Bernhard Bablok

Bernhard Bablok retired from Allianz Technology SE as an SAP HR developer. When he is not listening to music, riding his bike, or walking, he focuses on Linux, programming, and small computers.

May 16, 2025 Temperature Sensor Humidity Sensor Weather Station

Temperature and Humidity Sensor Comparison

Any application that collects a large number of measurements is bound to have some anomalous measurements, but good sensor breakouts should not output such values all the time. We tested eight temperature and humidity sensors for accuracy.

Apr 4, 2025 CO2 Sensors MH-Z19C ENS160

Sniffing the Air

Monitor your indoor air quality with an inexpensive CO2 sensor. We look at three candidates to help you find the best solution.

Mar 7, 2025 Raspberry Pi Proxmox Virtualization Container Virtual Machine

Run VMs and Containers on the Raspberry Pi with Proxmox-Port

Proxmox-Port, an unofficial ARM port of Proxmox VE, offers a virtualization solution for the Raspberry Pi. We test it out on the Pi 5. By Bernhard Bablok

Dec 27, 2024 Raspberry Pi Raspberry Pi Pico Remote Control Power Button

Time Controlled or Remote Raspberry Pi 5 Boot

In addition to enhanced performance, the Raspberry Pi 5 also comes with some new hidden functions, including options for time-controlled and remote start-up and shutdown.

Nov 29, 2024 Raspberry Pi Zero PiJuice pHAT HAT UPS

PiJuice HAT for Battery-Powered Pi Zero

The Raspberry Pi Zero is a frugal little computer. But without a power socket, you might be surprised how quickly it can drain a battery. Active power management is the order of the day.