[AR] Re: Super Loki Dart design documents

  • From: "Monroe L. King Jr." <monroe@xxxxxxxxxxxxxxxxxx>
  • To: arocket@xxxxxxxxxxxxx
  • Date: Mon, 01 Sep 2014 14:54:31 -0700

This is the motor Mr. Cesaroni suggested. I may have jumped the gun
agreeing though. I think Jim Jarvis did use a N5800 for his booster
though on 4CarbYen.

Monroe 

> -------- Original Message --------
> Subject: [AR] Re: Super Loki Dart design documents
> From: Ken Biba <kenbiba@xxxxxx>
> Date: Mon, September 01, 2014 2:20 pm
> To: "arocket@xxxxxxxxxxxxx" <arocket@xxxxxxxxxxxxx>
> 
> 
> O25000 great stunt motor but not very efficient.  Larger diameter 
> dramatically increases drag, particularly in the le, dense atmosphere. 
> 
> This is why all the folks flying N5800s are very amusing.  No doubt 
> entertaining but highly inefficient.  Much of the energy of the motor goes 
> into drag and heat rather than altitude. 
> 
> K
> 
> Ken Biba
> Novarum
> Managing Director and CTO
> +14155775496
> 
> 
> > On Sep 1, 2014, at 1:28 AM, "Monroe L. King Jr." 
> > <monroe@xxxxxxxxxxxxxxxxxx> wrote:
> > 
> > Yeah, that motor would do it. I just can not afford that one.
> > 
> > Monroe
> > 
> >> -------- Original Message --------
> >> Subject: [AR] Re: Super Loki Dart design documents
> >> From: "Troy Prideaux" <GEORDI@xxxxxxxxxxxxxxxx>
> >> Date: Sun, August 31, 2014 8:22 pm
> >> To: <arocket@xxxxxxxxxxxxx>
> >> 
> >> 
> >> That O-25000 would be a very sweet motor for a boosted dart :) Very sweet 
> >> indeed. What was the 5" variant of the Loki again? Viper?
> >> 
> >> Troy
> >> 
> >>> -----Original Message-----
> >>> From: arocket-bounce@xxxxxxxxxxxxx [mailto:arocket-bounce@xxxxxxxxxxxxx] 
> >>> On
> >>> Behalf Of Mark C Spiegl
> >>> Sent: Monday, 1 September 2014 12:39 PM
> >>> To: arocket@xxxxxxxxxxxxx
> >>> Subject: [AR] Re: Super Loki Dart design documents
> >>> 
> >>> Monroe L. King Jr. wrote:
> >>>>> So I guess I need to calculate the burn rate and see what COTS has to
> >>> offer in
> >>>>> that ball park. Who has the fastest COTS propellant? Has anyone got any
> >>> hard
> >>>>> data on that? I'm sure someone out there in Arocket land already know
> >>> who's got
> >>>>> the hottest propellant.
> >>> 
> >>> Cesaroni O-25000???
> >>> It's a 5 inch motor but might work.
> >>> 
> >>> Cesaroni N-5800
> >>> Is a 4 inch motor but only 20kNS thrust
> >>> 
> >>> For home brew, Kosdon had some quick burning motors. You might find the
> >>> formulas online these days.
> >>> 
> >>> -->MCS
> >

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