Some of my designs:

Embedded web server   ethernet.pdf 

Simple and cheap 40W, 12/19V  DC/DC converter (Polish) regulator.pdf 

CO2 laser controller ster_laser.pdf 

Car signalization module (Polish) signal.doc   SETM.SCH   

Handheld 47-800MHz LCD spectrum analyzer (Polish) analyzer  , photos  

Miniature stereo FM radio receiver - full design   radioddb.rar, photos  

ByteBlaster II cable  bbMV.Sch

ATMEGA  testboard  fATMEGA_testboard.rar

DC/DC 12-> 20V Laptop supply dc_dc_stepup.rar

Volkswagen/Audi/Skoda diagnostic interface vag.rar

CPLD, AVR testboard testboard.zip

HF power meter with LPT interface PMETER.rar

Universal PCI/USB  test board/bridge presentation

HV supply (0-30kV,0-1mA) HV_supply.rar

Magnetic field meter fieldmeter.rar