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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.
To obtain a copy of any magazine article contact your local public library or the publisher.

LOUDSPEAKER PLACEMENT & PHASING
xx   LOUDSPEAKER

Tip on using two closely-spaced speakers in place of headphones for a unique listening experience.
AUDIO AMATEUR 1/1971 (v.2#1) pg. 18

An analog phase meter covers the range 0 to 180 degrees.
AUDIO AMATEUR 4/1980 [Nov 1980] (v.11#4) pg. 12
Correction AUDIO AMATEUR 1/1981 [Feb 1981] (v.12#1) pg. 45

Tailored filtering for room equalization. Practical tips on loudspeaker placement and various filter (equalizer) designs to enhance your listening room pleasure.
AUDIO ELECTRONICS 5/1998 [Oct 1998] (v.29#5) pg. 26
Correction AUDIO ELECTRONICS 2/1999 [Mar 1999] (v.30#2) pg. 46

Subwoofer placement in nonrectangular rooms. (1) Corner locations. (2) Single-woofer versus dual-woofer systems for a given placement.
AUDIOXPRESS Sep 2002 (v.33#9) pg. 40

Bass and the room. How room and design considerations affect low-frequency acoustics.
AUDIOXPRESS Oct 2002 (v.33#10) pg. 4

Simple technique using audio-generator, scope and a pair of speakers can be employed to properly phase the loudspeakers in a public address system.
ELECTRONICS WORLD Dec 1970 (v.84#6) pg. 31

Stereo phasometer. A simple test instrument to determine optimum speaker phasing. Est. cost: $15.
ELEMENTARY ELECTRONICS Mar-Apr 1966 (v.2#1) pg. 103

Getting the most from Hi-Fi speakers. Speaker placement is the all important factor.
ELEMENTARY ELECTRONICS Nov-Dec 1980 (v.20#6) pg. 61

Use an audio generator to phase stereo and mono speakers and enclosures.
POPULAR ELECTRONICS [1] Sep 1965 (v.23#3) pg. 66

A look at some loudspeaker problems that often are not the fault of the speaker, but have to do with speaker placement in the room, speaker phasing and other similar causes.
POPULAR ELECTRONICS [1] Oct 1973 (v.4#4) pg. 12

A simple oscilloscope and microphone method to get stereo loudspeakers operating in phase.
POPULAR ELECTRONICS [1] Mar 1974 (v.5#3) pg. 41

Room considerations and speaker placement for improved stereo reproductions.
POPULAR ELECTRONICS [1] Aug 1974 (v.6#2) pg. 22

An LED-readout audio power meter measures amplifier output, indicates speaker balance, compares speaker efficiencies, and doubles as a VU meter with easy-to-read display. Est. cost: $38.
POPULAR ELECTRONICS [1] Mar 1976 (v.9#3) pg. 35
Correction POPULAR ELECTRONICS [1] May 1976 (v.9#5) pg. 6
Correction POPULAR ELECTRONICS [1] Jun 1976 (v.9#6) pg. 6
Added Info AUDIO AMATEUR 2/1978 [Jun 1978] (v.9#2) pg. 53

Tips on room placement of loudspeakers to achieve the best sound.
POPULAR ELECTRONICS [1] Sep 1979 (v.16#3) pg. 14

Home theater series. A guide to planning and installing a home theater, component by component. Part 1. Loudspeaker placement. Super surround sound in suboptimal settings.
POPULAR HOME AUTOMATION Oct 1996 (v.1#1) pg. 12

How to build a stereo balance meter that tells you whether your speakers are balanced properly.
POPULAR MECHANICS Apr 1971 (v.135#4) pg. 126

A balance/phase meter for testing a stereo set. This test instrument is actually three instruments: a phase meter, a balance meter, and an audio-output signal-strength meter.
POPULAR SCIENCE Mar 1968 (v.192#3) pg. 126

Tips on proper positioning of "sound columns."
RADIO-ELECTRONICS Jul 1988 (v.59#7) pg. 13

How speaker design and room acoustics affect the quality of stereo images. A brief discussion.
RADIO-ELECTRONICS Jan 1990 (v.61#1) pg. 72

Getting the most from your loudspeakers. Tips on locating the speakers in relation to the listener.
SCIENCE & MECHANICS Spring 1981 pg. 91

Tips on using adjustable staggering of drivers to compensate for system phase shifts (caused by the electronics and by connecting cables).
SPEAKER BUILDER 4/1982 [Feb 1983] (v.3#4) pg. 33

Tip on using foam rubber to help tone down "room boom" from rear/floor firing subwoofers.
SPEAKER BUILDER 2/1983 [Aug 1983] (v.4#2) pg. 27

Simple, effective and cost-free way of broadening the optimum listening area using conventional speakers.
SPEAKER BUILDER 4/1983 [Dec 1983] (v.4#4) pg. 30

Modular test instruments. Part 3. Direct-reading phase meter.
SPEAKER BUILDER 1/1984 [Mar 1984] (v.5#1) pg. 23

One man's listening room odyssey. Description of how a room measuring 25x13x8-ft, with a concrete floor, was converted into a suitable listening room for audio by experimenting with various speaker locations.
SPEAKER BUILDER 1/1987 [Jan 1987] (v.8#1) pg. 32

Image enhancement. Tips on cancelling out crosstalk by using a second pair of speakers supplied with information from the opposite channel in reverse phase. Other tips also mentioned.
SPEAKER BUILDER 3/1987 [Aug 1987] (v.8#3) pg. 59

Spot sound absorption. How to adapt the acoustics of an existing room to the speaker radiation pattern using selective absorption and diffusion. These "picture framed" sound absorbers are hung on the wall at appropriate locations.
SPEAKER BUILDER 3/1988 [May 1988] (v.9#3) pg. 40

Tips on using equalizers and locating speakers to get realistic sound over the whole listening room.
SPEAKER BUILDER 5/1988 [Sep 1988] (v.9#5) pg. 74

The listening arc alignment. Matching your listening position to the speaker plane. Includes a BASIC computer program to calculate the displacement on a curve from the listeners sitting position to the front of a speaker.
SPEAKER BUILDER 2/1989 [Mar 1989] (v.10#2) pg. 26
Added Info SPEAKER BUILDER 1/1992 [Jan 1992] (v.13#1) pg. 62

Repressed reflections. How to construct simple frames and cover them with sound-absorbing acoustical foam. These panels are then positioned behind loudspeakers, along walls, behind the listener, etc. to control unwanted sound reflections.
SPEAKER BUILDER 3/1989 [May 1989] (v.10#3) pg. 61
Added Info SPEAKER BUILDER 6/1989 [Nov 1989] (v.10#6) pg. 70
Added Info SPEAKER BUILDER 3/1991 [Jun 1991] (v.12#3) pg. 85

Tip on eliminating the "hole in the center" between two widely-spaced Klipschorn corner speakers.
SPEAKER BUILDER 6/1990 [Nov 1990] (v.11#6) pg. 73

The A, B, Cs (and Ds) of speaker placement. Placing bookshelf speakers in just the right spot and the 10 commandments for optimum results.
SPEAKER BUILDER 6/1992 [Dec 1992] (v.13#6) pg. 30

Focused arrays. Using an array of drivers to increase direct sound and reduce room reflections. Part 1. Theory and implementations.
SPEAKER BUILDER 4/1995 [Jun 1995] (v.16#4) pg. 10
Added Info SPEAKER BUILDER 7/1995 [Oct 1995] (v.16#7) pg. 48

Focused arrays. Using an array of drivers to increase direct sound and reduce room reflections. Part 2. Testing a simple focused array.
SPEAKER BUILDER 6/1995 [Sep 1995] (v.16#6) pg. 24

A simple phase tester measures phase differences between drivers to achieve phase linearity in a multi-speaker design.
SPEAKER BUILDER 8/1996 [Dec 1996] (v.17#8) pg. 16

Tip on wiring four bookshelf speakers to the same stereo amplifier to create an optional out-of-phase condition which results in warmer midbass and a wider and deeper sound stage.
SPEAKER BUILDER 4/1997 [Jun 1997] (v.18#4) pg. 62

Enhancing ambience with an auxiliary speaker. Two auxiliary speakers (positioned directly above the main speakers and mounted so that their acoustic output is reflected from the ceiling) are used to improve the illusion that you are present at a live performance. Includes instructions for building these simple speakers.
SPEAKER BUILDER 5/1997 [Aug 1997] (v.18#5) pg. 22

Computerized loudspeaker placement. A discussion of room acoustics in the home environment. Using a modern math tool (Finite Element Method) to determine loudspeaker placement. Part 1.
SPEAKER BUILDER 1/1998 [Jan 1998] (v.19#1) pg. 16

Computerized loudspeaker placement. Part 2.
SPEAKER BUILDER 4/1998 [Jul 1998] (v.19#4) pg. 34