# Previous Projects

- [CalVistor: IREC 2023](/public/previous-projects/calvistor-irec-2023.md)
- [Recovery (CalVistor)](/public/previous-projects/calvistor-irec-2023/recovery-calvistor.md)
- [Airframe (CalVistor)](/public/previous-projects/calvistor-irec-2023/airframe-calvistor.md)
- [Airbrakes (CalVistor)](/public/previous-projects/calvistor-irec-2023/airbrakes-calvistor.md)
- [Payload (CalVistor)](/public/previous-projects/calvistor-irec-2023/payload-calvistor.md)
- [ELLIE](/public/previous-projects/ellie.md): Experimental Liquid Low Impulse Experiment
- [ELLIE Overview](/public/previous-projects/ellie/ellie-overview.md)
- [Timeline](/public/previous-projects/ellie/timeline.md)
- [Physical System](/public/previous-projects/ellie/physical-system.md): Gasesous Oxygen - Liquid Ethanol (95%) Rocket Engine
- [Electrical and Software](/public/previous-projects/ellie/electrical-and-software.md)
- [Ongoing Research](/public/previous-projects/ellie/ongoing-research.md): Data Analysis, Future System Uses
- [MINDI](/public/previous-projects/mindi.md): STAR's First Minimum Diameter experimental rocket (Launched December 2022)
- [Airframe](/public/previous-projects/mindi/airframe.md)
- [Recovery](/public/previous-projects/mindi/recovery.md)
- [PinkBeary](/public/previous-projects/pinkbeary.md): UC Berkeley's first student-built staged rocket
- [Altimeter Wiring Update](/public/previous-projects/pinkbeary/altimeter-wiring-update.md): New altimeter wiring will involve short lengths of wire soldered directly into the altimeter at one end and into a crimp connection at the other.
- [Airframe Diameter](/public/previous-projects/pinkbeary/airframe-diameter.md): Deciding the diameter of this rocket was a very important task. We wanted this rocket to be cost affective and aerodynamic, but also versatile.
- [Fin Sizing](/public/previous-projects/pinkbeary/fin-sizing.md): How the fins geometries were determined
- [Pyro Bolts](/public/previous-projects/pinkbeary/pyro-bolts.md): Description and instructions for understanding and implementing your own calculations for Pyro Bolts used in Stage Separation.
- [Electronics](/public/previous-projects/pinkbeary/electronics.md): Electronics used for SSEP
- [CAS](/public/previous-projects/cas.md): Common Avionics System bringup and flight validation. This project was cancelled in 2022.
- [CAS Overview](/public/previous-projects/cas/cas-overview.md): General page including external interfacing documentation.
- [Core Module](/public/previous-projects/cas/core-module.md): The power, CPU, and other essential functions
- [Radio Module](/public/previous-projects/cas/radio-module.md): Communication with Ground Station, and also a GPS chip
- [Pyro Module](/public/previous-projects/cas/pyro-module.md): Eight fuses that can light blackpowder charges
- [Prop Module](/public/previous-projects/cas/prop-module.md): Sensors and Actuators to drive the propulsion system
- [CAS Core Revised](/public/previous-projects/cas/cas-core-revised.md): Core module powered by a raspberry pi and an FPGA
- [CAS Radio Revised](/public/previous-projects/cas/cas-radio-revised.md): Radio module with a powerful AT86RF215 transceiver
- [DAVE](/public/previous-projects/dave.md): DAVE: Deployable Aerial Vehicle Experiment or DAVE Aerial Vehicle Experiment. Project initiated Spring 2020. The project was cancelled in August 2023.
- [Summary of DAVE](/public/previous-projects/dave/summary-of-dave.md): (With extremely scientific qualitative examples.)
- [FAQ's](/public/previous-projects/dave/faqs.md)
- [DAVE Blog](/public/previous-projects/dave/dave-blog.md): The DAVE blog is intended to keep track of all major developments during our weekly meetings. Major progress updates and role assignments will be summarized in the main DAVE page.
- [Bear Force One: IREC 2020/2021](/public/previous-projects/bear-force-one-irec-2020-2021.md): Intercollegiate Rocket Engineering Competition, 2020 and 2021
- [Airframe](/public/previous-projects/bear-force-one-irec-2020-2021/airframe.md): Bear Force One is STAR's first fiberglass airframe. This rocket will be flown in the IREC 2021 10,000 foot apogee competition.
- [Recovery](/public/previous-projects/bear-force-one-irec-2020-2021/recovery.md): Kept everything pretty simple, mainly to get new members familiar with our current systems and have a reliable project for competition
- [Parachute Harness](/public/previous-projects/bear-force-one-irec-2020-2021/recovery/parachute-harness.md): This page will explain how to fold the parachutes and how to set up the related equipment.
- [Avionics Bay](/public/previous-projects/bear-force-one-irec-2020-2021/recovery/avionics-bay.md)
- [Avionics Bay Glossary](/public/previous-projects/bear-force-one-irec-2020-2021/recovery/avionics-bay/avionics-bay-glossary.md): Detailed description of the avionics bay and it's components. Useful for newer members to understand how the avionics bay works and the purpose of each component.
- [Avionics Bay Assembly](/public/previous-projects/bear-force-one-irec-2020-2021/recovery/avionics-bay/avionics-bay-assembly.md): a step by step breakdown of assembling and manufacturing the avionics bay, as well as key design decisions that were made.
- [Black Powder Holders](/public/previous-projects/bear-force-one-irec-2020-2021/recovery/black-powder-holders.md): To hold black powder vials close to the middle of the rocket so it will not blow through the side of the rocket.
- [Payload](/public/previous-projects/bear-force-one-irec-2020-2021/recovery/payload.md): Our entry into the SDL Payload Challenge
- [Payload Subsystem Report](/public/previous-projects/bear-force-one-irec-2020-2021/recovery/payload/payload-subsystem-report.md): Attached is an external link to a payload subsystem report written for the 2020 Sounding Rocket Design Challenge, last updated in June 2020.
- [IRIS](/public/previous-projects/bear-force-one-irec-2020-2021/recovery/payload/iris.md): The IRIS project combines two previous payload concepts, IRIS Legacy and Muons. The collective project can be referred to as IRIS for short.
- [Peripherals Diagram](/public/previous-projects/bear-force-one-irec-2020-2021/recovery/payload/iris/peripherals-diagram.md): Block diagram showing all of the sensors and peripherals for each IRIS module in the 3 board stack
- [Pinout Diagram](/public/previous-projects/bear-force-one-irec-2020-2021/recovery/payload/iris/pinout-diagram.md): Pinout diagram for the stack connector, and interfaces to each Teensy 4.1 on the IRIS-Core modules. TBD
- [Power Flow Diagram](/public/previous-projects/bear-force-one-irec-2020-2021/recovery/payload/iris/power-flow-diagram.md): A diagram detailing the power flow architecture of IRIS
- [MFC (2020)](/public/previous-projects/bear-force-one-irec-2020-2021/recovery/payload/mfc-2020.md)
- [Stabilization](/public/previous-projects/bear-force-one-irec-2020-2021/recovery/payload/stabilization.md): Providing 3-axis rotational stabilization for a (hypothetical) component during ascent!
- [Structures](/public/previous-projects/bear-force-one-irec-2020-2021/recovery/payload/structures.md)
- [Cameras](/public/previous-projects/bear-force-one-irec-2020-2021/recovery/payload/cameras.md)
- [Muons - Archived](/public/previous-projects/bear-force-one-irec-2020-2021/recovery/payload/muons-archived.md): The description of the Cosmic Watch, a pocket-sized detector that counts the number of muons that hits it. It also measures temperature and time. It will be merged with IRIS for IREC 2020.
- [IRIS Legacy - Archived](/public/previous-projects/bear-force-one-irec-2020-2021/recovery/payload/iris-legacy-archived.md): IRIS: IRIS Records Information via Sensors. By Jason Xu, Rajiv Govindjee, Bryant La, and Josh Alexander.
- [Arctos](/public/previous-projects/arctos.md)
- [AirBears](/public/previous-projects/airbears.md)