New_Equivalent_8846 t1_j6ix02r wrote on January 30, 2023 at 5:38 PM Reply to comment by Iminlesbian in eli5: Why do most airlines still use 2-pin audio jacks for the in-flight entertainment systems on their planes? by JJGLC92 No, if you mix down a stereo signal to one channel it becomes mono audio. If you then send that channel to 2 headphones or speakers it's still a mono signal; ie you get the same signal in both ears. Permalink Parent 13
New_Equivalent_8846 t1_j6ix02r wrote
Reply to comment by Iminlesbian in eli5: Why do most airlines still use 2-pin audio jacks for the in-flight entertainment systems on their planes? by JJGLC92
No, if you mix down a stereo signal to one channel it becomes mono audio. If you then send that channel to 2 headphones or speakers it's still a mono signal; ie you get the same signal in both ears.