Thanks Ralph. It's resonances above 400 Hz I'm uncertain about. Whether it's an inherit weakness with JBL 2220H or a result of bad reconing or non-original parts.
To be certain, I would have to see...
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Thanks Ralph. It's resonances above 400 Hz I'm uncertain about. Whether it's an inherit weakness with JBL 2220H or a result of bad reconing or non-original parts.
To be certain, I would have to see...
Sorry for some misspelling in last post.
Great if someone who has either measured JBL 2220 or can measure the driver, would post it. I'm curious to see whether the resonances is only related to...
I have two JBL 2220H drivers that I bought used. They have been reconed but I don't anything else. Both drivers show resonances in the impedance graph as seen below.
70623
70624
Are there...