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GUITAR AMPLIFIER & ELECTRONICS entries in Index to How To Do It Information
Norman Lathrop Enterprises  
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Detailed entries for one subject from the INDEX TO HOW TO DO IT INFORMATION.
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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.


Brief overview of how guitar amplifiers work.
AUDIOXPRESS Oct 2001 (v.32#10) pg. 91

Modifying Peavey's TKO 80 bass guitar amplifier (circa 1980). Part 1.
AUDIOXPRESS Oct 2003 (v.34#10) pg. 16

Distortion unit restores the "twang" to amplified guitar music.

Headphone amplifier for an electric guitar lets you practice without disturbing others.

FM guitar broadcaster. A battery-powered, short-range FM transmitter and contact microphone which can be mounted inside a guitar. Use any FM receiver as an amplifier. Est. cost: $10.
ELECTRONICS ILLUSTRATED Jan 1967 (v.10#1) pg. 38

Go-Go guitar amplifier. An AC or battery-powered amplifier, tremolo, and speaker fit into an attache case. Uses a 3-watt amplifier, powered by two 6-volt batteries or 110-volt house current.
ELECTRONICS ILLUSTRATED Mar 1967 (v.10#2) pg. 45

Go-Go reverb for guitars. Electronic reverberation unit connects between guitar and amplifier. Foot switch turns reverb on and off. Powered by 117-volt, AC current. Low hum level.
ELECTRONICS ILLUSTRATED Sep 1967 (v.10#5) pg. 56

Fuzzbox for electric guitar.
ELECTRONICS ILLUSTRATED Jul 1968 (v.11#4) pg. 83

Guitar tripler. Circuit makes an electric guitar sound like a banjo or mandolin. Est. cost: $10.
ELECTRONICS ILLUSTRATED Sep 1969 (v.12#5) pg. 47

Tremolo adapter connects between guitar and amplifier to vary signal amplitude between 8- and 15-cps. Est. cost: $10.
ELECTRONICS ILLUSTRATED May 1970 (v.13#3) pg. 94

Wireless FM guitar transmitter. Est. cost: $40 (kit).
ELECTRONICS NOW Jun 1993 (v.64#6) pg. 40

Mod Box. A combined fuzz circuit and tone control is suitable for use with a broad range of different guitar/amplifier makes and models. Also works with an electronic bass or keyboard. Est. cost: $40 (kit).
ELECTRONICS NOW May 1997 (v.68#5) pg. 45
Correction ELECTRONICS NOW Jul 1997 (v.68#7) pg. 7

Wild Mouse. Expand the types of sounds from your guitar with this simple "effects" box. Est. cost: $31 (kit).
ELECTRONICS NOW Sep 1999 (v.70#9) pg. 29

Simplified tremolo circuit. An amplifier to be used with a guitar or any type of musical instrument employing a magnetic or ceramic pickup.
ELECTRONICS WORLD Oct 1966 (v.76#4) pg. 89
Correction ELECTRONICS WORLD Dec 1966 (v.76#6) pg. 8

Multi-tone, a guitarist's tone control that permits creation of unusual sounds not possible with bass and treble controls.
ELECTRONICS WORLD Jan 1971 (v.85#1) pg. 69

Build a fuzz box circuit into an existing guitar amplifier. Est. cost: $3.
ELEMENTARY ELECTRONICS Jul-Aug 1970 (v.10#3) pg. 60

Circuit for an electronic fuzz box that connects between a guitar and amplifier.
ELEMENTARY ELECTRONICS Mar-Apr 1971 (v.11#1) pg. 52

"U-Pick-It" gives you a choice of bass, treble or midrange boost. Produce a twangy or smooth sound. Allows a guitar to be used as a string bass. Est. cost: $6.
ELEMENTARY ELECTRONICS May-Jun 1971 (v.11#2) pg. 59

Build a Wah-Wah pedal, a foot-controlled one-transistor (FET) amplifier. Est. cost: $15.
ELEMENTARY ELECTRONICS May-Jun 1976 (v.16#3) pg. 72

Big Boost, a self-contained mike/guitar/keyboard preamplifier you can plug directly into the amplifier, the mike, or the electronic musical instrument.
ELEMENTARY ELECTRONICS Mar-Apr 1980 (v.20#2) pg. 27

Remaking of a Champ. Modification of the Fender Champion guitar amplifier (circa 1950s) for studio work.
GLASS AUDIO 2/1992 (v.4#2) pg. 1

More on phase splitters (phase inverters) and their application in vacuum tube guitar amp power stages.
GLASS AUDIO 1/1995 (v.7#1) pg. 16
Correction GLASS AUDIO 2/1995 (v.7#2) pg. 57

Guitar amp refinements. Extensive information for modifying, adjusting, and improving the sound quality of tube-based musical instrument amps.
GLASS AUDIO 2/1995 (v.7#2) pg. 30
Correction GLASS AUDIO 3/1995 (v.7#3) pg. 55

Advice on selecting a tube-style preamp kit for guitar use.
GLASS AUDIO 3/1998 (v.10#3) pg. 48

Silencer. A portable, battery-operated, 1-watt amplifier for a guitar that drives a hi-fi headphone.
HANDS-ON ELECTRONICS Mar-Apr 1986 (v.3#2) pg. 61
Added Info HANDS-ON ELECTRONICS May 1987 (v.4#5) pg. 6

Circuit for an unusual guitar fuzz box that also pulses in step with the peaks of the waveform from the pickup.
HANDS-ON ELECTRONICS Dec 1986 (v.3#7) pg. 42

Schematic diagram of a "fuzz" unit for an electric guitar.
HANDS-ON ELECTRONICS Jan 1987 (v.4#1) pg. 110

Schematic diagram of a guitar preamp that lets you connect to the high-impedance input of an amplifier.
HANDS-ON ELECTRONICS Jan 1987 (v.4#1) pg. 111

Tremolo circuit for an electronic guitar.
HANDS-ON ELECTRONICS Jun 1987 (v.4#6) pg. 96

Treble boost circuit gives added brilliance to guitar output.
HANDS-ON ELECTRONICS Sep 1987 (v.4#9) pg. 99

Fuzz box circuit for a guitar.
HANDS-ON ELECTRONICS Nov 1987 (v.4#11) pg. 92

An electric Hawaiian guitar that uses a radio for pick-up.
MECHANIX ILLUSTRATED #446 Jul 1965 (v.61) pg. 90

Musical-instrument fuzz box. A special-effects accessory for use with electric guitar, music synthesizer or other musical instrument.
MODERN ELECTRONICS [2] Dec 1988 (v.5#12) pg. 36

Build the JamMix. A three-channel stereo mixer that blends any amplified musical instrument with line-level stereo audio, so that a musician can accompany prerecorded music. Also suitable as a personal-practice amplifier for guitars, etc. Est. cost: $65 (kit).

Amplifier module electrifies guitar.
POPULAR ELECTRONICS [1] Jun 1965 (v.22#6) pg. 64

"Fuzzbox" for under $3. Designed to provide that fuzzy, raspy, piercing sound often associated with rock and roll music from electric guitars. Uses no battery. Unit is connected between guitar and speaker and is activated by a foot switch. Est. cost: $3.
POPULAR ELECTRONICS [1] Jan 1967 (v.26#1) pg. 87
Correction POPULAR ELECTRONICS [1] Jan 1968 (v.28#1) pg. 99

Fuzzbox for electric guitar.
POPULAR ELECTRONICS [1] Feb 1968 (v.28#2) pg. 41
Correction POPULAR ELECTRONICS [1] Mar 1968 (v.28#3) pg. 97

A 60-watt solid-state amplifier with built-in tremolo, reverb, and fuzz. Est. cost: $85. Part 1.
POPULAR ELECTRONICS [1] Apr 1968 (v.28#4) pg. 43

A 60-watt solid-state amplifier with built-in tremolo, reverb, and fuzz. Est. cost: $85. Part 2.
POPULAR ELECTRONICS [1] May 1968 (v.28#5) pg. 31

Compression sustainer for electric guitars. Increases amplification of the soft low-level passages when a note starts to decay. Est. cost: $20.
POPULAR ELECTRONICS [1] May 1969 (v.30#5) pg. 63

Treble boost preamplifier for electric guitar. Provides 20 dB boost of 3000 Hz.
POPULAR ELECTRONICS [1] Dec 1969 (v.31#6) pg. 59

Foot-controlled "Waa-Waa" electronic device for use with electric guitars.
POPULAR ELECTRONICS [1] Jan 1970 (v.32#1) pg. 45

Electronic rhythm drum accompanyment for electronic guitar. Est. cost: $17.
POPULAR ELECTRONICS [1] Feb 1970 (v.32#2) pg. 53

Modify your electronic guitar sound by varying the "attack" time with this delay unit.
POPULAR ELECTRONICS [1] Jun 1970 (v.32#6) pg. 53

Build the optimum fuzz adapter which operates only when triggered by the electronic instrument.
POPULAR ELECTRONICS [1] Jul 1972 (v.2#1) pg. 34

Tremolo device for an electric guitar or other electronic musical instrument.
POPULAR ELECTRONICS [1] Mar 1974 (v.5#3) pg. 40

Build a guitar sound intensifier which improves frequency response and gives complete tone control for the soild-body electric guitar. Est. cost: $50.
POPULAR ELECTRONICS [1] Jul 1974 (v.6#1) pg. 45

Fuzz-box circuit is suitable for operation on dual dc power supplies from 5 volts to 18 volts (+ or -). Changes the tones produced by an unaided electric guitar to sound similar to those produced by an electronic music synthesizer.
POPULAR ELECTRONICS [1] Mar 1978 (v.13#3) pg. 79

Add fuzz to your electric guitar or bass. Solid-state fuzz box for interesting sound effects. Est. cost: $13.
POPULAR ELECTRONICS [1] Jun 1978 (v.13#6) pg. 44

Build a "Wah-Wah" pedal for your electric guitar. Estimated cost: $58.
POPULAR ELECTRONICS [1] Jun 1980 (v.17#6) pg. 72

Practice amp circuit has a power output of under two watts into an 8-ohm speaker. Used as the "practice" amplifier for an electronic guitar.
POPULAR ELECTRONICS [2] Mar 1989 (v.6#3) pg. 22

Build a headphone amplifier for your guitar. Est. cost: $50 (kit).
POPULAR ELECTRONICS [2] Mar 1995 (v.12#3) pg. 33

Build a guitar preamp/distortion box to create a "heavy" sound.
POPULAR ELECTRONICS [2] Aug 1995 (v.12#8) pg. 43

Guitar practice amplifier circuit features fuzz and treble-boost effects.
POPULAR ELECTRONICS [2] Apr 1996 (v.13#4) pg. 62
Correction POPULAR ELECTRONICS [2] Jul 1996 (v.13#7) pg. 6
Correction POPULAR ELECTRONICS [2] Jan 1997 (v.14#1) pg. 59

Build the guitar track jammer. Play guitar along with your favorite music and listen to the mix on headphones.
POPULAR ELECTRONICS [2] Jul 1996 (v.13#7) pg. 56
Added Info POPULAR ELECTRONICS [2] Oct 1996 (v.13#10) pg. 6

Guitar practice amplifier circuit features an LED bargraph display so you can see the audio output.
POPULAR ELECTRONICS [2] Jul 1997 (v.14#7) pg. 66
Added Info POPULAR ELECTRONICS [2] Oct 1997 (v.14#10) pg. 74

Fuzz amplifier circuit for an electric guitar.
POPULAR ELECTRONICS [2] Aug 1997 (v.14#8) pg. 66

Build the Chrome Classic 50 guitar amplifier. Features a 50-watt amplifier, clean and crunch channels, adjustable tone and distortion controls, and a 10" aluminum-cone speaker. Est. cost: $169 (kit).
POPULAR ELECTRONICS [2] Dec 1997 (v.14#12) pg. 33
Correction POPULAR ELECTRONICS [2] Mar 1998 (v.15#3) pg. 5
Added Info POPULAR ELECTRONICS [2] May 1998 (v.15#5) pg. 6

Guitar distortion pedal. An inexpensive and easy-to-build musical special-effects circuit which features individual bass and treble controls.
POPULAR ELECTRONICS [2] Sep 1999 (v.16#9) pg. 39
Added Info POPULAR ELECTRONICS [2] Oct 1999 (v.16#10) pg. 16
Correction POPULAR ELECTRONICS [2] Dec 1999 (v.16#12) pg. 4

Portable battery-powered amplifier for guitar, accordian, harmonica and public address systems.
POPULAR MECHANICS Jan 1963 (v.119#1) pg. 195

Add a home-built fuzz box to an electric guitar.
POPULAR MECHANICS Feb 1979 (v.151#2) pg. 22

Build a lightweight battery-powered portable amplifier for an electric guitar. Amp is powered by eight D cells or a car's cigarette lighter. Include printed-circuit-board template.
POPULAR MECHANICS Sep 1979 (v.152#3) pg. 29

Two 9-volt-powered amplifier circuits to boost the output of a graphic equalizer attached to a guitar.
RADIO-ELECTRONICS Jun 1989 (v.60#6) pg. 13

Add a switch (keying) jack to an Olsen reverberation device so it can be keyed in and out with a foot switch as you play your guitar.
RADIO-TV EXPERIMENTER Dec 1967-Jan 1968 (v.23#3) pg. 43

Add-on tremolo circuit for electric guitars will produce pulsation frequencies from 4 to 20 Hz.
RADIO-TV EXPERIMENTER Apr-May 1968 (v.24#2) pg. 61

A fuzz box circuit for both a vacuum tube amplifier and a transistorized amplifier. Est. cost: $1.
SCIENCE & ELECTRONICS [1] Oct-Nov 1969 (v.27#2) pg. 67

Unijunction tremolo for guitar.
SCIENCE & ELECTRONICS [1] Jun-Jul 1970 (v.28#3) pg. 72

Cylindrical symmetric guitar TLs (transmission line loudspeakers). Build a giant pair of stereo speakers designed specifically for a bass guitar.
SPEAKER BUILDER 1/1990 [Feb 1990] (v.11#1) pg. 22
Added Info SPEAKER BUILDER 3/1990 [Jun 1990] (v.11#3) pg. 79
Added Info SPEAKER BUILDER 4/1990 [Aug 1990] (v.11#4) pg. 82, 86

The electric bass tri-horn. Light weight, small size, high power output speaker for an electric bass player features a triangular cabinet, horn-loaded front- and rearwaves, and a detachable stand.
SPEAKER BUILDER 4/1993 [Jul 1993] (v.14#4) pg. 10
Added Info SPEAKER BUILDER 2/1995 [Mar 1995] (v.16#2) pg. 59

A compact bass guitar speaker uses only a 1.6 cu.ft. fourth-order (ported) box, yet is able to reproduce the full range of a five string bass without electronic equalization. Est. cost: $225.
SPEAKER BUILDER 2/1994 [Mar 1994] (v.15#2) pg. 10

The Snail horn. The ultimate bass-guitar speaker in a small enclosure (under 6 cu.ft.). It places a horn-loaded woofer in a ported box and feeds the front-wave and port output into the horn.
SPEAKER BUILDER 6/1997 [Sep 1997] (v.18#6) pg. 6
Added Info SPEAKER BUILDER 3/1998 [May 1998] (v.19#3) pg. 53
Added Info SPEAKER BUILDER 3/1998 [May 1998] (v.19#3) pg. 20 (Snail II. Larger enclosure & horn)
Correction SPEAKER BUILDER 6/1998 [Oct 1998] (v.19#6) pg. 58 (Snail II)
Added Info SPEAKER BUILDER 4/1998 [Jul 1998] (v.19#4) pg. 8 (Snail III. Listening room version)
Added Info SPEAKER BUILDER 3/2000 [May 2000] (v.21#3) pg. 49