Tag: Tutorial
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How to put drives to sleep in OpenMediaVault?
By default, OpenMediaVault NAS software will prioritize performance over power consumption and noise levels of disk drives. It makes sense when running heavily loaded NAS, but for home usage it’s an overkill. If my NAS is used only a few times a day, it makes no sense to keep HDDs spinning all the time. Luckily,…
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How to update the Raspberry Pi bootloader firmware
Raspberry Pi needs a special software to work. Yes, operating system in important, but bootloader firmware is even more important. Without it, RPi would not be able to boot or support external devices. From time to time, it’s worth to update the bootloader firmware to get new functions and fix bugs. This article is a…
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How to record good audio for YouTube
Recording good audio with cheap microphone is not a trivial task. Here are some tips on how to improve quality of you audio recording on a cheap. The first 3 tips are 100% free. For the bonus one, you might have to buy some pillows and a rug. But the most important advice is just…
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How to replace the 3d printer nozzle – Prusa i3 MK3S
The Prusa i3 nozzle is of good quality. If you treat it well, it will serve you for years. My Prusa i3 MK3S was printing without absolutely any problems for more than two years. Unfortunately, some of the failed filament experiments left too much fowling in the nozzle and although it was printing fine most…
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How to setup INAV on a rover
INAV finally allowed to use INAV and INAV compatible flight controllers to be used on rovers and boats. Finally, INAV supports not only flying vehicles. Bear in mind, that the rover and boat support is not full, and some functionalities might not be working like expected. What works:
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INAV Airspeed Sensor – which one to choose
INAV flight controllers gives you the option to install airspeed sensor on your airplane, just like in Pixhawk and Ardupilot. And just like in case of Pixhawk and Ardupilot, you have several options in terms of the hardware. Airspeed sensors, also known as Pitot tubes, come in two variants: digital and analog.
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How to connect APM Airspeed Sensor (Pitot Tube) to INAV
Recently released INAV 1.7.2 introduced new hardware support: analog airspeed sensors. I’ve written new but it is new only to INAV. Analog airspeed sensors aka APM Pitot Tubes aka Ardupilot Airspeed Meter and one the market for years. And they are cheap. By cheap, I mean below $30. And until recently they were usable only…
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How to install and configure Betaflight
Latest Betaflight 3.0 is a new quality for flight controller software. It brings many new, cool, features comparing to previous versions. If you fly mini-quad or micro-quad, you have to check what Betaflight 3 has to offer. This tutorial will show how to install Betaflight 3 and how to configure it so mini-quad can go…
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Connecting ultrasonic rangefinder (Sonar) to Cleanflight and INAV
Keeping constant altitude with a drone is not a trivial task. Specially, if drone is supposed to keep give altitude very precisely few meters above the ground. One of the reasons for it is difficulty of reading precise altitude. Barometer can drift when atmospheric pressure changes and can produce a lot of noise. GPS is…