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.

A pair of computer speaker system designs. Improved performance comes from larger-than-normal speakers. Part 1.
AUDIOXPRESS Mar 2001 (v.32#3) pg. 8
Added Info AUDIOXPRESS Sep 2001 (v.32#9) pg. 77

A pair of computer speaker system designs. Part 2.
AUDIOXPRESS Apr 2001 (v.32#4) pg. 30

The ultra fidelity computer sound system. A five-part series considers the unique computer acoustic, including the design of high-quality speakers, subwoofers, and amplifiers best suited to the computer environment. Part 1. Computer listening environment and acoustics.
AUDIOXPRESS Sep 2001 (v.32#9) pg. 32

The ultra fidelity computer sound system. Part 2. Design the ultimate computer satellite speakers.
AUDIOXPRESS Oct 2001 (v.32#10) pg. 58

The ultra fidelity computer sound system. Part 3. A look at the design, placement, and construction of the subwoofer.
AUDIOXPRESS Nov 2001 (v.32#11) pg. 74
Correction AUDIOXPRESS Jan 2002 (v.33#1) pg. 71 (Graph correction)

The ultra fidelity computer sound system. Part 4. Circuit design, including the all active "tri-amped" crossover system, pull down "T" attenuator, power amplifiers, and system performance
AUDIOXPRESS Dec 2001 (v.32#12) pg. 58

The ultra fidelity computer sound system. Part 5. Assembly and hook up.
AUDIOXPRESS Jan 2002 (v.33#1) pg. 54
Added Info AUDIOXPRESS Aug 2002 (v.33#8) pg. 57

Audible interrupts for humans. An audio annunciator circuit which is triggered by the same output that triggers a visual display can help call a computer operator's attention to an interrupt.
BYTE Feb 1977 (v.2#2) pg. 54

Sound off. Interfacing a computer to external sound generation devices, such as the Texas Instrument SN76477 or the General Instrument AY-3-8910.
BYTE Jul 1979 (v.4#7) pg. 34
Added Info BYTE Aug 1980 (v.5#8) pg. 239

Apple audio processing. A simple interface for the Apple II to allow audio input and output.
BYTE Apr 1980 (v.5#4) pg. 212

Circuit for a D/A converter which fits the parallel port of an Apple II computer. Suitable for attaching a computer to a stereo amplifier for music/sound generation.
BYTE Dec 1981 (v.6#12) pg. 253

Analyze audio by visualizing. 8080 routines for audio-analysis allows you to digitally record 1 second of sound, play it back, and display it on a video screen.
BYTE Jan 1982 (v.7#1) pg. 206

The Atari tutorial. Part 7. Sound. The Atari 400 and 800 computers can generate a variety of noises.
BYTE Mar 1982 (v.7#3) pg. 80

The Atari tutorial. Part 8. Generating sound with software. The sound capabilities of the Atari 400 and 800 computers are influenced by the software technique used.
BYTE Apr 1982 (v.7#4) pg. 134

Three inexpensive hardware/software projects to let you use the cassette port of a TRS-80 Model I or III for a tone generator, telephone dialer, and RS-232C output channel.
BYTE Apr 1982 (v.7#4) pg. 158

Add programmable sound effects to your computer with this circuit which uses the Texas Instrument SN76489A integrated circuit. Attaches to computer via parallel I/O port. Est. cost: $40.
BYTE Jul 1982 (v.7#7) pg. 60
Added Info BYTE Nov 1983 (v.8#11) pg. 596

How to generate radioteletype audio frequencies from an Atari 800 computer.
BYTE Mar 1983 (v.8#3) pg. 436

A wireless audio output port responds to selected sounds that can be programmed into a computer. The audio interface described utilizes an audio transducer (microphone or induction coil), an audio amplifier, and a relay driver.
COMPUTERCRAFT Dec 1991 (v.1#9) pg. 67

Experimenting with Motorola's 68HC11 true single-chip computer. Part 7. SBC (single-board computer) applications (continued). A look at MAG-11's input-capture feature and how to use it to make an accurate binary-display thermometer. Also details using interrupts to generate square waves and producing computer music.
COMPUTERCRAFT Jan 1993 (v.3#1) pg. 46

Experimenting with Coleco's Adam computer. How to connect an external speaker and amplifier. How to use Adam as an intruder alarm via the joysticks.
COMPUTERS & ELECTRONICS Apr 1984 (v.22#4) pg. 22

Minefield. A noisy TRS-80 war game uses a BASIC program and a sound generator attached to the cassette output. Est. cost: $22.
COMPUTERS & PROGRAMMING Jul-Aug 1981 (v.21#4) pg. 43

Add sound to your PET computer using just a speaker/amplifier and two wires. Est. cost: $15.
KILOBAUD MICROCOMPUTING #26 Feb 1979 pg. 9

Audio for your microprocessor. Tips on assembling and using the "MicroSounder" sound-generating device from American Micro Products (Houston TX). Used with the S-100 bus. Estimated cost: $179.
KILOBAUD MICROCOMPUTING #38 Feb 1980 pg. 32

Special issue on computer generated music and sound features 12 articles.
KILOBAUD MICROCOMPUTING #48 Dec 1980 pg. 26

The Ackerman Digital Systems Noisemaker board for the North Star computer. A profile of the product and tips on installing and using the board.
KILOBAUD MICROCOMPUTING #48 Dec 1980 pg. 124

Super sound with your OSI Superboard II computer. Simple and inexpensive modifications enables you to get sound output.
KILOBAUD MICROCOMPUTING #48 Dec 1980 pg. 130

Interface and software to operate the General Instrument programmable sound generator chip (#AY-3-8910) from a PET computer.
KILOBAUD MICROCOMPUTING #53 May 1981 (v.5#5) pg. 195

Add an audio output circuit to the Heath H-89 All-In-One computer. Est. cost: $2.
MICROCOMPUTING May 1982 (v.6#5) pg. 56

Look at that sound. Transform the sounds of earthquakes, handclaps, etc. into photographs using an oscilloscope and a Cromemco D+7A A/D converter.
MICROCOMPUTING #73 Jan 1983 (v.7#1) pg. 56

The complete Atarist. Everything you wanted to know about Atari's sound effects.
MICROCOMPUTING #75 Mar 1983 (v.7#3) pg. 122

A comprehensive look at the Commodore-64 sound effects synthesizer.
MICROCOMPUTING #79 Jul 1983 (v.7#7) pg. 38

Sound for video monitors. Add sound to a video monitor which has no built-in audio circuit. Use the computer's audio output to drive an inexpensive battery powered mini-amplifier/speaker.
MODERN ELECTRONICS [2] Nov 1986 (v.3#11) pg. 64

PC volume control and beep tone converter. Alter the sound coming from your personal computer's speaker with this simple circuit.
MODERN ELECTRONICS [2] Aug 1989 (v.6#8) pg. 32
Correction MODERN ELECTRONICS [2] Nov 1989 (v.6#11) pg. 7

Build a multimedia subwoofer for your computer audio system. Features a 12-dB-per-octave active bandpass crossover, a 20-watt power amplifier, and a 6" speaker. Two 3.5-mm phone jacks allow easy connection to virtually any sound card and multimedia speakers. Est. cost: $80 (kit).
POPULAR ELECTRONICS [2] Jan 1997 (v.14#1) pg. 37

Web radio. How to transmit Internet audio through your home stereo system.
POPULAR HOME AUTOMATION Jan 1999 (v.3#6) pg. 41

Programmable sound generator IC's. Detailed look at the AY-3-8910 and the AY-3-8912 chips from General Instruments. Includes an S-100 bus interface.
RADIO-ELECTRONICS Apr 1981 (v.52#4) pg. 56
Correction RADIO-ELECTRONICS Jul 1981 (v.52#7) pg. 18

Build a Synergy Card for your PC. The Synergy Card works by generating computer-controlled sound waves that put your brain into a state that is more conductive to both learning and creating. Can also be used to create various sound effects. Est. cost: $100. Part 1. Basic terms, background and philosophy.
RADIO-ELECTRONICS Sep 1988 (v.59#9) pg. 94

Build a Synergy Card for your PC. Part 2. Circuit overview.
RADIO-ELECTRONICS Oct 1988 (v.59#10) pg. 90

Build a Synergy Card for your PC. Part 3. How to build, test and operate the card.
RADIO-ELECTRONICS Nov 1988 (v.59#11) pg. 90, 98

Beeper for your TRS-80 computer allows you to cause a 'beep' to take place anytime you send the OUT command. Est. cost: $10.
SCIENCE & ELECTRONICS [2] May-Jun 1981 (v.21#3) pg. 33

A hacker's harmless speaker. Build speakers for use with a computer. Magnetic shielding protects computer tape, disks, etc. from accidental erasure.
SPEAKER BUILDER 3/1989 [May 1989] (v.10#3) pg. 28

A mike/probe preamp for sound-card measurements. This accessory for a high-performance PC-based multimedia sound card facilitates using your computer as a sophisticated loudspeaker/audio testing device.
SPEAKER BUILDER 5/1995 [Jul 1995] (v.16#5) pg. 20
Added Info SPEAKER BUILDER 7/1995 [Oct 1995] (v.16#7) pg. 51

A shielded trio. Constructing speakers (left, right and center) for a home theater and computer-based music system. Includes information on deriving a center signal from a stereo source and magnetically shielding the speakers from video interference.
SPEAKER BUILDER 3/1997 [May 1997] (v.18#3) pg. 22

Simple high-quality computer speakers. Assembling the Vifa Solo shielded 2-way audio/video speaker kit from Madisound (Madison WI). Est. cost: $173.
SPEAKER BUILDER 8/1997 [Dec 1997] (v.18#8) pg. 8

Sammy six two-way nearfield monitor. A pair of speakers for a computer monitor are built around Focal T90ti-2 tweeters and Vifa P17Wj-00-08 midbass drivers.
SPEAKER BUILDER 4/1999 [Jul 1999] (v.20#4) pg. 30

Diamond nearfield monitor. Easy-to-build desktop speakers for a computer workstation.
SPEAKER BUILDER 5/1999 [Aug 1999] (v.20#5) pg. 32
Correction SPEAKER BUILDER 7/1999 [Nov 1999] (v.20#7) pg. 48

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