Reachy 2023 Camera Focal Length: Why It’s Missing and How to Get It
Pollen Robotics doesn’t publish a focal length for Reachy 2023’s Kurokesu C2 cameras — here’s why, and how to get the intrinsic matrix you actually need for stereo depth estimation.
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How to Play Audio Through Reachy 2023’s Speakers: A Practical Guide
Reachy 2023’s official docs skip audio entirely. Here are three working approaches — ReachyAudio, direct SSH with Linux tools, and the Reachy 2 SDK — to get sound playing through the robot’s speakers.
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Playing Audio Through Reachy 2023’s Speaker: What the SDK Doesn’t Tell You
Reachy 2023’s reachy-sdk has no built-in audio module. Here’s how to play sound through the robot’s speaker using direct Linux audio tools and Python, plus how the newer Reachy 2 SDK compares.
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Reachy Robot 1 Camera Not Working: Full Linux Diagnostic Guide
Camera missing from lsusb and /dev/video* on Reachy robot 1? This guide walks every diagnostic step from USB enumeration errors to confirming hardware failure.
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Reachy 2021 Orbita Head Stuck: Diagnosing and Fixing a Mechanical Joint Jam
If your Reachy 2021 head won’t move even with the power off, the Orbita parallel mechanism likely has a mechanical jam. Here’s how to diagnose it and what to open up.
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Reachy Robot 1 Camera Not Detected: Diagnosing Blank lsusb and /dev/video Output
If your Reachy 1’s cameras are invisible to lsusb and /dev/video*, here’s how to distinguish a physical failure from a driver problem and what to check before opening the head.
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Reachy Robot Camera Not Detected: Diagnosing a CSI Ribbon Cable Failure on Linux
When lsusb shows nothing for your Reachy 1 cameras, it’s not a driver issue. Here’s how to properly diagnose a CSI camera failure on the onboard Raspberry Pi and fix it.
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Reachy Robot Camera Not Detected: A Step-by-Step Diagnosis Guide
Reachy 1 cameras missing from lsusb and /dev/video*? Learn how to read the diagnostics correctly and fix the problem from physical connections up to the ROS 2 layer.
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Running Three Reachy2 Simulations Simultaneously in Isolated Docker Containers
Step-by-step guide to running three Reachy2 robot simulations in separate Docker containers, each on its own gRPC port, with a working docker-compose example and Python SDK connection code.
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Reachy Robot 1 Camera Not Detected: Diagnosing USB, Drivers, and Hardware
If your Reachy robot 1 cameras don’t appear in lsusb or /dev/video*, here’s how to tell whether it’s a physical connection failure or a missing driver — and how to fix each.