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Search: Posts Made By: Mark Vandervelden
Showing results 1 to 25 of 483
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Forum: RC Jets
10-24-2019, 11:08 AM
Replies: 76
Views: 5,560
Posted By Mark Vandervelden

Jet legend as we know already have a developed...

Jet legend as we know already have a developed and sorted F35 from before they bought an interest in BVM, see my post early for an example in this thread.
I've owned this one for a number of years...
Forum: RC Jets
01-05-2018, 02:35 AM
Replies: 39
Views: 4,656
Posted By Mark Vandervelden

Mine had a Jets Munt 100 to begin with and it...

Mine had a Jets Munt 100 to begin with and it flew just fine but it was felt a little more power, say on a windy day wouldn't hurt.
To that end a Jets Munt 140 is now fitted (only other turbine I...
Forum: RC Jets
01-03-2018, 01:31 AM
Replies: 39
Views: 4,656
Posted By Mark Vandervelden

Hi Gkjr I started a thread on the Jetlegend...

Hi Gkjr
I started a thread on the Jetlegend Cougar a while back. The JL Cougar is, in fact, the same Cougar that is manufactured by JL but solely distributed by BVM in the USA.
Its a fantastic...
Forum: RC Jets
10-31-2017, 03:15 AM
Replies: 257
Views: 49,593
Posted By Mark Vandervelden

For Ref here is a picture of the front door ram...

For Ref here is a picture of the front door ram before the mod.
It won't show the angel of the ram wile shut but it shows how it was "on the piss" and the strain placed on the fixing/pivot bolt at...
Forum: RC Jets
10-31-2017, 02:47 AM
Replies: 257
Views: 49,593
Posted By Mark Vandervelden

Hi I also had my nice new shiny 1/5th JL F16...

Hi
I also had my nice new shiny 1/5th JL F16 front gear door pop open during its first flights and after a close look decided the geometry of the door ram could be improved.
When shut the ram is...
Forum: RC Jets
10-14-2017, 11:43 PM
Replies: 335
Views: 65,280
Posted By Mark Vandervelden

Well flown, you certainly showed the F18F good...

Well flown, you certainly showed the F18F good handling and put it through its paces, I know its very light but you have plenty of power from that K160.
I had an early SM F18 that was heaver and...
Forum: RC Jets
10-12-2017, 07:21 AM
Replies: 335
Views: 65,280
Posted By Mark Vandervelden

"Really" credit were credits due, William Ke had...

"Really" credit were credits due, William Ke had been flying and developing this Jetlegend manufactured F18 in China and has had "many" successful flights including partial and full spin recovery...
Forum: RC Jets
09-23-2017, 04:42 AM
Replies: 257
Views: 49,593
Posted By Mark Vandervelden

I pinched this 3 view from the BVM site, hope Bob...

I pinched this 3 view from the BVM site, hope Bob dosent mind, ;-)
Forum: RC Jets
09-22-2017, 06:05 AM
Replies: 257
Views: 49,593
Posted By Mark Vandervelden

"A question to any owners as how easy it is for...

"A question to any owners as how easy it is for transport? Do you need a large van or does it break down easy?"

The tails and fin remove very easily so you only need to transport the fuz in...
Forum: RC Jets
08-27-2017, 01:38 AM
Replies: 30
Views: 4,686
Posted By Mark Vandervelden

Cool Hi Reever45 Your correct the CG marked on the...

Hi Reever45
Your correct the CG marked on the airframe when it arrived is approx 69mm. When I first flew with this setting it flew it was notably nose heavy.

I managed to find time and get the...
Forum: RC Jets
08-26-2017, 02:45 AM
Replies: 30
Views: 4,686
Posted By Mark Vandervelden

Hi Roy, I have mostly flown the Cougar with the...

Hi Roy, I have mostly flown the Cougar with the CG at 48 mm but have experimented with substituting one of the 2x Jeti 5200ma Rx packs for a Jeti 2900ma pack at half its weight, IE removed 90g from...
Forum: RC Jets
08-26-2017, 01:53 AM
Replies: 257
Views: 49,593
Posted By Mark Vandervelden

A few more pics of my under cockpit area, If I...

A few more pics of my under cockpit area, If I can I like to keep things as uncluttered as possible.
As you can see I have moved the central controller and valves to the side, this allows me to...
Forum: RC Jets
08-26-2017, 01:36 AM
Replies: 257
Views: 49,593
Posted By Mark Vandervelden

Hi Gary, I hope these pics help. The red...

Hi Gary, I hope these pics help.
The red markings on the tank are the recommended more forward CG and were I now fly it which is much closer to the center of the tank
Forum: RC Jets
08-21-2017, 01:28 PM
Replies: 30
Views: 4,686
Posted By Mark Vandervelden

Main wheels are 11,15/16" behind the root LE. ...

Main wheels are 11,15/16" behind the root LE.

(Revised once I got it on the bench for a more accurate measurement)
Forum: RC Jets
07-24-2017, 02:12 AM
Replies: 3,483
Views: 329,313
Posted By Mark Vandervelden

"This actually is a setup some guys make use of,...

"This actually is a setup some guys make use of, especially when integrating a 900MHz receiver: 2x 2.4GHz through the CORTEXpro and only output 6 to the Rx1 port on the CB, and the 900MHz rx to Rx2...
Forum: RC Jets
07-24-2017, 01:42 AM
Replies: 3,483
Views: 329,313
Posted By Mark Vandervelden

"Also would it be safe to connect the secondary...

"Also would it be safe to connect the secondary RSAT directly to the CB200 instead? So if the cortex would stop working the CB would still have signal? Or would this cause problems when the cortex is...
Forum: RC Jets
07-23-2017, 07:10 AM
Replies: 3,483
Views: 329,313
Posted By Mark Vandervelden

Hi All How many of you think its wise to put...

Hi All
How many of you think its wise to put any "third party" device in between there CB100-200-400 and its Sat,s, its the main reason I rejected using the Cortex pro?
What I have used is Jeti...
Forum: RC Jets
07-21-2017, 08:56 AM
Replies: 10
Views: 1,507
Posted By Mark Vandervelden

Hi Danny "With so many available and proven...

Hi Danny

"With so many available and proven battery redundancy systems available its simply crazy not to take advantage of them".

Yes battery's are much more reliable now than the ones that you...
Forum: RC Jets
07-21-2017, 05:54 AM
Replies: 10
Views: 1,507
Posted By Mark Vandervelden

Hi F1, Thanks for the post , nice neat install in...

Hi F1, Thanks for the post , nice neat install in the pic.

I must mention that probably the single biggest reason for loss of control of an RC aircraft now and in the past has been battery...
Forum: RC Jets
07-21-2017, 02:18 AM
Replies: 10
Views: 1,507
Posted By Mark Vandervelden

Hi Guys I have used the CB100 in smaller air...

Hi Guys
I have used the CB100 in smaller air frames in the past and they work fine but cant see me using them again any time soon.

The reasen why is that I found economically they make no real...
Forum: RC Jets
07-10-2017, 06:25 AM
Replies: 11
Views: 2,394
Posted By Mark Vandervelden

Hi Guys I've used both setups and both work...

Hi Guys
I've used both setups and both work equally well but I do note a hint of bias in the video towards the Jeti-Cortex setup :-)
One major capability missed out and not mentioned in the video...
Forum: RC Jets
06-28-2017, 01:30 AM
Replies: 422
Views: 66,078
Posted By Mark Vandervelden

Hi RCFlier53 Im sorry to hear your having...

Hi RCFlier53
Im sorry to hear your having difficulty with you CG Balancer, sounds like it has a fault somewhere along the line but im sure it can be resolved.
It is very supersizing you have not...
Forum: RC Jets
06-06-2017, 11:47 PM
Replies: 257
Views: 49,593
Posted By Mark Vandervelden

I've seen this setup before, the two poly tanks...

I've seen this setup before, the two poly tanks appear to be "Spark manufacture" tanks as used in some of there smaller jets such as the 1/8th F16 and 1/9th F15 @1.1lt each. The "third" moulded tank...
Forum: RC Jets
06-02-2017, 02:10 AM
Replies: 257
Views: 49,593
Posted By Mark Vandervelden

Main and Smoke tank Main tank has a threaded...

Main and Smoke tank
Main tank has a threaded fitting with an O ring seal and 6 mm id nipples.
It is necessary to unscrew the fitting to slide the tanks out as it pokes through a hole in the front...
Forum: RC Jets
06-02-2017, 02:07 AM
Replies: 257
Views: 49,593
Posted By Mark Vandervelden

Just practising!

Just practising!
Showing results 1 to 25 of 483
 


 
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