Reference Data

Some reference sites off my favorites list...

• Solid State
  • Elenota, a Polish datasheet search (in English, fortunately!)
  • Data Sheet Archive (extensive database, some ads)
  • Connector pinouts and specs
  • SMPS Calculator
  • Diotec diode cross-reference (with data sheets)
  • Japanese Transistor Reference (almost every part 2SA-2SD)
• Tubes
  • Data sheet search
  • Duncanamps' TDSL
  • NJ7P Tube Search
  • Frank's Tube Data Sheets
  • Output transformer design guide
  • Triode-mode plate curves:
    • 24LQ6 Sweep
    • 6DK6 RF / small signal amplifier pentode
    • 7KY6, Frame grid / video output pentode
    • Another 7KY6
• Metalworking
  • Spring Making
  • Technical Data on my friend Chipmaker's site
  • MatWeb database of materials (composition, strength, etc.)
  • USGS Metal Prices
  • Current precious metal prices
  • Current nonferrous metal prices

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