My AUX port is fading out & popping. I switched RCA cables, no difference. Have you tried WD-40s contact cleaner? Does it compare to Deoxit contact cleaner? : r/vintageaudio

Can you use Electrical Contact Cleaner Spray to clean tape heads in a cassette player? - Quora

Component To Aux

Clean Connectors

fixing a bad toyota/scion AUX jack, The AUX input jack has …

Deoxit D5 & Wd40 contact cleaner, repairing old amplifier

Bought car with broken off piece in aux port. Tips for removing it? Seems to have some hot glue shoved in there too. : r/Cartalk

My AUX port is fading out & popping. I switched RCA cables, no difference. Have you tried WD-40s contact cleaner? Does it compare to Deoxit contact cleaner? : r/vintageaudio

DeOxit vs WD40 vs Contact Cleaner - Shootout

Deoxit D5 & Wd40 contact cleaner, repairing old amplifier

A home DIYer looking for a cheap multimeter, help : r/MechanicAdvice

What is one of the best motorized stereo potentiometers available in EU? : r /diyaudio