Elektor September 2002

Table of Contents Elektor September 2002

• Capacitor ESR Tester
  the good, the bad and the leaky…
• EEDTS Pro Super Loco Decoder Upgrade
  with a return signaller upgrade
• The JTAG Interface
  a standard test interface for ICs
• Microcontroller Basics Course FAQs
  the most commonly asked questions
• Parallel JTAG Interface
  
• High Voltage PSU
  a universal supply for valve amplifiers
• Making Your Own PCBs
  tips for circuit board fabrication
• High-Speed Controller Board (2)
  circuit description and construction
• Continuity Tester
  a component-friendly design
• Firmware Update for EPROM Emulator
  add MCS51 compatibility to our 27C256 Emulator
• Software for Old Computers
  useful stuff for vintage PCs
• 20-Meters Band Receiver
  an unusual double-conversion superhet