Speaker Builder: 1989 (PDFs)

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1989 Speaker Builder magazine.
Issues in PDF format. Totaling 6 issues.

Table of Contents from 1989 issue 1:

“A Modest Proposal,” 
editorial by Edward T. Dell, Jr., page 9
“M-S Speaker System” by Reid Woodbury, page 10 “A Stereo System Odyssey” by Arthur Brown, page 16 “A T/S Driver Program” by David Long, page 22
“The Cordless Revolution” by Bruce C. Edgar, page 25
“The Third Dimension: Symmetrically Loaded, Part 2” by Jean Margerand, page 27
“Synthetic Sound Foretells Good Listening” 
by Leif Ryden, page 36
Craftsman’s Corner, Dual-Chamber Reflex, page 40
Software Review, CACD: Computer-Aided Cross-over Design, reviewed by Bob White, page 42
Tools, Tips & Techniques, by Robert Lewis, Paul Gra-ham, Ron Poelman & Richard Painter, page 50
Technology Watch, by Peter Muxlow, page 52 Mailbox, page 54
Classified, page 66
Ad Index, page 68
Vintage Designs, Wharfedale Airedale, page 69 Pox Humana, by Richard Pierce, page 70

Table of Contents from 1988 issue 2:

Good News, page 2
“A Peal for Bell,” guest editorial by Tom Nousaine, page 9
“The Audio Laboratory Loudspeaker System”
by W. Marshall Leach, Jr., page 10
“A Passively Assisted Woofer System”
by Tom Nousaine, page 16
“The Digital Filters” by Fernando Garcia Viesca, page 19
“The Listening Arc Alignment” by Douglas Rauer, page 26
“An Easy IC Power Amp/Crossover”
by Ralph Gonzalez, page 33
“Easy Surround Sound” by Louis Edelman, page 36
Craftsman’s Corner, The Arc, page 42
“Home Built Spikes” by Paul Dwight, page 44
Product Reviews, Digital Test: 106 Digital Tests and
Demonstration Tracks, Colossus CDs,
reviewed by Gary Galo, page 49
Tools, Tips & Techniques,
by Jim Frane & Ralph Gonzalez, page 53
Technology Watch, by Peter Muxlow, page 54
Mailbox, page 56
Classified, page 72
Ad Index, page 75
Vintage Designs, Jensen Ultraflex-15, page 76
Pox Humana, by Richard Pierce, page 78

Table of Contents from 1989 issue 3:

Good News, page 3
“Spring Wing,” editorial by Edward T. Dell, Jr., page 9
“A Thunderbird Isobarik” by Chris Edmundson, page 10
“Dynaudio Drivers and Sheetrock”
by Allan Millikan, page 15
“The Picket Loudspeaker” by Carmine Gitto, page 21
“Servo-Controlling the AR-1” by Arthur Brown, page 24
“A Hacker’s Harmless Speaker” by Duke Lejeune, page 28
“A Semi-Universal Noninvasive Speaker Muting
System” by Vern Mastel, page 33
“Equalizing the Klipsch Cornwall”
by Roger Floth, page 36
“The Switcher” by S. Wayne Cox, page 40
Book Reviews, Perceptions of Reproduced Sound,
The Audio Dictionary, The Illustrated Dictionary of
Electronics, reviewed by Rod Rees & Gary Galo, page 48
Tools, Tips & Techniques, page 56
Ask Speaker Builder, page 59
Mailbox, page 61
Vintage Designs, Jensen Imperial Reproducer, page 72
Classified, page 79
Ad Index, page 82
Pox Humana, by Richard Pierce, page 83

Table of Contents from 1989 issue 4:

Good News, page 3
“Audio Amnesia,” 
guest editorial by Bruce C. Edgar, page 9
“A Visit to the Klipsch Kingdom” by Bruce C. Edgar, page 10
“Rehab for Better Kitchen Music” 
by David Baldwin, page 28
“The Beauty of Spreadsheets” by Marc Bacon, page 30
“Building a Subwoofer/Satellite System” 
by Michael Gollatz, page 34
“Impedance Measurement as a Tool” 
by R. D. Crawford, page 37
“Practical Considerations for Passive Radiators” 
by Randall Bradley, page 41
“Protecting Your Investment” by Robert Nelson, page 46
Book Review, The Wood Report, reviewed by John Cockroft, page 51
Software Review, Disk Technician + Automated AI Software System, reviewed by Gary Galo, page 52
Tools, Tips & Techniques, page 58
Technology Watch, by Peter Muxlow, page 60
Mailbox, page 61
Vintage Designs, The Klipsch Rebel, page 79 Classified, page 80
Ad Index, page 83
Pox Humana, by Richard Pierce, page 84

Table of Contents from 1989 issue 5:

Good News, page 6
“Symmetrical Speaker System with Dual
Transmission Lines”
by Peter E. Hillman, page 10
“The Microline”
by John Cockroft, page 28
“A Wheatstone Bridge for Your Voice Coil”
by Bruce C. Edgar, page 36
“Tweeter Q Problems”
by Jorge O. F. Oliveira, page 40
Ask Speaker Builder,
by Richard Pierce, page 43
Book Reviews, 1,001 Things to Do With Your Commodore
128, The GEM Operating System Handbook,
reviewed by Jim Stephens & Vance Dickason, page 47
Tools, Tips & Techniques,
by James Frane & James Bock, page 50
Craftsman’s Corner, by Scott Wolf, page 51
Mailbox, page 55
Classified, page 73
Ad Index, page 76
Pox Humana, by Richard Pierce, page 77

Table of Contents from 1989 issue 6:

Good News, page 3
“Milestone Ten,” editorial by Edward T. Dell, Jr., page 9
“A Dipole Subwoofer for Quads” by James Lin, page 10
“Adjusting Woofers for High Performance”
by Brian D. Smith, page 22
“Modifying the Paradigm 7se”
by S. Wayne Cox, page 26
“Symmetrical Speaker System with Dual
Transmission Lines, Part 2”
by Peter E. Hillman, page 32
Kit Report, Focal Egg II,
reviewed by David Davenport, page 49
Craftsman’s Corner,
by Rod Hickerson & Robert Camp, page 52
Tools, Tips & Techniques,
by Readers Rivera, Klockemen, & Frane, page 56
Technology Watch, by Peter Muxlow, page 58
Vintage Designs, Concerto-15, page 61
Mailbox, page 62
Classified, page 82
Ad Index, page 85
Pox Humana, by Richard Pierce, page 86