title: Digital Circuits Ready Reference
author:  John Markus 
description: Digital Circuits Ready Reference [Jun 01, 1982] Markus, John
zlib_text: Circle #34 on the Reader Service Card.
  
  4
  p. 55
  p. 61
  p. 32
  p. 82
  COLUMNS
  DEPARTMENTS
  32
  POOL TIMER
  Build your own pool timer and 
  let it do the ”dirty” work.
  by Michael Simpson
  37
  BUILD AN RC CAR ON 
  THE CHEAP
  This versatile circuit allows you 
  to customize an RC car how 
  you prefer it to be.
  by Bill Donofrio
  42
  INSTANT REPLAY
  Add a digital recorder to your
  FM radio.
  by Dave Prochnow
  48
  THE COMPUCOLOR II
  A forgotten home computer.
  by Tom Napier
  55
  CAPACITORS — 
  THE FAMILY TREE
  An indepth tutorial on the
  fundamentals of capacitors.
  by H.Ward Silver
  61
  GENERATING ANALOG
  WAVES FROM DIGITAL
  SIGNALS
  Digital designers now have a 
  means of simply and easily 
  generating quality analog signals 
  from digital ones when creating 
  analog control applications.
  by Gerard Fonte
  08 TECHKNOWLEDGEY 2005
  Events,Advances, and News
  from the Electronics World
  12
  Q&A
  FM transmissions described,
  build a magic box, and see how
  to gauge the power in your RC
  battery pack
  18
  MICRO MEMORIES
  The Computer That Took 