Cork, Ireland
@Tek4um. by Karl Grabe
Ongoing Projects 2021.04:
Remote buzzer for Smoke Alarm & 5/3.3v Microcontroller interface
Water tank level alarm, Arduino & HC-SR04 ultrasonic sensor
Arduino Controlled home heating project, follow: #ArduinoHeating
1977 Yamaha XS 250 restoration
PhoneTax.eu - android tax calculator – updated each year
Completed Projects
2021.04.17 Philips - Magnavox D2999 PLL Receiver LED Backlight Replace Disassembly/teardown/reassembly
2021.04.02 Programmable On-Air LED Sign for online lectures/meetings using sonoff wifi relay
XMAS Snowflake 3d printed star, RGB LED Pixels 2020
2018.04.15 Alarm Communicator with Arduino GSM shield
30 minute make a Secchi Disk to measure phytoplankton with your smartphone: CorkCoast.com/secchi
Irish PAYE Tax Calculator: TaxCalc.eu Updated for budget 2021
DIY Hydrophone 2005
PIC car Fuel monitor 195
Nest Box with cameras 2011
Masters Thesis 1983
Apple Cork & Cupertino 1983-1998 Archive folders