Marmus

Hobby stereophile and audiophile. Enjoy build, mod, test, listen.
Career transient (time domain)and dynamic (freq domain) analysis, product design build test and support. Component and system model and lab validation. Mainly 0 to 200kHz physical systems. Lots of 0-200Hz mechanical, up to 20k vibes, coupled with electrical and software analysis for control and sense. MATLAB-Simulink, some custom and some off shelf tools. Some experience DSP for input signals. Power supply and transmission. Compressible fluids and small hydrodynamic control systems. Also a bit of ASIC, FPGA, Pic etc programming from high level languages.
Occupation
Engineer
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