1200FE-8

I can’t speak to the exact design details of the 2219Nd, but JBL does vent that space in their professional low frequency drivers...

I like the 4369, but i have to ask one thing about it, in the 2219nd-1, under the dust big dust cap aren't there cavity resonances...

To tell you the truth i have no idea, maybe i did according to my ears, as i don't have measuring equipment, but according to most...

Thaaaaaanks :)

You can read here a little bit about the new driver for the 4369 woofer. https://www.harmanluxuryaudionews.com/2026/08/26/tech-talk-49/

Hi, this instantaneous power compression is exactly what TCR adresses, right? Have i got this wrong?

IIRC the 4367 has similar power compression measurement as a 4435 which uses two 2234H. In any case long term power compression is not a...

Hi, thanks for the detailed info. Greg Timbers said about 2216ND and 2216ND-1 that due to the TCR voice coil the woofer is very kicky...

You got me to look up what TCR (temperature coefficient of resistance) is, and found this JBL patent. So, for a 2x difference in TCR...

I am only interested in one thing that matters the most for me about these speakers: If the woofer has TCR voice-coil wire, to give very...