Detailed entries for one subject from the INDEX TO HOW TO DO IT INFORMATION.
Click on a see also (sa) or tracing (xx) to view detailed entries about a related subject.
The entries are in alphabetical order by magazine name and then in chronological sequence.
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A new control preamplifier. Back to the future? A look at various types of tone controls and their role in preamps and equalizers. Part 1. The preamp and how it works.
AUDIO AMATEUR 4/1991 [Oct 1991] (v.22#4) pg. 10

A new control preamplifier. Back to the future? A look at various types of tone controls and their role in preamps and equalizers. Part 2. Circuit card layouts, parts lists and assembly instructions for the "Preamp 90" prototype.
AUDIO AMATEUR 1/1992 [Mar 1992] (v.23#1) pg. 12
Correction AUDIO AMATEUR 2/1992 [Jun 1992] (v.23#2) pg. 52
Correction AUDIO AMATEUR 4/1992 [Dec 1992] (v.23#4) pg. 39

An unusual tone control. Schematic for a special circuit designed to adjust for balanced response at the lowest normal listening level.
AUDIOXPRESS Apr 2001 (v.32#4) pg. 50
Added Info AUDIOXPRESS Sep 2001 (v.32#9) pg. 78 (Analysis program plots)

Bass and treble booster controls (tone controls) for low-budget audio projects.
ELECTRONICS HOBBYISTS HANDBOOK 1993 pg. 100

Controlling audio tone. A discussion of various techniques used on amplifiers, radio and TV.
ELEMENTARY ELECTRONICS Mar-Apr 1966 (v.2#1) pg. 57

Hi-fi FET tone control circuit uses a twin-T notch filter to obtain 40-50 dB attenuation at the notch frequency when output load impedance is near infinity.
POPULAR ELECTRONICS [1] Apr 1966 (v.24#4) pg. 75

Simple tone control circuit can be inserted between the preamp and the power amp.
POPULAR ELECTRONICS [1] Jan 1975 (v.7#1) pg. 102

Bass and treble booster controls. Add a true tone control to low-cost audio amplifier.
POPULAR ELECTRONICS [2] Apr 1992 (v.9#4) pg. 34

Simple stereo audio tone-control circuit built around a single IC chip.
POPULAR ELECTRONICS [2] May 1998 (v.15#5) pg. 56

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