIY brushed speed controller

That will not work well, if it works at all.
First of all, you need pulse width mobulation, or the efficiency will just be rubbish.
That connection, using bipolar transistors active analog area...
Showing results 1 to 25 of 367
 
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