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Wisdom develops the first Adrenaline speakers, the M-50 Monopole and D-75 Dipole.


Tom and Debi Bohlender found Wisdom Audio. The company will cater to the music lover and audiophile seeking the highest levels of performance, providing products based on thin-film planar-magnetic technology implemented in a line-source configuration and used in conjunction with underhung voice coil woofer designs.