Rick Lehrbaum

Rick founded in Jan. 2007. The site features news, reviews & how-to posts re. mobile, embedded & IoT devices and technologies.

[Rick Lehrbaum @RLehrbaum37632]

Seeed Studio launches 4.26” Mono and 7.3” Color e-Paper kits preloaded with OpenDisplay firmware:

Seeed Studio has launched two Nordic nRF52840-based Bluetooth LE e-paper kits preloaded with the OpenDisplay open-source firmware for e-paper displays and… https://t.co/EpvmKbS2XM

[Rick Lehrbaum @RLehrbaum37632]

The Components for Life May Not Have Arrived By Comet:

When it comes to abiogenesis, i.e. the formation of the first biological cells on Earth, there are many theories on how this got kickstarted. One of the more popular theories involves the primordia… https://t.co/J1jldg2g1P

[Rick Lehrbaum @RLehrbaum37632]

NEMESIS Gives You Control Over Your Hyundai Head Unit:

Whether it’s to make more money or because of licensing disagreements, car companies often restrict the abilities of the infotainment units in their vehicles. They can do so much more, and a group … https://t.co/xgnthuLiYT

[Rick Lehrbaum @RLehrbaum37632]

When will this stop? The Raspberry Pi 5 16GB SBC now sells for $385:

Raspberry Pi has announced yet another price increase, this time for most models with 16GB of RAM. The Raspberry Pi 5 16GB now sells for $385, an $80 increase compared to the last pri… https://t.co/kOwDu0cpPH

[Rick Lehrbaum @RLehrbaum37632]

Flying an RC Airplane with Twin Airblower EDFs:

Shortly after [RCMakerLab] posted his question on potentially equipping an RC airplane with the electronic ducted fans (EDFs) from those airblower devices – are sold mostly as a replacement for canned air… https://t.co/v96Oy7JAJs

[Rick Lehrbaum @RLehrbaum37632]

Investigating whether Zener Diodes work for ESD Protection:

Sometimes the naming of parts in electronics can contribute to confusion about what they are good for, with the topic of Zener diodes in the context of fast surges like those from electrostati… https://t.co/b5DG2tjqsv

[Rick Lehrbaum @RLehrbaum37632]

Ask Hackaday: What Puts This Photo In The Pink?:

It’s an exciting time to be a camera hacker, because we are at a moment when even cheap camera hardware is starting to have high resolution sensors, and the awesome camera phones of a few years ago are n… https://t.co/Qj67H8jUUA

[Rick Lehrbaum @RLehrbaum37632]

Solar Light Shows Why Replacing NiMH with Li-Ion is Dangerous:

Recently [DiodeGoneWild] got his paws on a purportedly IP44-rated outdoor solar light with PIR motion sensor that also contains an 18650 Li-ion cell. Since it’s being sold in Czechia in a s… https://t.co/4Ka0NQoB4L

[Rick Lehrbaum @RLehrbaum37632]

Looking For A Cellular Modem?:

Cellular modems come and go, and they can be tricky beasts to tame – yet, in every portable computer project I’ve worked with, “LTE modem” has been a top-three request from the audience. If you’re building a cyberdeck or … https://t.co/uVDVbROpWQ

[Rick Lehrbaum @RLehrbaum37632]

How Arm is redefining the PC ecosystem:

The PC is undergoing one of its most significant transformations in decades, and Arm is at the center of it. 

Across the industry, Arm’s partners are introducing new devices, silicon platforms, and applications … https://t.co/ST2zqjq3ft

[Rick Lehrbaum @RLehrbaum37632]

Static Radio For The Chumby One:

If you haven’t heard of Static Radio, it’s basically an online radio station made up of podcast content. [Brendan Fitzpatrick] decided to take an old 2009 Chumby One and turn it into an appliance for tuning in to Static… https://t.co/NGorKaP1zc

[Rick Lehrbaum @RLehrbaum37632]

In Memorium: Margaret Hamilton, NASA’s first software engineer, helped send Apollo to the Moon:
In her journey to create the field of software engineering, Margaret Heafield Hamilton programmed many of the most historic early electronic computers includ… https://t.co/S2BTUU3OxD

[Rick Lehrbaum @RLehrbaum37632]

Banana Pi BPI-M8 – An Allwinner A733 SBC inspired by the Raspberry Pi 5 with PCIe FFC connector, UFS module socket:

Banana Pi BPI-M8 is a credit card-sized SBC powered by an Allwinner A733 octa-core Cortex-A76/A55 SoC that aims to offer an alternative … https://t.co/UDjxXHBWb8

[Rick Lehrbaum @RLehrbaum37632]

Top Arm-based innovations advancing on-device AI, cloud infrastructure, and physical AI in October 2026:

Throughout October 2026, developments across the Arm ecosystem showed how a common compute foundation is helping partners deploy more capable intel… https://t.co/GTF8V5QVw4

[Rick Lehrbaum @RLehrbaum37632]

TOOCAA NOVA Review – 20W laser engraver with AI camera, autofocus, and rotary module:

TOOCAA NOVA is a desktop laser cutter and engraver that combines creative functions in a compact body. It comes with a translucent orange cover and an A4 work area of… https://t.co/Lm1Utwpt8m

[Rick Lehrbaum @RLehrbaum37632]

A Hackable Analog Phone System:

Do you have old landline phones laying around the house, with touchtone buttons or rotary dials? Perhaps you’d like to do something with them! [Scott Dylewski] has built hardware to let you do just that, since your local… https://t.co/vs0MOceqw9

[Rick Lehrbaum @RLehrbaum37632]

Building The Stranger Things Lights For Halloween:

When Stranger Things came out all those years ago, one image left an indelible mark on pop culture. A set of Christmas lights, lined up with letters of the alphabet, such that the kid who was barely in… https://t.co/Xn5BZI2VDK

[Rick Lehrbaum @RLehrbaum37632]

Hackaday Links: November 1, 2026:

We’re less than a week away from the 2026 Hackaday Supercon, and things are getting a little… intense. So we trust you’ll forgive us if this week’s post weighs in a bit less than usual and reaches you a little later i… https://t.co/827Sj4ZusY

[Rick Lehrbaum @RLehrbaum37632]

Brainchip AKD1500 Raspberry Pi 5 Dev Kit enables users to quickly experiment with event-based neuromorphic AI:

A few weeks ago, we noted that the Brainchip AKD1500 M.2 module could work with the Raspberry Pi 5 using a compatible M.2 HAT+ expansion card… https://t.co/RhtfMGMraE

[Rick Lehrbaum @RLehrbaum37632]

Cheap FPGA Board Becomes Retro-Style Computer:

The Tang Nano 9K is a cheap FPGA development board that can usually be acquired for around $15 or so. [ThePartsBin] has been experimenting with this hardware and figured out how to set it up as a retro-sty… https://t.co/8orQ8Y5OUl