The audio component centers around the SS8550 PNP transistor (Q1) which serves as a driver for the passive buzzer (BZ1). This ...

Waveshare has recently introduced the L76K GPS HAT, a Raspberry Pi-compatible HAT that supports multiple GNSS systems, ...

They’re controlled by an Arduino Nano which has a built-in inertial measurement unit, allowing it to sense the angle the pipe is being held at as well as making determinations about its movement.

APC issue 542 (February) is now available, ensuring you never miss another software update.