VOLUME 44
NUMBER 4
April 2013
Construct a Simple LED Bias Meter and Supply, By Patrick Brunner
Testing the Spin-Clean LP Washer Machines, By Victor Stagges
Entrepreneur Embraces Audio Technology Evolution, By Shannon Becker
CES 2013, By David J. Weinburg
Speakers: "Parts Is Parts": High-Polymer Film (Part 1), By Mike Klasco and Steve Tatarunis
Hollow-State Electronics: Popular Preamp Tubes, By Richard Honeycutt
Test Bench: Scan-Speak High-Frequency Driver, By Vance Dickason
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