Tip on protecting trailer wiring plugs from corrosion and damage when not in use.
DIRT RIDER #95 Oct 1990 pg. 94
Trailer wiring made easy. A look at products that simplify your trailer wiring job. Tips on troubleshooting trailer wiring.
FAMILY HANDYMAN #296 Mar 1989 (v.39#3) pg. 70
Troubleshooting trailer wiring.
FAMILY HANDYMAN #328 May 1992 (v.42#5) pg. 58
Circuit provides satisfactory brake/turn lights when you tow older trailers with newer cars. Est. cost: $10.
MODERN ELECTRONICS [2] May 1986 (v.3#5) pg. 62
Circuit which allows any single-filament trailer light to operate as tail and brake light, four-way safety flashers and individual turn signal indicators.
POPULAR ELECTRONICS [1] Dec 1970 (v.33#6) pg. 66
Turn/brake indicator for trailers. Solid-state circuit permits use of older, 3-wire trailer systems with the newer, 4-wire automobile light systems.
POPULAR ELECTRONICS [1] Jul 1980 (v.18#1) pg. 62
Added Info POPULAR ELECTRONICS [1] Oct 1980 (v.18#4) pg. 8
How to connect 3-wire trailer lights to the 4-wire turn signal, brake, and tail lights found on foreign cars.
POPULAR ELECTRONICS [1] Mar 1982 (v.20#3) pg. 68
Transistor amplifier will keep a trailer turn signals flashing at the same rate as the auto, without a change in the regular flashing rate due to the extra load.
POPULAR MECHANICS May 1968 (v.129#5) pg. 168
Tip: Make wiring adapters to allow a single tow vehicle to attach to a variety of trailers.
POPULAR SCIENCE Apr 1987 (v.230#4) pg. 110
Tip: Protect your trailer's wiring by installing protective plugs on the trailer-wiring connectors.
SMALL BOAT JOURNAL #58 Dec 1987-Jan 1988 pg. 68