-All hardware designs on this site are licensed under the -[TAPR](http://www.tapr.org/) -[Open Hardware License](http://www.tapr.org/ohl.html), -and all the software is under the -[GNU](http://www.gnu.org/) -[General Public License, version 2](http://www.gnu.org/licenses/old-licenses/gpl-2.0.html) -or compatible licenses. +Bdale and Keith share a strong commitment to +[Free Software](https://en.wikipedia.org/wiki/Free_software), and as long time +contributors to the [Debian](https://www.debian.org/) project are fully +committed to the +[Debian Social Contract](https://www.debian.org/social_contract). In the +context of what you find here, this translates into an absolute commitment +to respect user freedom: +
+Bdale's online store has a form you can use to +[contact us](http://shop.gag.com/contact/). + +# Download the latest [AltOS](AltOS/) software version # # [Latest News](News) # +# [Frequently Asked Questions (FAQs)](FAQ) # + +# Where to Buy the Hardware # + +Altus Metrum products are available directly from +[Bdale's web store](https://shop.gag.com), and from these distributors: + + * United States + * [AMWPro-X](http://amwprox.com) + * [Apogee Components](http://www.apogeerockets.com) + * [Chris' Rocket Supplies](http://csrocketry.com) + * [LOC Precision](https://locprecision.com/collections/altus-metrum) + * [Mile High Rocketry](https://www.milehighrocketry.com) + * [RCS Rocket Motor Components](https://www.rocketmotorparts.com/Avionics/cat1577810_4805783.aspx) + * [Rocketarium](https://www.rocketarium.com) + * [Rocket.Supplies](https://rocket.supplies/) + * [Science Education Center](http://sciedcenter.com/) + * [Wildman Rocketry](https://wildmanrocketry.com/) + * Canada + * [Canadian Rocket Store](https://www.allrockets.ca) + * Italy + * [SierraFoxHobbies](http://www.sierrafoxhobbies.com) + * New Zealand + * [Reliable Rocketry](https://sites.google.com/view/reliable-rocketry) + +# Products # + +These products are available for purchase: + +* [TeleMetrum](TeleMetrum/) +was our original (and still our most popular!) product, a dual-deploy rocketry +altimeter with GPS and RF telemetry link. + +* [TeleMega](TeleMega/) +is a high-end flight computer with 6 pyro channels, tilt limits, more and +better sensors, GPS, and RF telemetry link. + +* [TeleMini](TeleMini/) +is our smallest dual-deploy rocketry altimeter with telemetry using only a +barometric pressure sensor + +* [EasyMega](EasyMega/) +is a high-end flight computer with 6 pyro channels, tilt limits, etc. The +design is essentially identical to [TeleMega](TeleMega/), but without the +GPS receiver and radio telemetry link. + +* [EasyMini](EasyMini/) +is a small, low-cost, dual-deploy rocketry altimeter using just a barometry +pressure sensor. + +* [EasyMotor](EasyMotor/) +is an in-flight data logger for research motor characterization. + +* [EasyTimer](EasyTimer/) +is a timer-based 2-channel pyro controller with tilt limits + +* [TeleDongle](TeleDongle/) +is a simple USB to RF interface for use in ground stations interacting with +rockets using any of our products with RF telemetry. + +* [TeleBT](TeleBT) is a variation on [TeleDongle](TeleDongle/) that adds +[Bluetooth](http://www.bluetooth.com) as an alternative to USB. Particularly +useful with the [AltosDroid](http://www.altusmetrum.org/AltosDroid/) app for +Android devices, or the compatible iOS application available for sale from +our friends at [Iron Sheep Productions](http://altosui.ironsheep.biz/). + +* [TeleGPS](TeleGPS/) +is a GPS tracker and logger. + +* [TeleLaunch](TeleLaunch/) +is a wireless launch control system capable of operating up to 792 pads. + +* [LipoCharger](LipoCharger/) +is a standalone battery charger for the Lithium Polymer batteries used in +Altus Metrum products. + +* [MicroPeak](MicroPeak/) +is a rocket altimeter that is both precise and tiny, designed to be the +ideal altimeter for model rocket contests. + +* [MicroPeak USB Interface](MicroPeakUSB/) +provides an interface between [MicroPeak](MicroPeak/) and USB to +download flight log data. + +# Projects # + +These are projects we're working on that may become products someday: + +* [AltOS](AltOS/) +is the name of the firmware and related utilities that Keith maintains for +the set of hardware projects here. + +* [AltosDroid](AltosDroid/) +is the name of our Android app based on AltOS. + +* [ChaosKey](ChaosKey/) +is a true hardware random number generator that connects over USB. + +* [OpenAlt](OpenAlt/) +was Bdale's original project here, a dual-deploy rocketry altimeter. One +prototype was built, but never flown. + +* [QuantiMotor](QuantiMotor/) +is a wireless system for operating rocket motor test stands. + +* [TeleNano](TeleNano/) +is a tiny rocketry altimeter with telemetry using only a barometric +pressure sensor + +* [TelePyro](TelePyro/) is a companion board for [TeleMetrum](TeleMetrum/) +that adds 8 additional pyro channels. + +* [TeleScience](TeleScience/) is a companion board for +[TeleMetrum](TeleMetrum/) that adds 12 channels of thermistor or generic +analog sensor input, and 5 general purpose I/O lines. + +* [TeleShield](TeleShield/) is an [Arduino](http://arduino.cc) radio shield. + +* [TeleTerra](TeleTerra) is a hand-held ground station for use with +[TeleMetrum](TeleMetrum/) and [TeleMini](TeleMini/). + +# [Documents](Documents) # +# [Awards and Recognition](awards) # + # Hobby Rocketry # The motivation for the circuits and software you will find on this site is -our loosely-knit group's shared interest in hobby rocketry. -Rather than try to introduce the hobby to you here, we note that John Coker +our loosely-knit group's shared interest in hobby rocketry. This very brief +[Ted presentation by Steve Jurvetson](http://www.ted.com/talks/steve_jurvetson_on_model_rocketry.html) +quickly conveys at least part of why we do this. John Coker has published an excellent [overview of hobby rocketry](http://www.jcrocket.com/welcome.shtml) -on his web site. +on his web site. Keith has also put together some useful notes about the +process of [certification](http://keithp.com/rockets/certification/) to +fly high power rockets. And thanks to Maddie for pointing out the paghes that +[Lisa Richards](http://www.mapcon.com/model-rocket-maintenance-technology) maintains.
To find more information about the rockets Bdale and his son have built, see [Garbee Rockets](http://www.gag.com/rockets).
As Bdale and Robert became more experienced in the hobby and started to build and fly more sophisticated projects, we started to feel limited by the -existing electronics products available. AltusMetrum was Bdale's first +existing electronics products available. OpenAlt was Bdale's first attempt to address this situation with a completely open hardware and software -design... other project have since followed! - -# Projects # - -* [AltusMetrum](AltusMetrum/) -was Bdale's original project here, a dual-deploy rocketry altimeter. One -prototype was built, but never flown. This project is now indefinitely on hold. - -* [TeleMetrum](TeleMetrum/) -is our current project, a dual-deploy rocketry altimeter with improved sensor -complement and bidirectional RF telemetry link. +design... other project have since followed, and it's cool to have help from +Keith and other friends! -# Participants # +# [Using Altus Metrum Products](Uses) # -* [Bdale Garbee](http://gag.com/~bdale) -* [Keith Packard](http://keithp.com/keithp) +# [Presentations](talks) # # Getting Involved # @@ -54,9 +193,26 @@ start. Finding a local [NAR Section](http://nar.org/NARsect.html) or [Tripoli](http://tripoli.org) Prefecture is a good idea, since you can learn a lot and see some great flights by showing up at a club launch. -As we make progress, you can read about it in our [News](News/) feed. -We also have an IRC channel #altusmetrum on irc.oftc.net if you have -questions that aren't answered here. +As we make progress, you can read about it in our [News](News) feed. Feel +free to subscribe to our +[mailing list](https://groups.io/g/altusmetrum). We also hang out on +IRC channel #altusmetrum on irc.oftc.net if you have +questions that aren't answered here. You can also find us on +[Facebook](http://www.facebook.com/group.php?gid=341167482968), though note +we don't check Facebook very often. + +Our main projects include radio links. If you don't already have one, +getting an [Amateur Radio](./Radio) license would be a good thing to do! + +And if you just can't wait to show your support for our efforts, visit +our [Cafe Press Logo Shop](http://cafepress.com/altusmetrum) and buy a +t-shirt or sticker! + +--- + + +Altus Metrum products are designed and manufactured in the +United States of America. ---