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There were 4 articles found in this category:

  1. questionAnswers to common questions about audio transformers
    Bill Whitlock Jensen Transformers What does "balanced" really mean? The purpose of a balanced line is to transfer a "signal" from one place to another while rejecting "ground noise", which is not white noise or hiss, but power line related hum and buzz. To accomplish this noise rejection, two si ...
  2. questionSubtleties in high end audio
    Bill Whitlock, Jensen Transformers Subtleties count in wide-dynamic-range analog interfaces Transporting high-dynamic-range analog signals from one piece of equipment to another is not a trivial task. Even subtle design variations can make huge differences in the equipment's ability to reject in ...
  3. questionHum and buzz in unbalanced systems
    Bill Whitlock Jensen Transformers Often sound systems exhibit strange and perplexing behavior such as hum that appears and disappears when power to other equipment, not even part of the audio system, is switched on or off! Traditional methods to eliminate hum often seem more like voo-doo than en ...
  4. questionLine-level transformers in high-end audio
    Mark J Medrud Design Engineer Jeff Rowland Design Group, Inc. To some, transformers epitomize the early obstacles to high fidelity: Abruptly limited bandwidth short changed both the ends of the frequency spectrum and smeared transients. Limited power bandwidth in particular hampered output t ...