MAKER: SEM 6000 Bluetooth Energy Meter / Voltcraft

I’ve opened the SEM 6000 and analyzed the communication protocol. The result is a few photos and a demo Android app with source code, whose functions can...

Mac C64 FO (File Operator)

I have programmed a small tool: “Mac C64 FO“. With this tool you can quickly and easily manage D64 Image Files and also transfer...

Delay/Latency Test (Audio/Video) for: Android, C64, MacOS

As the discussion with the new The C64 Mini regarding the joystick delay got bigger and bigger, I wanted to know more about it. On...

RasPi 3 Android SID 6581/8580 Network Board

C64 Sound Emulation with ReSID is ok, but it’s not real. Real is only the original Hardware SID. The only thing you have to...

MacOS KeyMapper with Android (RaspberryPi 3)

Update 26.04.2018: Fixed Arduino Board Reset (to write the firmware) As you can see I’ve made two hardware based Key Mappers in the last 5 years...

Wattmeter for Android Raspberry Pi 3 (ThingsPiLib)

After I created a WattMeter for Android with an Odroid C2 (a year ago: link), now I wanted to create it with a Raspberry Pi...

Wattmeter for Android (ThingsLib)

I had built a WattMeter for Arduino (one year ago: link). It works quite well, but with a very slow SDCard and very slow network...

C64 Emulator Box Single Board Solution

Update 29.04.2018: Fixed Sound Delay and wobbly ReSID Sound, USB Gamepads and other things. This new version is snappier with low latency (Joystick + Sound) Delay Link Update...

MAC VIDEO LOSSLESS CUTTER

Eight years EyeTV was my favorite TV Recoding System. But my Mac has to be powered on 24h/day if you want schedule recordings. That’s the reason...

MAC AUDIO EDITOR / CONVERTER

The Mac Audio Editor has all main features to load, save, edit and convert audio files with the formats: 3gp, aac (m4a), aiff, flac, m4v,...

SOMO II – Small Arduino MP3 Audio Sound Module

Here is an other small Sound Player you can use with Arduino: SOMO-II. I’ve used the board  with an Arduino Pro Micro 5V. As an alternative you...

Realtime Photo Transfer (Android -> MacOS)

If you need some photos or videos from your Smartphone or Tablet immediately and also resized in a folder of your Mac, then the...

Super Utility for MacOS

Here is my new “Super Utility” for MacOS. This Utility is running in the background and has the following functions: Open Terminal with Finder...

Mac Java App Builder (MacOS)

This is my new Tool to create a MacOS App from a Java Jar executable file (incl. JRE, this means that Java does not have to...

Guetzli JPG Converter (MacOS)

Today I’ve seen Google released their new JPG Encoder. So I’ve written a small Converter App for my Mac. With this little Tool you...

3D Printer da Vinci Junior – Marlin / MKS 1.4 Board Modification

The da Vinci Junior 3D Printer is small, light, has a closed case, LED Lights, is easy to use, and you can get it for...