</ul>
<p>
Bdale's online store has a form you can use to
-[contact us](http://shop.gag.com/contacts/).
+[contact us](http://shop.gag.com/contact/).
# Download the latest [AltOS](AltOS/) software version #
* [Bay Area Rocketry](http://bayarearocketry.com)
* [Chris' Rocket Supplies](http://csrocketry.com)
* [Mile High Rocketry](https://www.milehighrocketry.com)
+ * [RCS Rocket Motor Components](https://www.rocketmotorparts.com/Avionics/cat1577810_4805783.aspx)
* [Rocketarium](https://www.rocketarium.com)
* [Science Education Center](http://sciedcenter.com/)
* [Wildman Rocketry](https://wildmanrocketry.com/)
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
* [ChaosKey](ChaosKey/)
is a true hardware random number generator that connects over USB.
-* [EasyMotor](EasyMotor/)
-is an in-flight data logger for research motor characterization.
-
* [OpenAlt](OpenAlt/)
was Bdale's original project here, a dual-deploy rocketry altimeter. One
prototype was built, but never flown.
As we make progress, you can read about it in our [News](News) feed. Feel
free to subscribe to our
-[mailing list](http://lists.gag.com/mailman/listinfo/altusmetrum). We also
-hang out on IRC channel #altusmetrum on irc.oftc.net if you have
+[mailing list](https://lists.gag.com/mailman3/postorius/lists/altusmetrum.lists.gag.com/).
+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).
+[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!