Blog Archives

Pressure sensors

The Honeywell pressure sensor I use in the EFIS is quite expensive. A few people asked if it can be replaced with cheaper option for the altimeter. The main reason I chose to use the Honeywell is that it has

Posted in EFIS 19264

Bosch BNO055 disappointments

I have started testing EFIS 19264 flying at zero ft AGL 🙂 In other words I have set it up in my car and compare magnetic compass to GPS magnetic heading and altitude to GPS altitude. Good news is the

Posted in EFIS 19264, Testing

EFIS compass testing

Started testing the EFIS 19264 ver 1.2 in the car. I was hoping the self-calibration function of magnetometer will align it relatively quickly. No dice. Driving  to work for 40 minutes each way didn’t align the compass. Plan for the

Posted in EFIS 19264, Testing