Norman Lathrop Enterprises | Norman Lathrop Enterprises
Index To How To Do It Information
Lathrop Report On Newspaper Indexes
A profile of Norman Lathrop Enterprises
Last Updated
  Index Home  |   A-Z Subject Heading Guide    |   Keyword Search  |   Union List 

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.


Build a rear-curtain flash synchronizer which briefly delays the firing of the flash unit in order to combine flash and ambient light for realistic motion effects. Est. cost: $35.
CAMERA & DARKROOM Jul 1994 (v.16#7) pg. 18

Photo illustrates how to coil a flash sync cord so that it will not tangle up.
CAMERA 35 Jun 1974 (v.18#4) pg. 63

Photo illustrates how to wind up long sync cords so they uncoil without snarls.
CAMERA 35 Dec 1976 (v.20#9) pg. 15

Optoelectronic detection circuit that will trigger a camera or an electronic strobe when an object enters the space between an infrared emitting diode and a phototransistor.
COMPUTERS & ELECTRONICS Apr 1983 (v.21#4) pg. 106

Light-activated photo strobe slave trigger circuit. Est. cost: $8 (kit).

Fail-safe slave flash has no sensitivity control, thus no false response. Flash is triggered only by a sudden increase in light regardless of initial light level.
ELECTRONICS ILLUSTRATED Jan 1966 (v.9#1) pg. 33

Circuit for a sound-activated switch to trigger a strobe-flash to take stop-action photos.
ELEMENTARY ELECTRONICS Jul-Aug 1971 (v.11#3) pg. 38

Cable-free slave-flash control uses only two resistors, one light-activated silicon-controlled rectifier, one choke and an optional diode bridge to trigger a remote electronic flash unit.
ELEMENTARY ELECTRONICS Jul-Aug 1976 (v.16#4) pg. 49

Schematic diagram for a slave trigger.
HANDS-ON ELECTRONICS Jan 1987 (v.4#1) pg. 30

Build your own electronic slave-flash trigger.
HANDS-ON ELECTRONICS Dec 1988 (v.5#12) pg. 58

Photoflash slave uses an SCR to activate a reed relay which in turn fires the photoflash.
INDUSTRIAL EDUCATION Nov 1983 (v.72#8) pg. 24

Multi-Flash power pack can synchronize the flash of up to 6 extension flashes. Est. cost: $7.
MECHANIX ILLUSTRATED #455 Apr 1966 (v.62) pg. 116

Electronic slave flash for your camera. Radio-controlled unit is built from a pair of inexpensive walkie-talkies.
MECHANIX ILLUSTRATED #544 Sep 1973 (v.69) pg. 60

Wireless slavelight tripper. Light from the main flash trips slave flash with this unit that fits in a pillbox. Est. cost: $2.
MECHANIX ILLUSTRATED #558 Nov 1974 (v.70) pg. 48

Remote slave tripper circuit has a minimum number of parts.
MECHANIX ILLUSTRATED #566 Jul 1975 (v.71) pg. 64

Slave flash techniques. Comparison of using on-camera flash only, and the use of a slave flash in addition to on-camera. Tips on lighting setups. Chart of slave flash triggering devices accompanies the article.
MODERN PHOTOGRAPHY Feb 1977 (v.41#2) pg. 92

Build a slave trigger encapsulated in clear casting resin. Est. cost: $8.
MODERN PHOTOGRAPHY Jan 1979 (v.43#1) pg. 101

How to use slave triggers and multiple connectors to trigger two or three flash units at once.
MODERN PHOTOGRAPHY Dec 1981 (v.45#12) pg. 56

Tips on checking and repairing PC flash cords, plus a look at various accessories to make them work better.
MODERN PHOTOGRAPHY Mar 1982 (v.46#3) pg. 46

Tip: Use a backward-pointing on-camera flash to trigger forward-pointing slave units and eliminate the need for any sync cords.
MODERN PHOTOGRAPHY Jan 1983 (v.47#1) pg. 85

How to equip a miniature on-camera electronic flash with a "back flash" to trigger slave flash units without using sync cords.
MODERN PHOTOGRAPHY Oct 1984 (v.48#10) pg. 83

Build a multipurpose time delay flash trigger. Est. cost: $10.
MODERN PHOTOGRAPHY Jan 1985 (v.49#1) pg. 41
Correction MODERN PHOTOGRAPHY Apr 1985 (v.49#4) pg. 73

Fine tuning auto fill-in flash by using a remote (off-camera) sensor.
MODERN PHOTOGRAPHY Mar 1986 (v.50#3) pg. 52

Tip: Use fishing tackle snap to prevent PC cord from being accidently detached from camera.
MODERN PHOTOGRAPHY Jan 1987 (v.51#1) pg. 22

Tip: Use a paper tube to make sure that another camera does not trigger your remote slave flash.
MODERN PHOTOGRAPHY Jan 1987 (v.51#1) pg. 28

Build a flash delay adaptor to simulate a second-curtain flash sync. This allows you to make "streak-and-flash" photos with an ordinary camera.
MODERN PHOTOGRAPHY Sep 1987 (v.51#9) pg. 14

Homemade tailflash trigger which will override first curtain flash on focal plane shutter cameras.
MODERN PHOTOGRAPHY Mar 1988 (v.52#3) pg. 46

Tips on using slave flash guns.
PHOTO METHODS FOR INDUSTRY Mar 1971 (v.14#3) pg. 16

Three-way photoflash tripper can be activated by light, dark or sound. Est. cost: $20.
PHOTO METHODS FOR INDUSTRY Aug 1972 (v.15#8) pg. 46

How to construct a slave trigger which will trigger a remote flash up to 90-ft. away. Entire unit fits into a 35mm plastic film can.
PHOTOGRAPHIC Oct 1978 (v.7#6) pg. 103
Added Info PHOTOGRAPHIC Dec 1978 (v.7#8) pg. 25

How to make a flash switch to plug into a PC cord that allows the flash to be fired independently of the camera.
PHOTOGRAPHIC Sep 1980 (v.9#5) pg. 97

How to build a radio control for your camera and flash from the remains of an inexpensive radio-controlled toy car. Est. cost: $10.
PHOTOGRAPHIC Mar 1985 (v.13#11) pg. 58

Rainbow strobo. Using a stroboscope and colored gels to achieve multiple-image colored photographs. Includes instructions on making a "bicycle wheel flash sequencer."
PHOTOGRAPHIC Nov 1987 (v.16#7) pg. 16

Tips on choosing between front and rear flash sync when photographing moving objects using a long exposure.
PHOTOGRAPHIC May 1997 (v.26#1) pg. 28

Circuit for a slave flash triggering circuit which can fire up to three lamps. Tips on controlling slave flash.
PHOTOMETHODS Sep 1974 (v.17#9) pg. 48

The basics of electronic control of photoflash units reviewed.
PHOTOMETHODS Oct 1974 (v.17#10) pg. 54

Simple circuit to test sync cords.
PHOTOMETHODS Apr 1977 (v.20#4) pg. 53

Synchronizing studio strobe to camera shutters. Relationship between flash duration and the camera is explained.
PHOTOMETHODS Oct 1989 (v.32#10) pg. 24

Simple slave strobe sync adapter.
POPULAR ELECTRONICS [1] May 1964 (v.20#5) pg. 59

Convert any electronic flash unit to a cordless, reliable, light-actuated slave with an easy-to-build adapter.
POPULAR ELECTRONICS [1] Mar 1965 (v.22#3) pg. 61

Slave switch fires standard or electronic flash gun up to 30 ft. away.
POPULAR ELECTRONICS [1] Mar 1966 (v.24#3) pg. 30

Device using silicon controlled rectifier cuts down the high voltage across camera flash contacts, thus extending their life. Use with electronic flash guns.
POPULAR ELECTRONICS [1] May 1966 (v.24#5) pg. 14

Slave unit flashes when it "sees" a light, "feels" a touch, or "hears" a noise.
POPULAR ELECTRONICS [1] Jun 1966 (v.24#6) pg. 56

Slave flash trigger drives either conventional or electronic flash guns.
POPULAR ELECTRONICS [1] Jan 1968 (v.28#1) pg. 65

Simple electronic photoflash circuit uses low-cost plastic-encapsulated SCR.
POPULAR ELECTRONICS [1] Apr 1970 (v.32#4) pg. 92

Remote photoflash slave adapter circuit.
POPULAR ELECTRONICS [1] Jul 1970 (v.33#1) pg. 86

Sound-activated photoflash attachment.
POPULAR ELECTRONICS [1] Dec 1972 (v.2#6) pg. 74

Light-activated slave strobe trigger.
POPULAR ELECTRONICS [1] Jun 1973 (v.3#6) pg. 40

Three-way photo flash tripper can be activated by sound, light or switch control. Flash will then fire a preset time after receiving the signal.
POPULAR ELECTRONICS [1] Jul 1974 (v.6#1) pg. 52

Circuit for automatic slave flash control has an adjustable time delay to enable the slave to be flashed at some interval after receiving the signal from the main flash. Use for multiple exposure stop-motion flash photography.
POPULAR ELECTRONICS [1] Nov 1977 (v.12#5) pg. 75

Make a low-cost slave tripper. Use a light-sensitive silicon-controlled rectifier to trip a second flashgun without the need of a sync cord. Est. cost: $4.
POPULAR MECHANICS Jan 1967 (v.127#1) pg. 173

For professional flash lighting, build this slave trigger and use it to incorporate one or more manual flash units into a multiple flash setup for picture taking. Complete instructions for building several versions of the slave trigger and tips on using multiple flash. Est. cost: $2.
POPULAR PHOTOGRAPHY Dec 1978 (v.83#6) pg. 111

Tips designed to prevent photograpic "goofs". Tips include: (1) Marking developing tanks with film contents. (2) Traction-relief devices to keep PC synch cord from pulling out, etc.
POPULAR PHOTOGRAPHY Apr 1980 (v.86#4) pg. 82

Flash synchronization cords. Tips on selection and use of sync cords and flash-slave triggers.
POPULAR PHOTOGRAPHY Nov 1988 (v.95#11) pg. 109

Tip: Paper clip makes a simple, effective flash-cord anchor.
POPULAR PHOTOGRAPHY Nov 1989 (v.96#11) pg. 40

Tip on attaching PC ends to standard guitar jacks so that inexpensive electric-guitar cords can be used as flash extension cords.
POPULAR PHOTOGRAPHY Apr 1991 (v.98#4) pg. 18

How to master off-camera flash units using slaves (wireless remote flash triggers). What is available and tips on their use.
POPULAR PHOTOGRAPHY Mar 1994 (v.58#3) pg. 54

PC sync cords. Tips on their use and maintenance.
POPULAR PHOTOGRAPHY Feb 1997 (v.61#2) pg. 152

Build slave flash guns using the light activated switch.
POPULAR SCIENCE Jan 1964 (v.184#1) pg. 128

Circuit for a wireless tripper for photographic flash (a 'slave' tripper).
RADIO-ELECTRONICS Jul 1981 (v.52#7) pg. 62
Added Info RADIO-ELECTRONICS Dec 1981 (v.52#12) pg. 78

Photoelectric slave flash trigger has only two components and fits inside a ballpoint pen case. Est. cost: $3.
RADIO-TV EXPERIMENTER Aug-Sep 1968 (v.25#1) pg. 55

Self-contained and self-powered electronic slave flash. Triggered by a solar cell/silicon-controlled rectifier circuit by light from the master flash.
SCIENCE & ELECTRONICS [1] Oct-Nov 1970 (v.28#5) pg. 35

Slave photoflash uses a light sensitive silicon-controlled rectifier. Est. cost: $7.
SCIENCE & MECHANICS May 1968 (v.39#5) pg. 68

How to build a full-synchro flash for 35mm SLR cameras. How to fit a leaf shutter lens to a 35mm camera and equip it with an adapter cable to synchronize the leaf shutter with the camera's flash.
SHUTTERBUG #311 Aug 1996 (v.25#10) pg. 103