Hello 

My name is David Siau

I am  graduated in 1995 in 

measurement and control technology
amplification technology 
transistors and opamps
digital technology 
schematic design 
worked @ R&D Pioneer Electronics Manufacturing 
and repair car audio sound systems 
roady @ Disco Sound and Success
Telecom repair Engineer @ Telenet company 
studio cabling and support  
repair synthezisers and other musical gear 
vintage electronics support and repair