Search found 2278 matches

by SpaceManMat
Mon Sep 28, 2020 3:11 pm
Forum: Electronics
Topic: Boost converters
Replies: 3
Views: 103

Re: Boost converters

I take it your not using these for circuits powering igniters? Too likely spike higher currents / short,
by SpaceManMat
Mon Sep 28, 2020 3:07 pm
Forum: Scratch Built
Topic: Der Flat Max
Replies: 7
Views: 204

Re: Der Flat Max

It’s the old drop an anvil on a rocket trick 8)
by SpaceManMat
Mon Sep 28, 2020 3:05 pm
Forum: Self Introductions
Topic: intro for me based Springfield Qld
Replies: 6
Views: 757

Re: intro for me based Springfield Qld

Welcome Mark
by SpaceManMat
Thu Sep 24, 2020 11:18 pm
Forum: How's the Weather..?
Topic: Lack of posts....
Replies: 6
Views: 129

Re: Lack of posts....

Yeah, like most people the plague, which has made health issues a bit more complicated to deal with. Plus dealing with other priorities. Had a few set backs on rocket projects which has been frustrating...
by SpaceManMat
Sun Sep 06, 2020 8:49 am
Forum: Electronics
Topic: Rocket tracker & monitoring thing
Replies: 32
Views: 2526

Re: Rocket tracker & monitoring thing

strud wrote:Hi Matt, where did you see the 4MV battery? (units are mV by the way)


The numbers written together on the screen shot wasn’t ware these were 3 separate readings... :oops:
by SpaceManMat
Sun Sep 06, 2020 8:40 am
Forum: Scratch Built
Topic: AGM12-B Bullpup
Replies: 11
Views: 1456

Re: AGM12-B Bullpup

Very nice 8)
by SpaceManMat
Sun Aug 16, 2020 5:54 pm
Forum: Propulsion
Topic: CTI 38mm Tailcone
Replies: 4
Views: 853

Re: CTI 38mm Tailcone

I'm not familiar with the rules, but if I was writing the rules I would say that bonding anything to a motor closure is a motor modification. But its a great rocket. The major concern is does it effectively de-certify the motor. This could be a safety issue it could also potentially alter the thrus...
by SpaceManMat
Sun Aug 16, 2020 1:48 pm
Forum: Propulsion
Topic: CTI 38mm Tailcone
Replies: 4
Views: 853

CTI 38mm Tailcone

There was a thread on TRF where a claim has been made for a I record. One of the things I noticed was the addition of a TC to the 38mm CTI I216 motor. I posed the question as to if this could be considered a motor modification under TRA rules, so I’ll ask here as well for an AMRS clarification. http...
by SpaceManMat
Tue Aug 11, 2020 7:54 pm
Forum: Electronics
Topic: Rocket tracker & monitoring thing
Replies: 32
Views: 2526

Re: Rocket tracker & monitoring thing

Nice progress strud. Have you thought about logging the flight in small chunks of files, rather than one big file? That way if the rocket comes in ballistic then there are some files that have been closed correctly and have data accessible after you dig the altimeter out of the ground. If the elect...
by SpaceManMat
Tue Aug 11, 2020 7:46 pm
Forum: Electronics
Topic: Rocket tracker & monitoring thing
Replies: 32
Views: 2526

Re: Rocket tracker & monitoring thing

That’s pretty neat work, although I’m not convinced you have a 4,000,000v battery.
by SpaceManMat
Tue Aug 11, 2020 7:38 pm
Forum: Self Introductions
Topic: I'm back
Replies: 2
Views: 270

Re: I'm back

Good to have you back knight.
by SpaceManMat
Tue Aug 11, 2020 7:34 pm
Forum: Queensland Rocketry Society
Topic: QRS Launch date for August
Replies: 11
Views: 925

Re: QRS Launch date for August

crom wrote:Launch video:



Nice one Matt :lol:

I couldn’t figure out if he was just being silly or hungover. Maybe both?

Also I wanna see the cow fly now...
by SpaceManMat
Sun Aug 02, 2020 11:23 pm
Forum: Queensland Rocketry Society
Topic: Mid Power Launch rail
Replies: 3
Views: 259

Re: Mid Power Launch rail

Anyone know a good source of 1010?
by SpaceManMat
Fri Jul 31, 2020 12:03 am
Forum: How's the Weather..?
Topic: Al Bychek passing
Replies: 3
Views: 944

Re: Al Bychek passing

Very sad.

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