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OA-116 jumper positions

Posted: Mon 22 Sep 2025, 00:15
by JoelRiehl
I have installed hifikit.se upgrade kit from hifikit, with help from Anders Forsberg. As per the upgrade instructions, I have positioned the red jumper nearest the midrange driver so that it is in the position parallel to the long side of the speaker.

Question: There is one other jumper - a blue one - on the front plate with the tweeters. It has 3 possible positions: forward parallel to long side, rearward parallel to long side, and rearward perpendicular to long side. What is the effect of those 3 positions on the sound of the speaker? I assume they adjust the brightness of the tweeters. I kept the original peerless tweeters in place - for now. Any information is appreciated.

Re: OA-116 jumper positions

Posted: Mon 22 Sep 2025, 16:36
by STDI!
"I assume they adjust the brightness of the tweeters." Correct

Carlssonkult says that the position closest to the listener gives the highest level.

Re: OA-116 jumper positions

Posted: Mon 22 Sep 2025, 20:47
by JoelRiehl
STDI!, Thank you very much for the reply. I will start with them in that position. In honor of my 69 year old hearing.