Search found 1020 matches

by drew
Wed Mar 18, 2020 10:44 am
Forum: How's the Weather..?
Topic: Cambridge University Press just made their education textbooks available online
Replies: 0
Views: 157

Cambridge University Press just made their education textbooks available online

Subject pretty much says it all. Access is available until the end of May 2020. I've taken the liberty of narrowing their offerings in the link below to the three books tagged as Aerospace but you might find some value in the wider offerings. https://www.cambridge.org/core/what-we-publish/textbooks/...
by drew
Fri Mar 06, 2020 1:22 pm
Forum: Scratch Built
Topic: Running in the 90's - my Aeronaut Project
Replies: 10
Views: 1332

Re: Running in the 90's - my Aeronaut Project

For altitude my guess is 150k... Because you'll be flying at Aeronaut. [emoji6] How are you going to handle your ISC? And have you considered using a M840 instead of the M2245 for your sustainer? I'd bet you'd get a similar performance apogee wise without the extremes the 2245 will put you through. ...
by drew
Mon Feb 17, 2020 6:40 pm
Forum: Electronics
Topic: Simple to use GPS System?
Replies: 7
Views: 2093

Re: Simple to use GPS System?

The BigRedBee 900MHz tracker ticks all of your boxes.
by drew
Mon Feb 17, 2020 10:30 am
Forum: How's the Weather..?
Topic: I've had an interesting couple of months. (pic heavy)
Replies: 8
Views: 1655

Re: I've had an interesting couple of months. (pic heavy)

Awesome post Matt, thanks for sharing!
by drew
Mon Feb 17, 2020 10:23 am
Forum: Electronics
Topic: LoRa Communications
Replies: 4
Views: 1084

Re: LoRa Communications

Featherweight's GPS tracker uses LoRa for its telemetry downlink.

https://www.featherweightaltimeters.com/featherweight-gps-tracker.html
by drew
Wed Jan 08, 2020 12:00 am
Forum: Australian Model Rocket Society
Topic: AMRS K Impulse Single Motor Altitude Record broken!
Replies: 4
Views: 1877

AMRS K Impulse Single Motor Altitude Record broken!

The AMRS Records Committee would like to formally recognise Warren McKay for smashing the current AMRS K Impulse Single Motor Altitude Record! Warren flew his 54mm minimum diameter rocket "Light Sabre" to claim this record. The new K impulse single motor altitude record flight of 7,721m / ...
by drew
Fri Sep 13, 2019 10:40 am
Forum: How to's
Topic: Building a CF Tube
Replies: 56
Views: 7193

Re: Building a CF Tube

Awesome work Joe!
by drew
Fri Aug 09, 2019 10:16 am
Forum: How's the Weather..?
Topic: Space Activities Amendment (Launches and Returns) Act 2018
Replies: 1
Views: 998

Re: Space Activities Amendment (Launches and Returns) Act 2018

So is this the GIlmour mark up of the Space Activities Act? It kinda reads like it.
by drew
Fri Aug 09, 2019 10:14 am
Forum: Rocketry Control Room
Topic: Rocket Lab Announces Reusability Plans For Electron Rocket
Replies: 3
Views: 1349

Re: Rocket Lab Announces Reusability Plans For Electron Rocket

Wingnut wrote:Hey Drew. Thanks so much for the post.


My pleasure Mike. Ars just published an interview with Peter Beck regarding the reusability plans. You can find it here.

https://arstechnica.com/science/2019/08/heres-why-rocket-lab-changed-its-mind-on-reusable-launch/
by drew
Wed Aug 07, 2019 11:00 am
Forum: Rocketry Control Room
Topic: Rocket Lab Announces Reusability Plans For Electron Rocket
Replies: 3
Views: 1349

Rocket Lab Announces Reusability Plans For Electron Rocket

Here's the announcement. https://www.rocketlabusa.com/news/updates/rocket-lab-announces-reusability-plans-for-electron-rocket/ And here's a video animation of what they're thinking. Looks like they saw Carmack's work on the Stig rocket and thought "We can do that!". https://www.youtube.com...
by drew
Fri Aug 02, 2019 11:04 am
Forum: Rocketry Control Room
Topic: TV documentaries
Replies: 2
Views: 1112

Re: TV documentaries

Here's a list of newly released TV that's related to Apollo and the Moon. I've not had the opportunity to watch most of it sadly but I'll get around to it. 8 Days To the Moon and Back Apollo-Back to the Moon Apollo-Missions to the Moon Apollo-The Forgotten Films Apollos Moon Shot Armstrong Confessio...
by drew
Fri Aug 02, 2019 10:37 am
Forum: Rocketry Control Room
Topic: Arnhem Space Centre
Replies: 26
Views: 6355

Re: Arnhem Space Centre

Hi Baron, Been meaning to chime in and say welcome to the forum! Here's hoping your plans are progressing regarding your visits to the NT. As I'm sure you can imagine we're incredibly excited that y'all are making your way down. Speaking of which, it appears some of your compatriots have recently vi...
by drew
Thu Aug 01, 2019 11:33 am
Forum: Hybrid - Crossbreeding Rocketry
Topic: Gilmour is using Hydrogen Peroxide as their oxidiser
Replies: 35
Views: 6222

Re: Gilmour is using Hydrogen Peroxide as their oxidiser

It kinda reminds me of the Astra suborbital launch failures from last year as well as the woes SpaceX encountered with their Falcon 1 program. Astra's first launch was July 20 2018. ...that commercial customer P120 had a successful launch, however the flight was not successful. Flight damage was lim...
by drew
Wed Jul 31, 2019 2:58 pm
Forum: Hybrid - Crossbreeding Rocketry
Topic: Gilmour is using Hydrogen Peroxide as their oxidiser
Replies: 35
Views: 6222

Re: Gilmour is using Hydrogen Peroxide as their oxidiser

Aborted at T-7. Such a shame. I think it's more accurate to say anomaly at T -7. They suffered damage to the tank/rocket as a result of the anomaly. Granted it's a bit of semantics but when I think aborted at T-7 that (at least in my mind) implies the vehicle was/is safe but the launch countdown wa...

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