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.
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A remote control volume/balance system. Design and construction of a stepper motor-driven volume and balance control that can be attached to any amplifier and operated by infrared remote control.
AUDIO AMATEUR 2/1991 [Apr 1991] (v.22#2) pg. 24
Added Info AUDIO AMATEUR 2/1995 [Jun 1995] (v.26#2) pg. 44

A 6-channel volume/balance control. A pure Class A analog control circuit which accepts ultra-high transparency SACD (Direct Stream Digital) or DVD-A surround formats with up to six power amp channels, while avoiding the digital processing degradation of surround-sound processors.
AUDIOXPRESS Feb 2003 (v.34#2) pg. 6

Stereo balancer with meter.
ELECTRONICS ILLUSTRATED Nov 1963 (v.6#6) pg. 108

Remote stereo control unit allows you to control volume, balance and on/off from another room. Est. cost: $20.
ELECTRONICS ILLUSTRATED Jan 1968 (v.11#1) pg. 67

Super stereo balancer can make even dissimilar speakers sound like a matched pair.
ELECTRONICS ILLUSTRATED May 1968 (v.11#3) pg. 56

Electronic balancer for stereo indicates balance, volume-control tracking, tone-control tracking, phasing and separation.
ELECTRONICS ILLUSTRATED Mar 1970 (v.13#2) pg. 92

Simple, no-capacitor circuit will indicate stereo balance.
ELECTRONICS WORLD Feb 1968 (v.79#2) pg. 68

Small audio oscillator puts out a split 1000kc signal for balancing stereo audio output. Est. cost: $10.
ELEMENTARY ELECTRONICS Sep-Oct 1966 (v.3#1) pg. 49

Stereo balance control enables one to use two mono hi-fi systems for stereo listening.
ELEMENTARY ELECTRONICS Nov-Dec 1966 (v.3#2) pg. 57

Stereo power and balance meter uses lighted LED's to set the balance control for equalized outputs, and will alert you if there is a degradation of power due to a malfunction of the amplifier.
ELEMENTARY ELECTRONICS Jan-Feb 1980 (v.20#1) pg. 25

Stero balancer for balncing speakers and finding multiplex broadcasts. Est. cost: $4.
POPULAR ELECTRONICS [1] Jun 1965 (v.22#6) pg. 48

Build a signal difference stereo balance meter. Only one meter to monitor.
POPULAR ELECTRONICS [1] Apr 1972 (v.1#4) pg. 50

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

Build a stereo blend control. Vary channel separation to suit your taste. Crosstalk between channels can be introduced and the two channels can be transposed with adjustable separation using this unit.
POPULAR ELECTRONICS [1] Feb 1978 (v.13#2) pg. 55

Build a stereo roto-blender. This circuit consists of a stereo rotate control and a stereo blend control. It lets you manipulate the stereo blend or transpose the two channels to improve the mix and emphasize previously "buried" sound.
POPULAR ELECTRONICS [1] Oct 1978 (v.14#4) pg. 66

Build a stereo balance meter.
POPULAR MECHANICS Feb 1968 (v.129#2) pg. 190

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

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