Most MP3 players connect to a USB port on your computer when you want to add or remove music. This article is meant to explain how you can create an auxiliary input in a radio that doesn't accept anything of the sort. Thank you for sharing. wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. Old post, but I'm hoping to get a response.I have a 1979 dodge truck with a stereo AM radio with 8track. We can add an auxiliary input to your factory radio. Certain cars locate the Aux on the center console while others place it at the glove box or armrest; the location varies. When I touched either pin 2 or 5 to ground, it would work perfect. ... USB Port, AUX Input, AM/FM Radio Receiver Without 6 x 9 Inch Car Speaker. Lift your vehicle's hood to access the battery. Upgrading Tube Radio With New Caps and IPOD/AUX Input: After fixing up the cabinet to this radio and enjoying staring at it for awhile, it is finally time to take a whack at the chassis. Types of Aux Inputs. 7 years ago This is a very simple hack that will allow your older radio to play from an auxiliary input. I did it in my car, but it will work with any radio that has a cassette. This article is meant to explain how you can create an auxiliary input in a radio that doesn't accept anything of the sort. Pin 1 will go to the ground leg of the potentiometer Okay here is a good how to on the tape deck head hack. Here is a thread on an AM radio hack. All that is being done is to add the RCA jack in between  the source and the potentiometer. I did it in my car, but it will work with any radio that has a cassette. 6. The first point of order is to understand your radio. Just be sure to orient the new ones like the originals. since i had issues with volume with my aux input. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/7\/7d\/Create-a-Stereo-Auxiliary-on-an-Old-School-Radio-Step-1.jpg\/v4-460px-Create-a-Stereo-Auxiliary-on-an-Old-School-Radio-Step-1.jpg","bigUrl":"\/images\/thumb\/7\/7d\/Create-a-Stereo-Auxiliary-on-an-Old-School-Radio-Step-1.jpg\/aid456819-v4-728px-Create-a-Stereo-Auxiliary-on-an-Old-School-Radio-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"