1. R

    Review Request: HAB Avionics Board

    I'm trying to launch a high-altitude balloon later this Spring or Summer, and made a board for telemetry and other data to be sent back to my ground station. It is based around the Seeed Studio XIAO ESP32-S3 Sense, as it's really cheap and makes it easy to integrate a camera Images will be...
  2. A

    Landing gear control box circuit

    This is a schematic diagram for a Landing Gear Control Box. Explain how the circuit diagram changes based on the movement of the L/G switch.
  3. S

    Bit Arrangement

    Hi There, I am new to EEE, so please excuse my lack of communication in expressing the question. I would like to know, how bits are arranged in circuits. for example in this document [pg. 10-12] (https://www.icao.int/SAM/eDocuments/ADSB%20Guide%20Vs1.2%20English.pdf) it is stated that there...
  4. Frequently.Modulated

    Does the Bombardier/DHC Q400 Auxiliary Power Unit Include a DC Generator? If it does, what kind of winding does it use?

    Good day! I am currently writing a short report on DC machines and I intended to use the generator onboard the Bombardier/DHC Dash 8 Q400's Auxiliary Power Unit as a focal topic. Upon searching through several documentation (both from Bombardier themselves and some airlines like AirBaltic) I...
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