MATT'S BIG CLASS A AMPLIFIER(6) Fans of Class-A designs will appreciate this 20W per channel single-ended version featuring a bipolar input and MOSFET output.
TUBE-BASED CROSSOVERS (16) Using a free design program will help you determine the component values of the tube crossover for your speaker system.
A CENTER CHANNEL SPEAKER: A DIFFERENT APPROACH (24) Determined not to settle for the same old box-on-a-box center-channel/TV configuration, this author provides an attractive, effective solution.
DC PROTECTION AND SWITCH-ON DELAY FOR POWER AMPS (34) Protect your speaker from unwanted DC with this simple-to-build circuit that also features a switch-on delay.
THE ABCs OF FILTERS, PART 1 (38) From the simple to the complex, this tutorial covers everything you need to know about filter terminology.
AN UNORTHODOX TWO-WAY, PART 1 (46) Here's a time-tested design, requiring minimum cabinet construction, featuring an 8'' mid-woofer.
PHASE INVERTED DESIGN (56) This author shares some refinements to the traditional phase inverter circuit for improved performance.
DEPARTMENTS
XPRESS MAIL (60) Readers speak out.
BOOK REVIEW (68) Reviewed by Bill Fitzmaurice.
SHOWCASE (69) Building Rozenblit's 80W OTL.
NEW CHIPS ON THE BLOCK (72) TI1394a-2000, TSB43CA43A, and AD1896.
IN EVERY ISSUE
CLASSFIEDS (70) Audio-related items for sale or wanted.