Coaxial Speakers

https://en.wikipedia.org/wiki/Midwoofer-tweeter-midwoofer



around 3" magnet diameter
4.3" outer diameter softdome version


s



https://www.me-geithain.de/de/rl-921k.html#&gid=1&pid=1

file:///Library/WebServer/Documents/audio_amp_dsp.html


r/audiophile - My Open Baffle Listening Room in daylight




2.55906 inches center
8.858268
10" outer

Audio Frosted Metal 10" Universal




Lobing pattern of a MTM speaker

https://www.seismicaudiospeakers.com/products/15-inch-coaxial-speaker