14 posts
Nov. 15, 2022

SparkFun ESP32 Thing - bad Wifi?

If you are facing poor Wifi capabilities (e.g. slow to dish out IP addresses via DHCP in AP mode or unreliable connection in STA mode) with your SparkFun ESP32 Thing, it might

Feb. 6, 2022

Unihertz Titan Pocket Review

So when my BlackBerry Key2 started acting up, i was happy that someone took on the matter of physical keyboard cellphones, namely Unihertz with the Titan Pocket, funded on Kickstarter. Since there are

Jan. 26, 2022

Lenovo i3 multiscreen xrandr

So i wanted to to get a multiscreen setup to work with a lenovo laptop in a dockingstation (one external monitor connected via HDMI $EXT2 and one via VGA $EXT), so there is

Dez. 29, 2021

Reciva == EOL -> Reviva!

So when i turned on my internet enabled Radio Okano Tr2608i (rebranded Sanyo R227), nothing played. It normally takes a while to boot, but even after waiting for a couple of minutes, there

Mai 15, 2021

Custom OpenWRT FW for AP with 4MB

So you have an Access Point that supported OpenWRT but now the official builds of OpenWRT dont support it anymore because of 4MB memory/32MB ram limitations? There are some options how to

Mai 15, 2021

Seamless Wifi handover with OpenWRT

When there are more than one wifi access points covering an area, the mobile clients need to perform a handover while translocating between the access points (roaming). This should be as smooth as

Okt. 7, 2020

Amazfit BIP Lite customizing

The Amazfit BIP Lite (*) (Huami) is a simple and cheap smartwatch (kind of like the Amazfit BIP without GPS) with basic functionality like display of notifications, alarms, fitness (steps) and pulse tracking and

Sep. 21, 2020

Aten CS1734b Audio noise from USB

As i wrote in this article i had issues with an high pitch audio noise on the microphone line of my Aten CS1734b KVM switch. After quick debugging it was clear that it

Sep. 10, 2020

Aten CS1734b KVM Switch FW Upgrade

So i wanted to upgrade the firmware of an Aten CS1734b KVM switch but the device needs a "special cable". Luckily, there is somebody on Ebay producing them, alternatively one can easily solder

Apr. 13, 2020

New life for LG G Watch

The LG G Watch (Codename dory) has been around for a while and being always on the hunt for a great new companion (great battery life, notifications, water-proof or resistant, not asking for