maltepöggel.de

Electronics

Optoelectronics and display technology

Image Description Year
Project image LED Message
Programmable LED ticker with 5x7 dot matrix and USB connection (AATiS e.V. AS115)
2015
Project image AVR Flashlight Controller
700mA constant current driver for flashlights with one lithium cell
2013
Project image LED Scroller
5x7 Dotmatrix LED display for a slightly different birthday card
2013
Project image Night Vision Device
DIY Night Vision Device with IR Spotlight and CMOS Camera
2010
Project image Video tape recorder VFD
Vacuum fluorescence display controlled with an Atmel microcontroller
2005
Project image Ultra Low Power LED
Flashlight using a 1.5V cell
2007
Project image Eternal flasher
Low power circuit for eternal flashing
2007
Project image LED flasher
Flash circuit with PNP and NPN transistor
2002

Digital technology and microcontrollers

Image Description Year
Project image Blitzortung
Setting up my station for the blitzortung.org measuring network
2016
Project image N64 Analog Replacement Stick
A new analog stick for better retro gaming
2015
Project image Borsti
The remote-controlled bristle robot of the AATiS e.V. (AS104)
2014
Project image OCXO Timebase
New time base module for Philips frequency counters using a quartz oven
2012
Project image Doorbell extension
Module for connecting wireless doorbells to an existing system
2011
Project image Talking alarm clock 2
Second version of the talking alarm clock featuring an IW-18 VFD tube
2010
Project image 1U rackmount clock
Clock module with dimmable output for a 12V rack light
2009
Project image TV-B-Gone
A remote control that turns off any TV
2008
Project image Talking alarm clock 1
First version of the talking alarm clock with a vacuum fluorescence display
2006
Project image Akkumatik (Kit)
Battery charge, discharge and diagnostic system
2011
Project image RFIDtect
Detects RFID readers and analyzes the carrier frequency
2008
Project image Battery capacity meter
Measures the capacity of 12V batteries
2006
Project image DS1615
Standalone temperature data logger with DS1615
2005
Project image Fox Oring transmitter control
ARDF transmitter controller using microcontroller and real time clock
2004
Project image Fader start/stop
Upgrade Kit for Home CD Player
2004

PC Hardware

Image Description Year
Project image IoT Geiger Counter
Geiger-Müller Counter with WLAN / LoRa connection
2021
Project image ESP8266 MiLight Hub
Smart home gateway for MiLight bulbs
2019
Project image WiFi Weather Sensor
Your own weather station for the Internet of Things
2017
Project image Lithium Power Pack
DIY mobile battery pack
2011
Project image USB Funk
Managing 433MHz radio-controlled sockets with the PC
2010
Project image SP USB LCD
USB LCD prototype with EA-DOG for a firewall appliance
2009
Project image USB LCD
HD44780 on USB port with Linux using lcdproc
2008
Project image GPS MS1E
GPS receiver with uBlox GPS-MS1E
2006
Project image Lightcontrol
8 channel relay interface for party lighting
2004
Project image TFT2PC
Using LVDS and TTL TFT displays as PC monitors
2003
Project image VFD
Controlling vacuum fluorescence displays with your PC
2002

Analog technology, power supply and chargers

Image Description Year
Project image 3V Boost Converter with MCP1640
Efficient boost switching regulator for battery operation
2020
Project image LiFePO4 USB charger
USB Single Cell Charger for Lithium Iron Phosphate Batteries with MCP73123
2013
Project image TEA1102
Charge controller for NiMH/NiCd cells
2003
Project image Inverter
12V to 230V 50Hz sine wave inverter (100W)
2005
Project image TDA2030
14W HiFi Audio Power Amplifier
2003
Project image BA5406
2x6W audio amplifier
2002
Project image Sheath current filter
Experimental sheath current filter for audio lines
2005

Sound and light technology

Image Description Year
Project image uDMX
USB DMX Interface
2011
Project image Dual Flower
Upgrade of a double flower effect to DMX
2009
Project image QScanDMX
Upgrade of a roller scanner effect to DMX
2009