• FEATURES
  • A SMALL REFLEX TL (6)
    This author presents a unique design for a compact transmission line... using concetric tubes.
  • A DIGITAL POOGE FOR HP'S 339A TEST SET (16)
    Try this handy modification to upgrade your HP test equipment.
  • ODYSSEY OF A LINE STAGE, PART 2 (22)
    After much experimentation, this author determines the best approach for his line stage design.
  • BASS IN SMALL PLACES (32)
    This veteran audio author reveals that it is possible to produce low-frequency bass in a small room.
  • PASSIVE PHONO PREAMPS: DESIGN CONSTRAINTS (38)
    This extensive study helps you to design a passively equalized phono preamp.
  • TECHNIQUES AND GADGETS FOR AUDIO EXPERIMENTERS (48)
    Here are some time- and money- saving tips from a veteran audio do-it-yourselfer.
  • REVIEWS
  • BEYOND THIELE/SMALL-DUMAX AND KLIPPEL DRIVER MEASUREMENT SYSTEMS (50)
    Predicting driver behavior with state-of-the-art equipment.
  • CONSTRUCTING THE SEAS FROY MK.3 (60)
    Assembling this small bass reflex design is an enjoable and rewarding task...if you follow our publisher's step-by-step approach.
  • DEPARTMENTS
  • XPRESS MAIL (66)
    Readers speak out.
  • AUDIO AID (72)
    A Balanced Op-Amp Driver.
  • IN EVERY ISSUE
  • CLASSFIEDS (70)
    Audio-related items for sale or wanted.
  • AD INDEX (70)
  • YARD SALE (71)
    Free classifieds for subscribers.