Elektor June 2008

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Table of Contents Elektor June 2008

• Air Power, Sound and Heat
  Winning themes of our Notebook competition
• An RLC Meter for under £ 2.00
  impedance measurement using a sound card
• Cool power
  Switch Mode Power Supplies: an introduction
• Elektor/Intel unplugged: results revealed
  Elektor readers rise to the Intel Challenge
• Hexadoku June 2008
  Puzzle with an electronics touch
• Invisible Commands
  ATmega88 decodes infrared control commands
• LED Tester
  Check and compare intensity
• Mailbox June 2008
  
• Mains Adapters
  Labtalk: the case of the treacherous LED…
• Neuwirth FUP1D PMR test unit (1973)
  Retronics
• Other uses for EIR
  Much more than just a radio: a powerful development card for ARM7
• Profiler Update
  Experience, tips and helpful hints
• SAPS-400
  Powerful switching audio supply
• Score: 7.5
  A comparative test of nine sound cards
• Thermo-Snake
  a 128-channel USB’ed datalogger for a 1-wire thermal monitoring network
• USB-to-TTL Serial Cable
  A new item in the Elektor shop