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Projects

I’m in the process of upgrading and modifying my home-made CNC machine.

Trying the Numato Lab Waxwing Spartan 6 development board.

Waxwing Spartan6 Development Board is a low-cost FPGA development board with a lot of features including DDR SDRAM, 100M Ethernet, AC97 codec, and DVI-D. Waxwing Development Board features Waxwing Xilinx Spartan-6 FPGA Mini Module with high-density connectors for external IO interface.…

Building a HB9CV for the 2 Meters Band.

Modifying and rebuilding my home-made 3D delta robot.

It is based on the Kossel design.

Kossel is a parametric delta robot 3D printer, built in 2012 by Johann in Seattle, USA, based on his Rostock prototype.

It is named after Albrecht Kossel, German biochemist and pioneer in the study of genetics.…

My favourite soldering station. I build and fix my circuits using the Weller WXR3.

Restoring the Yaesu Mark-V FT-1000MP.

HB9CV

Building my home-made HB9CV antenna.

The HB9CV antenna was developed by the Swiss radio amateur Rudolf Baumgartner HB9CV in the 1950s.

The HB9CV allows for reasonable gain, a good front / rear gain ratio, and most of all: reasonable dimensions . It…

Programing and testing an LCD using the Microcontroller.…

I’m building this HF SDR transceiver. The transceiver uses an Atmel Atmega Micro-controller. The project progress will be updated when I have some free time.