Shorthand method of specifying the values of resistor and capacitor to be used in a frequency correction network by reference to the time taken for the voltage across the capacitor to fall to 37% (approx.) of its original value through the resistor.
"As I listen to my CD restorations, phrases like "superb quality" and "meticulous attention to detail" come to mind. Let me explain. I sent twelve LP's to CVC Productions for transfer and restoration, all of which had the pops and cracks that dusty LP's have. One LP in particular, my favorite, was so scratchy that I could no longer listen to it ..."