• on Education & Information
  • Published in issue 4/2009 on page 8
About the article

Mailbox April 2009

Mailbox April 2009
  • A boxful of Dekatrons
  • Replacement for BB212 500-pF varicap
  • Games Computer in Retronics
  • US clock speaks German
  • When SMD was young
  • LED spinning top
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